Book_Recommender.ipynb

{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 1,
   "id": "b2f89c28",
   "metadata": {},
   "outputs": [],
   "source": [
    "import numpy as np\n",
    "import pandas as pd"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "id": "8ca36e01",
   "metadata": {},
   "outputs": [],
   "source": [
    "books = pd.read_csv('books.csv')\n",
    "users = pd.read_csv('users.csv')\n",
    "ratings = pd.read_csv('ratings.csv')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "id": "edebafa7",
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>ISBN</th>\n",
       "      <th>Book-Title</th>\n",
       "      <th>Book-Author</th>\n",
       "      <th>Year-Of-Publication</th>\n",
       "      <th>Publisher</th>\n",
       "      <th>Image-URL-S</th>\n",
       "      <th>Image-URL-M</th>\n",
       "      <th>Image-URL-L</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>0195153448</td>\n",
       "      <td>Classical Mythology</td>\n",
       "      <td>Mark P. O. Morford</td>\n",
       "      <td>2002</td>\n",
       "      <td>Oxford University Press</td>\n",
       "      <td>http://images.amazon.com/images/P/0195153448.0...</td>\n",
       "      <td>http://images.amazon.com/images/P/0195153448.0...</td>\n",
       "      <td>http://images.amazon.com/images/P/0195153448.0...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>0002005018</td>\n",
       "      <td>Clara Callan</td>\n",
       "      <td>Richard Bruce Wright</td>\n",
       "      <td>2001</td>\n",
       "      <td>HarperFlamingo Canada</td>\n",
       "      <td>http://images.amazon.com/images/P/0002005018.0...</td>\n",
       "      <td>http://images.amazon.com/images/P/0002005018.0...</td>\n",
       "      <td>http://images.amazon.com/images/P/0002005018.0...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>0060973129</td>\n",
       "      <td>Decision in Normandy</td>\n",
       "      <td>Carlo D'Este</td>\n",
       "      <td>1991</td>\n",
       "      <td>HarperPerennial</td>\n",
       "      <td>http://images.amazon.com/images/P/0060973129.0...</td>\n",
       "      <td>http://images.amazon.com/images/P/0060973129.0...</td>\n",
       "      <td>http://images.amazon.com/images/P/0060973129.0...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>0374157065</td>\n",
       "      <td>Flu: The Story of the Great Influenza Pandemic...</td>\n",
       "      <td>Gina Bari Kolata</td>\n",
       "      <td>1999</td>\n",
       "      <td>Farrar Straus Giroux</td>\n",
       "      <td>http://images.amazon.com/images/P/0374157065.0...</td>\n",
       "      <td>http://images.amazon.com/images/P/0374157065.0...</td>\n",
       "      <td>http://images.amazon.com/images/P/0374157065.0...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>0393045218</td>\n",
       "      <td>The Mummies of Urumchi</td>\n",
       "      <td>E. J. W. Barber</td>\n",
       "      <td>1999</td>\n",
       "      <td>W. W. Norton &amp;amp; Company</td>\n",
       "      <td>http://images.amazon.com/images/P/0393045218.0...</td>\n",
       "      <td>http://images.amazon.com/images/P/0393045218.0...</td>\n",
       "      <td>http://images.amazon.com/images/P/0393045218.0...</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "         ISBN                                         Book-Title  \\\n",
       "0  0195153448                                Classical Mythology   \n",
       "1  0002005018                                       Clara Callan   \n",
       "2  0060973129                               Decision in Normandy   \n",
       "3  0374157065  Flu: The Story of the Great Influenza Pandemic...   \n",
       "4  0393045218                             The Mummies of Urumchi   \n",
       "\n",
       "            Book-Author Year-Of-Publication                   Publisher  \\\n",
       "0    Mark P. O. Morford                2002     Oxford University Press   \n",
       "1  Richard Bruce Wright                2001       HarperFlamingo Canada   \n",
       "2          Carlo D'Este                1991             HarperPerennial   \n",
       "3      Gina Bari Kolata                1999        Farrar Straus Giroux   \n",
       "4       E. J. W. Barber                1999  W. W. Norton &amp; Company   \n",
       "\n",
       "                                         Image-URL-S  \\\n",
       "0  http://images.amazon.com/images/P/0195153448.0...   \n",
       "1  http://images.amazon.com/images/P/0002005018.0...   \n",
       "2  http://images.amazon.com/images/P/0060973129.0...   \n",
       "3  http://images.amazon.com/images/P/0374157065.0...   \n",
       "4  http://images.amazon.com/images/P/0393045218.0...   \n",
       "\n",
       "                                         Image-URL-M  \\\n",
       "0  http://images.amazon.com/images/P/0195153448.0...   \n",
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       "2  http://images.amazon.com/images/P/0060973129.0...   \n",
       "3  http://images.amazon.com/images/P/0374157065.0...   \n",
       "4  http://images.amazon.com/images/P/0393045218.0...   \n",
       "\n",
       "                                         Image-URL-L  \n",
       "0  http://images.amazon.com/images/P/0195153448.0...  \n",
       "1  http://images.amazon.com/images/P/0002005018.0...  \n",
       "2  http://images.amazon.com/images/P/0060973129.0...  \n",
       "3  http://images.amazon.com/images/P/0374157065.0...  \n",
       "4  http://images.amazon.com/images/P/0393045218.0...  "
      ]
     },
     "execution_count": 8,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "books.head()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 9,
   "id": "9d6ede85",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
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       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>User-ID</th>\n",
       "      <th>Location</th>\n",
       "      <th>Age</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>1</td>\n",
       "      <td>nyc, new york, usa</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>2</td>\n",
       "      <td>stockton, california, usa</td>\n",
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       "      <td>moscow, yukon territory, russia</td>\n",
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       "      <th>3</th>\n",
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       "      <td>porto, v.n.gaia, portugal</td>\n",
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       "      <th>4</th>\n",
       "      <td>5</td>\n",
       "      <td>farnborough, hants, united kingdom</td>\n",
       "      <td>NaN</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "   User-ID                            Location   Age\n",
       "0        1                  nyc, new york, usa   NaN\n",
       "1        2           stockton, california, usa  18.0\n",
       "2        3     moscow, yukon territory, russia   NaN\n",
       "3        4           porto, v.n.gaia, portugal  17.0\n",
       "4        5  farnborough, hants, united kingdom   NaN"
      ]
     },
     "execution_count": 9,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "users.head()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 10,
   "id": "626150a9",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
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       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>User-ID</th>\n",
       "      <th>ISBN</th>\n",
       "      <th>Book-Rating</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>276725</td>\n",
       "      <td>034545104X</td>\n",
       "      <td>0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>276726</td>\n",
       "      <td>0155061224</td>\n",
       "      <td>5</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>276727</td>\n",
       "      <td>0446520802</td>\n",
       "      <td>0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>276729</td>\n",
       "      <td>052165615X</td>\n",
       "      <td>3</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>276729</td>\n",
       "      <td>0521795028</td>\n",
       "      <td>6</td>\n",
       "    </tr>\n",
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      ],
      "text/plain": [
       "   User-ID        ISBN  Book-Rating\n",
       "0   276725  034545104X            0\n",
       "1   276726  0155061224            5\n",
       "2   276727  0446520802            0\n",
       "3   276729  052165615X            3\n",
       "4   276729  0521795028            6"
      ]
     },
     "execution_count": 10,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ratings.head()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 12,
   "id": "b1836ffa",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "(271360, 8)\n",
      "(278858, 3)\n",
      "(1149780, 3)\n"
     ]
    }
   ],
   "source": [
    "print(books.shape)\n",
    "print(users.shape)\n",
    "print(ratings.shape)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 13,
   "id": "4febd6b3",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "ISBN                   0\n",
       "Book-Title             0\n",
       "Book-Author            1\n",
       "Year-Of-Publication    0\n",
       "Publisher              2\n",
       "Image-URL-S            0\n",
       "Image-URL-M            0\n",
       "Image-URL-L            3\n",
       "dtype: int64"
      ]
     },
     "execution_count": 13,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "books.isnull().sum()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 14,
   "id": "0851e601",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "User-ID          0\n",
       "Location         0\n",
       "Age         110762\n",
       "dtype: int64"
      ]
     },
     "execution_count": 14,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "users.isnull().sum()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 15,
   "id": "84b7cafb",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "User-ID        0\n",
       "ISBN           0\n",
       "Book-Rating    0\n",
       "dtype: int64"
      ]
     },
     "execution_count": 15,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ratings.isnull().sum()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 16,
   "id": "fd23d60c",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0"
      ]
     },
     "execution_count": 16,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "books.duplicated().sum()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 22,
   "id": "714dd38d",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0"
      ]
     },
     "execution_count": 22,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "users.duplicated().sum()"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "ceab0d0c",
   "metadata": {},
   "source": [
    "ratings.duplicated().sum()"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "f88f8bf8",
   "metadata": {},
   "source": [
    "## Recommendation System based on Popularity"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 26,
   "id": "51d64965",
   "metadata": {},
   "outputs": [],
   "source": [
    "name_of_ratings = ratings.merge(books, on='ISBN')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 38,
   "id": "3e0c3761",
   "metadata": {},
   "outputs": [
    {
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       "    <tr style=\"text-align: right;\">\n",
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       "      <th>Book-Title</th>\n",
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       "      <td>A Light in the Storm: The Civil War Diary of ...</td>\n",
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       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>Always Have Popsicles</td>\n",
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       "      <th>2</th>\n",
       "      <td>Apple Magic (The Collector's series)</td>\n",
       "      <td>1</td>\n",
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       "      <th>241066</th>\n",
       "      <td>Ã?Â?lpiraten.</td>\n",
       "      <td>2</td>\n",
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       "    <tr>\n",
       "      <th>241067</th>\n",
       "      <td>Ã?Â?rger mit Produkt X. Roman.</td>\n",
       "      <td>4</td>\n",
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       "      <th>241068</th>\n",
       "      <td>Ã?Â?sterlich leben.</td>\n",
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       "      <td>Ã?Â?stlich der Berge.</td>\n",
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       "      <th>241070</th>\n",
       "      <td>Ã?Â?thique en toc</td>\n",
       "      <td>2</td>\n",
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       "<p>241071 rows × 2 columns</p>\n",
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      ],
      "text/plain": [
       "                                               Book-Title  num_rating\n",
       "0        A Light in the Storm: The Civil War Diary of ...           4\n",
       "1                                   Always Have Popsicles           1\n",
       "2                    Apple Magic (The Collector's series)           1\n",
       "3        Ask Lily (Young Women of Faith: Lily Series, ...           1\n",
       "4        Beyond IBM: Leadership Marketing and Finance ...           1\n",
       "...                                                   ...         ...\n",
       "241066                                      Ã?Â?lpiraten.           2\n",
       "241067                     Ã?Â?rger mit Produkt X. Roman.           4\n",
       "241068                                Ã?Â?sterlich leben.           1\n",
       "241069                              Ã?Â?stlich der Berge.           3\n",
       "241070                                  Ã?Â?thique en toc           2\n",
       "\n",
       "[241071 rows x 2 columns]"
      ]
     },
     "execution_count": 38,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ratings_df = name_of_ratings.groupby('Book-Title').count()['Book-Rating'].reset_index()\n",
    "ratings_df.rename(columns= {'Book-Rating':'num_rating'}, inplace=True)\n",
    "ratings_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 57,
   "id": "9f3a13fb",
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "  <thead>\n",
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       "      <td>2.250000</td>\n",
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       "      <th>1</th>\n",
       "      <td>Always Have Popsicles</td>\n",
       "      <td>0.000000</td>\n",
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       "      <th>2</th>\n",
       "      <td>Apple Magic (The Collector's series)</td>\n",
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       "      <th>3</th>\n",
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       "    <tr>\n",
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       "      <td>Beyond IBM: Leadership Marketing and Finance ...</td>\n",
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       "    <tr>\n",
       "      <th>241066</th>\n",
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       "    <tr>\n",
       "      <th>241067</th>\n",
       "      <td>Ã?Â?rger mit Produkt X. Roman.</td>\n",
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       "    <tr>\n",
       "      <th>241068</th>\n",
       "      <td>Ã?Â?sterlich leben.</td>\n",
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       "    <tr>\n",
       "      <th>241069</th>\n",
       "      <td>Ã?Â?stlich der Berge.</td>\n",
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       "    <tr>\n",
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       "<p>241071 rows × 2 columns</p>\n",
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      ],
      "text/plain": [
       "                                               Book-Title  avg_rating\n",
       "0        A Light in the Storm: The Civil War Diary of ...    2.250000\n",
       "1                                   Always Have Popsicles    0.000000\n",
       "2                    Apple Magic (The Collector's series)    0.000000\n",
       "3        Ask Lily (Young Women of Faith: Lily Series, ...    8.000000\n",
       "4        Beyond IBM: Leadership Marketing and Finance ...    0.000000\n",
       "...                                                   ...         ...\n",
       "241066                                      Ã?Â?lpiraten.    0.000000\n",
       "241067                     Ã?Â?rger mit Produkt X. Roman.    5.250000\n",
       "241068                                Ã?Â?sterlich leben.    7.000000\n",
       "241069                              Ã?Â?stlich der Berge.    2.666667\n",
       "241070                                  Ã?Â?thique en toc    4.000000\n",
       "\n",
       "[241071 rows x 2 columns]"
      ]
     },
     "execution_count": 57,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "avg_ratings_df = name_of_ratings.groupby('Book-Title').mean()['Book-Rating'].reset_index()\n",
    "avg_ratings_df.rename(columns= {'Book-Rating':'avg_rating'}, inplace=True)\n",
    "avg_ratings_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 58,
   "id": "938cc08e",
   "metadata": {},
   "outputs": [
    {
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      "text/plain": [
       "                                               Book-Title  num_rating  \\\n",
       "0        A Light in the Storm: The Civil War Diary of ...           4   \n",
       "1                                   Always Have Popsicles           1   \n",
       "2                    Apple Magic (The Collector's series)           1   \n",
       "3        Ask Lily (Young Women of Faith: Lily Series, ...           1   \n",
       "4        Beyond IBM: Leadership Marketing and Finance ...           1   \n",
       "...                                                   ...         ...   \n",
       "241066                                      Ã?Â?lpiraten.           2   \n",
       "241067                     Ã?Â?rger mit Produkt X. Roman.           4   \n",
       "241068                                Ã?Â?sterlich leben.           1   \n",
       "241069                              Ã?Â?stlich der Berge.           3   \n",
       "241070                                  Ã?Â?thique en toc           2   \n",
       "\n",
       "        avg_rating  \n",
       "0         2.250000  \n",
       "1         0.000000  \n",
       "2         0.000000  \n",
       "3         8.000000  \n",
       "4         0.000000  \n",
       "...            ...  \n",
       "241066    0.000000  \n",
       "241067    5.250000  \n",
       "241068    7.000000  \n",
       "241069    2.666667  \n",
       "241070    4.000000  \n",
       "\n",
       "[241071 rows x 3 columns]"
      ]
     },
     "execution_count": 58,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "popularity_df = ratings_df.merge(avg_ratings_df, on='Book-Title')\n",
    "popularity_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 60,
   "id": "c8be36ce",
   "metadata": {},
   "outputs": [
    {
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       "      <th>80434</th>\n",
       "      <td>Harry Potter and the Prisoner of Azkaban (Book 3)</td>\n",
       "      <td>428</td>\n",
       "      <td>5.852804</td>\n",
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       "    <tr>\n",
       "      <th>80422</th>\n",
       "      <td>Harry Potter and the Goblet of Fire (Book 4)</td>\n",
       "      <td>387</td>\n",
       "      <td>5.824289</td>\n",
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       "    <tr>\n",
       "      <th>80441</th>\n",
       "      <td>Harry Potter and the Sorcerer's Stone (Book 1)</td>\n",
       "      <td>278</td>\n",
       "      <td>5.737410</td>\n",
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       "      <th>80426</th>\n",
       "      <td>Harry Potter and the Order of the Phoenix (Boo...</td>\n",
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       "      <th>80414</th>\n",
       "      <td>Harry Potter and the Chamber of Secrets (Book 2)</td>\n",
       "      <td>556</td>\n",
       "      <td>5.183453</td>\n",
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       "    <tr>\n",
       "      <th>191612</th>\n",
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       "      <td>5.007117</td>\n",
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       "      <th>187377</th>\n",
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       "      <th>80445</th>\n",
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       "      <th>211384</th>\n",
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       "      <th>219741</th>\n",
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       "      <td>4.700000</td>\n",
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       "      <th>183573</th>\n",
       "      <td>The Da Vinci Code</td>\n",
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       "      <th>187880</th>\n",
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       "      <th>180556</th>\n",
       "      <td>The Catcher in the Rye</td>\n",
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       "      <td>4.545657</td>\n",
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       "    <tr>\n",
       "      <th>196326</th>\n",
       "      <td>The Lovely Bones: A Novel</td>\n",
       "      <td>1295</td>\n",
       "      <td>4.468726</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>764</th>\n",
       "      <td>1984</td>\n",
       "      <td>284</td>\n",
       "      <td>4.454225</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>144165</th>\n",
       "      <td>Prodigal Summer: A Novel</td>\n",
       "      <td>253</td>\n",
       "      <td>4.450593</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>128670</th>\n",
       "      <td>Neverwhere</td>\n",
       "      <td>265</td>\n",
       "      <td>4.449057</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>206502</th>\n",
       "      <td>The Secret Life of Bees</td>\n",
       "      <td>774</td>\n",
       "      <td>4.447028</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>168719</th>\n",
       "      <td>Stupid White Men ...and Other Sorry Excuses fo...</td>\n",
       "      <td>283</td>\n",
       "      <td>4.356890</td>\n",
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       "    <tr>\n",
       "      <th>223135</th>\n",
       "      <td>Tuesdays with Morrie: An Old Man, a Young Man,...</td>\n",
       "      <td>493</td>\n",
       "      <td>4.354970</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>204387</th>\n",
       "      <td>The Red Tent (Bestselling Backlist)</td>\n",
       "      <td>723</td>\n",
       "      <td>4.334716</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>191589</th>\n",
       "      <td>The Hitchhiker's Guide to the Galaxy</td>\n",
       "      <td>268</td>\n",
       "      <td>4.328358</td>\n",
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       "    <tr>\n",
       "      <th>129379</th>\n",
       "      <td>Nickel and Dimed: On (Not) Getting By in America</td>\n",
       "      <td>335</td>\n",
       "      <td>4.289552</td>\n",
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       "      <th>93381</th>\n",
       "      <td>Into the Wild</td>\n",
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       "      <td>283</td>\n",
       "      <td>4.173145</td>\n",
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       "      <th>233370</th>\n",
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       "      <td>4.105983</td>\n",
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       "      <th>156102</th>\n",
       "      <td>Seabiscuit: An American Legend</td>\n",
       "      <td>275</td>\n",
       "      <td>4.098182</td>\n",
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       "      <th>107962</th>\n",
       "      <td>Life of Pi</td>\n",
       "      <td>664</td>\n",
       "      <td>4.088855</td>\n",
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       "      <td>389</td>\n",
       "      <td>4.087404</td>\n",
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       "    <tr>\n",
       "      <th>2281</th>\n",
       "      <td>A Child Called \\It\\\": One Child's Courage to S...</td>\n",
       "      <td>265</td>\n",
       "      <td>4.086792</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>8434</th>\n",
       "      <td>ANGELA'S ASHES</td>\n",
       "      <td>279</td>\n",
       "      <td>4.075269</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>76343</th>\n",
       "      <td>Good in Bed</td>\n",
       "      <td>490</td>\n",
       "      <td>4.055102</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>64931</th>\n",
       "      <td>Fast Food Nation: The Dark Side of the All-Ame...</td>\n",
       "      <td>321</td>\n",
       "      <td>4.037383</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>12700</th>\n",
       "      <td>American Gods</td>\n",
       "      <td>302</td>\n",
       "      <td>4.006623</td>\n",
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       "    <tr>\n",
       "      <th>161645</th>\n",
       "      <td>Skipping Christmas</td>\n",
       "      <td>322</td>\n",
       "      <td>4.006211</td>\n",
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       "      <th>105777</th>\n",
       "      <td>Left Behind: A Novel of the Earth's Last Days ...</td>\n",
       "      <td>318</td>\n",
       "      <td>4.003145</td>\n",
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       "    <tr>\n",
       "      <th>189551</th>\n",
       "      <td>The Golden Compass (His Dark Materials, Book 1)</td>\n",
       "      <td>336</td>\n",
       "      <td>4.000000</td>\n",
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       "      <th>181679</th>\n",
       "      <td>The Color Purple</td>\n",
       "      <td>314</td>\n",
       "      <td>3.964968</td>\n",
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       "    <tr>\n",
       "      <th>160336</th>\n",
       "      <td>Silence of the Lambs</td>\n",
       "      <td>256</td>\n",
       "      <td>3.960938</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>8752</th>\n",
       "      <td>About a Boy</td>\n",
       "      <td>262</td>\n",
       "      <td>3.900763</td>\n",
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       "    <tr>\n",
       "      <th>158138</th>\n",
       "      <td>Seven Up (A Stephanie Plum Novel)</td>\n",
       "      <td>278</td>\n",
       "      <td>3.888489</td>\n",
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       "      <th>175097</th>\n",
       "      <td>The Alchemist: A Fable About Following Your Dream</td>\n",
       "      <td>266</td>\n",
       "      <td>3.875940</td>\n",
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       "    <tr>\n",
       "      <th>80069</th>\n",
       "      <td>Hard Eight : A Stephanie Plum Novel (A Stephan...</td>\n",
       "      <td>269</td>\n",
       "      <td>3.825279</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>170101</th>\n",
       "      <td>Suzanne's Diary for Nicholas</td>\n",
       "      <td>457</td>\n",
       "      <td>3.820569</td>\n",
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       "    <tr>\n",
       "      <th>111073</th>\n",
       "      <td>Lord of the Flies</td>\n",
       "      <td>259</td>\n",
       "      <td>3.818533</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>5664</th>\n",
       "      <td>A Prayer for Owen Meany</td>\n",
       "      <td>413</td>\n",
       "      <td>3.796610</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>212070</th>\n",
       "      <td>The Vampire Lestat (Vampire Chronicles, Book II)</td>\n",
       "      <td>301</td>\n",
       "      <td>3.777409</td>\n",
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       "      <th>233851</th>\n",
       "      <td>White Oleander : A Novel (Oprah's Book Club)</td>\n",
       "      <td>356</td>\n",
       "      <td>3.772472</td>\n",
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      ],
      "text/plain": [
       "                                               Book-Title  num_rating  \\\n",
       "80434   Harry Potter and the Prisoner of Azkaban (Book 3)         428   \n",
       "80422        Harry Potter and the Goblet of Fire (Book 4)         387   \n",
       "80441      Harry Potter and the Sorcerer's Stone (Book 1)         278   \n",
       "80426   Harry Potter and the Order of the Phoenix (Boo...         347   \n",
       "80414    Harry Potter and the Chamber of Secrets (Book 2)         556   \n",
       "191612  The Hobbit : The Enchanting Prelude to The Lor...         281   \n",
       "187377  The Fellowship of the Ring (The Lord of the Ri...         368   \n",
       "80445   Harry Potter and the Sorcerer's Stone (Harry P...         575   \n",
       "211384     The Two Towers (The Lord of the Rings, Part 2)         260   \n",
       "219741                              To Kill a Mockingbird         510   \n",
       "183573                                  The Da Vinci Code         898   \n",
       "187880                 The Five People You Meet in Heaven         430   \n",
       "180556                             The Catcher in the Rye         449   \n",
       "196326                          The Lovely Bones: A Novel        1295   \n",
       "764                                                  1984         284   \n",
       "144165                           Prodigal Summer: A Novel         253   \n",
       "128670                                         Neverwhere         265   \n",
       "206502                            The Secret Life of Bees         774   \n",
       "168719  Stupid White Men ...and Other Sorry Excuses fo...         283   \n",
       "223135  Tuesdays with Morrie: An Old Man, a Young Man,...         493   \n",
       "204387                The Red Tent (Bestselling Backlist)         723   \n",
       "191589               The Hitchhiker's Guide to the Galaxy         268   \n",
       "129379   Nickel and Dimed: On (Not) Getting By in America         335   \n",
       "93381                                       Into the Wild         252   \n",
       "63867                                      Fahrenheit 451         409   \n",
       "74750                           Girl with a Pearl Earring         526   \n",
       "136145                                          Outlander         283   \n",
       "233370  Where the Heart Is (Oprah's Book Club (Paperba...         585   \n",
       "156102                     Seabiscuit: An American Legend         275   \n",
       "107962                                         Life of Pi         664   \n",
       "176845                                     The Bean Trees         389   \n",
       "2281    A Child Called \\It\\\": One Child's Courage to S...         265   \n",
       "8434                                       ANGELA'S ASHES         279   \n",
       "76343                                         Good in Bed         490   \n",
       "64931   Fast Food Nation: The Dark Side of the All-Ame...         321   \n",
       "12700                                       American Gods         302   \n",
       "161645                                 Skipping Christmas         322   \n",
       "105777  Left Behind: A Novel of the Earth's Last Days ...         318   \n",
       "189551    The Golden Compass (His Dark Materials, Book 1)         336   \n",
       "181679                                   The Color Purple         314   \n",
       "160336                               Silence of the Lambs         256   \n",
       "8752                                          About a Boy         262   \n",
       "158138                  Seven Up (A Stephanie Plum Novel)         278   \n",
       "175097  The Alchemist: A Fable About Following Your Dream         266   \n",
       "80069   Hard Eight : A Stephanie Plum Novel (A Stephan...         269   \n",
       "170101                       Suzanne's Diary for Nicholas         457   \n",
       "111073                                  Lord of the Flies         259   \n",
       "5664                              A Prayer for Owen Meany         413   \n",
       "212070   The Vampire Lestat (Vampire Chronicles, Book II)         301   \n",
       "233851       White Oleander : A Novel (Oprah's Book Club)         356   \n",
       "\n",
       "        avg_rating  \n",
       "80434     5.852804  \n",
       "80422     5.824289  \n",
       "80441     5.737410  \n",
       "80426     5.501441  \n",
       "80414     5.183453  \n",
       "191612    5.007117  \n",
       "187377    4.948370  \n",
       "80445     4.895652  \n",
       "211384    4.880769  \n",
       "219741    4.700000  \n",
       "183573    4.642539  \n",
       "187880    4.551163  \n",
       "180556    4.545657  \n",
       "196326    4.468726  \n",
       "764       4.454225  \n",
       "144165    4.450593  \n",
       "128670    4.449057  \n",
       "206502    4.447028  \n",
       "168719    4.356890  \n",
       "223135    4.354970  \n",
       "204387    4.334716  \n",
       "191589    4.328358  \n",
       "129379    4.289552  \n",
       "93381     4.273810  \n",
       "63867     4.264059  \n",
       "74750     4.218631  \n",
       "136145    4.173145  \n",
       "233370    4.105983  \n",
       "156102    4.098182  \n",
       "107962    4.088855  \n",
       "176845    4.087404  \n",
       "2281      4.086792  \n",
       "8434      4.075269  \n",
       "76343     4.055102  \n",
       "64931     4.037383  \n",
       "12700     4.006623  \n",
       "161645    4.006211  \n",
       "105777    4.003145  \n",
       "189551    4.000000  \n",
       "181679    3.964968  \n",
       "160336    3.960938  \n",
       "8752      3.900763  \n",
       "158138    3.888489  \n",
       "175097    3.875940  \n",
       "80069     3.825279  \n",
       "170101    3.820569  \n",
       "111073    3.818533  \n",
       "5664      3.796610  \n",
       "212070    3.777409  \n",
       "233851    3.772472  "
      ]
     },
     "execution_count": 60,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "popular_df = popularity_df[popularity_df['num_rating'] >= 250].sort_values('avg_rating', ascending=False).head(50)\n",
    "popular_df"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 62,
   "id": "6465557a",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
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       "\n",
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       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>Book-Title</th>\n",
       "      <th>Book-Author</th>\n",
       "      <th>Image-URL-M</th>\n",
       "      <th>num_rating</th>\n",
       "      <th>avg_rating</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>Harry Potter and the Prisoner of Azkaban (Book 3)</td>\n",
       "      <td>J. K. Rowling</td>\n",
       "      <td>http://images.amazon.com/images/P/0439136350.0...</td>\n",
       "      <td>428</td>\n",
       "      <td>5.852804</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>Harry Potter and the Goblet of Fire (Book 4)</td>\n",
       "      <td>J. K. Rowling</td>\n",
       "      <td>http://images.amazon.com/images/P/0439139597.0...</td>\n",
       "      <td>387</td>\n",
       "      <td>5.824289</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>5</th>\n",
       "      <td>Harry Potter and the Sorcerer's Stone (Book 1)</td>\n",
       "      <td>J. K. Rowling</td>\n",
       "      <td>http://images.amazon.com/images/P/0590353403.0...</td>\n",
       "      <td>278</td>\n",
       "      <td>5.737410</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>9</th>\n",
       "      <td>Harry Potter and the Order of the Phoenix (Boo...</td>\n",
       "      <td>J. K. Rowling</td>\n",
       "      <td>http://images.amazon.com/images/P/043935806X.0...</td>\n",
       "      <td>347</td>\n",
       "      <td>5.501441</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>13</th>\n",
       "      <td>Harry Potter and the Chamber of Secrets (Book 2)</td>\n",
       "      <td>J. K. Rowling</td>\n",
       "      <td>http://images.amazon.com/images/P/0439064872.0...</td>\n",
       "      <td>556</td>\n",
       "      <td>5.183453</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>16</th>\n",
       "      <td>The Hobbit : The Enchanting Prelude to The Lor...</td>\n",
       "      <td>J.R.R. TOLKIEN</td>\n",
       "      <td>http://images.amazon.com/images/P/0345339681.0...</td>\n",
       "      <td>281</td>\n",
       "      <td>5.007117</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>17</th>\n",
       "      <td>The Fellowship of the Ring (The Lord of the Ri...</td>\n",
       "      <td>J.R.R. TOLKIEN</td>\n",
       "      <td>http://images.amazon.com/images/P/0345339703.0...</td>\n",
       "      <td>368</td>\n",
       "      <td>4.948370</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>26</th>\n",
       "      <td>Harry Potter and the Sorcerer's Stone (Harry P...</td>\n",
       "      <td>J. K. Rowling</td>\n",
       "      <td>http://images.amazon.com/images/P/059035342X.0...</td>\n",
       "      <td>575</td>\n",
       "      <td>4.895652</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>28</th>\n",
       "      <td>The Two Towers (The Lord of the Rings, Part 2)</td>\n",
       "      <td>J.R.R. TOLKIEN</td>\n",
       "      <td>http://images.amazon.com/images/P/0345339711.0...</td>\n",
       "      <td>260</td>\n",
       "      <td>4.880769</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>39</th>\n",
       "      <td>To Kill a Mockingbird</td>\n",
       "      <td>Harper Lee</td>\n",
       "      <td>http://images.amazon.com/images/P/0446310786.0...</td>\n",
       "      <td>510</td>\n",
       "      <td>4.700000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>47</th>\n",
       "      <td>The Da Vinci Code</td>\n",
       "      <td>Dan Brown</td>\n",
       "      <td>http://images.amazon.com/images/P/0385504209.0...</td>\n",
       "      <td>898</td>\n",
       "      <td>4.642539</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>53</th>\n",
       "      <td>The Five People You Meet in Heaven</td>\n",
       "      <td>Mitch Albom</td>\n",
       "      <td>http://images.amazon.com/images/P/0786868716.0...</td>\n",
       "      <td>430</td>\n",
       "      <td>4.551163</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>55</th>\n",
       "      <td>The Catcher in the Rye</td>\n",
       "      <td>J.D. Salinger</td>\n",
       "      <td>http://images.amazon.com/images/P/0316769487.0...</td>\n",
       "      <td>449</td>\n",
       "      <td>4.545657</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>62</th>\n",
       "      <td>The Lovely Bones: A Novel</td>\n",
       "      <td>Alice Sebold</td>\n",
       "      <td>http://images.amazon.com/images/P/0316666343.0...</td>\n",
       "      <td>1295</td>\n",
       "      <td>4.468726</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>63</th>\n",
       "      <td>1984</td>\n",
       "      <td>George Orwell</td>\n",
       "      <td>http://images.amazon.com/images/P/0451524934.0...</td>\n",
       "      <td>284</td>\n",
       "      <td>4.454225</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>72</th>\n",
       "      <td>Prodigal Summer: A Novel</td>\n",
       "      <td>Barbara Kingsolver</td>\n",
       "      <td>http://images.amazon.com/images/P/0060959037.0...</td>\n",
       "      <td>253</td>\n",
       "      <td>4.450593</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>73</th>\n",
       "      <td>Neverwhere</td>\n",
       "      <td>Neil Gaiman</td>\n",
       "      <td>http://images.amazon.com/images/P/0380789019.0...</td>\n",
       "      <td>265</td>\n",
       "      <td>4.449057</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>78</th>\n",
       "      <td>The Secret Life of Bees</td>\n",
       "      <td>Sue Monk Kidd</td>\n",
       "      <td>http://images.amazon.com/images/P/0142001740.0...</td>\n",
       "      <td>774</td>\n",
       "      <td>4.447028</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>84</th>\n",
       "      <td>Stupid White Men ...and Other Sorry Excuses fo...</td>\n",
       "      <td>Michael Moore</td>\n",
       "      <td>http://images.amazon.com/images/P/0060392452.0...</td>\n",
       "      <td>283</td>\n",
       "      <td>4.356890</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>85</th>\n",
       "      <td>Tuesdays with Morrie: An Old Man, a Young Man,...</td>\n",
       "      <td>MITCH ALBOM</td>\n",
       "      <td>http://images.amazon.com/images/P/0385484518.0...</td>\n",
       "      <td>493</td>\n",
       "      <td>4.354970</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>88</th>\n",
       "      <td>The Red Tent (Bestselling Backlist)</td>\n",
       "      <td>Anita Diamant</td>\n",
       "      <td>http://images.amazon.com/images/P/0312195516.0...</td>\n",
       "      <td>723</td>\n",
       "      <td>4.334716</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>89</th>\n",
       "      <td>The Hitchhiker's Guide to the Galaxy</td>\n",
       "      <td>Douglas Adams</td>\n",
       "      <td>http://images.amazon.com/images/P/0671461494.0...</td>\n",
       "      <td>268</td>\n",
       "      <td>4.328358</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>98</th>\n",
       "      <td>Nickel and Dimed: On (Not) Getting By in America</td>\n",
       "      <td>Barbara Ehrenreich</td>\n",
       "      <td>http://images.amazon.com/images/P/0805063897.0...</td>\n",
       "      <td>335</td>\n",
       "      <td>4.289552</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>100</th>\n",
       "      <td>Into the Wild</td>\n",
       "      <td>Jon Krakauer</td>\n",
       "      <td>http://images.amazon.com/images/P/0385486804.0...</td>\n",
       "      <td>252</td>\n",
       "      <td>4.273810</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>103</th>\n",
       "      <td>Fahrenheit 451</td>\n",
       "      <td>Ray Bradbury</td>\n",
       "      <td>http://images.amazon.com/images/P/3257208626.0...</td>\n",
       "      <td>409</td>\n",
       "      <td>4.264059</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>116</th>\n",
       "      <td>Girl with a Pearl Earring</td>\n",
       "      <td>Tracy Chevalier</td>\n",
       "      <td>http://images.amazon.com/images/P/0452282152.0...</td>\n",
       "      <td>526</td>\n",
       "      <td>4.218631</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>117</th>\n",
       "      <td>Outlander</td>\n",
       "      <td>DIANA GABALDON</td>\n",
       "      <td>http://images.amazon.com/images/P/0440222915.0...</td>\n",
       "      <td>283</td>\n",
       "      <td>4.173145</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>123</th>\n",
       "      <td>Where the Heart Is (Oprah's Book Club (Paperba...</td>\n",
       "      <td>Billie Letts</td>\n",
       "      <td>http://images.amazon.com/images/P/0446672211.0...</td>\n",
       "      <td>585</td>\n",
       "      <td>4.105983</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>124</th>\n",
       "      <td>Seabiscuit: An American Legend</td>\n",
       "      <td>LAURA HILLENBRAND</td>\n",
       "      <td>http://images.amazon.com/images/P/0449005615.0...</td>\n",
       "      <td>275</td>\n",
       "      <td>4.098182</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>126</th>\n",
       "      <td>Life of Pi</td>\n",
       "      <td>Yann Martel</td>\n",
       "      <td>http://images.amazon.com/images/P/0151008116.0...</td>\n",
       "      <td>664</td>\n",
       "      <td>4.088855</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>130</th>\n",
       "      <td>The Bean Trees</td>\n",
       "      <td>Barbara Kingsolver</td>\n",
       "      <td>http://images.amazon.com/images/P/0060915544.0...</td>\n",
       "      <td>389</td>\n",
       "      <td>4.087404</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>133</th>\n",
       "      <td>A Child Called \\It\\\": One Child's Courage to S...</td>\n",
       "      <td>Dave Pelzer</td>\n",
       "      <td>http://images.amazon.com/images/P/1558743669.0...</td>\n",
       "      <td>265</td>\n",
       "      <td>4.086792</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>135</th>\n",
       "      <td>ANGELA'S ASHES</td>\n",
       "      <td>Frank McCourt</td>\n",
       "      <td>http://images.amazon.com/images/P/0684874350.0...</td>\n",
       "      <td>279</td>\n",
       "      <td>4.075269</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>137</th>\n",
       "      <td>Good in Bed</td>\n",
       "      <td>Jennifer Weiner</td>\n",
       "      <td>http://images.amazon.com/images/P/0743418174.0...</td>\n",
       "      <td>490</td>\n",
       "      <td>4.055102</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>139</th>\n",
       "      <td>Fast Food Nation: The Dark Side of the All-Ame...</td>\n",
       "      <td>Eric Schlosser</td>\n",
       "      <td>http://images.amazon.com/images/P/0060938455.0...</td>\n",
       "      <td>321</td>\n",
       "      <td>4.037383</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>140</th>\n",
       "      <td>American Gods</td>\n",
       "      <td>Neil Gaiman</td>\n",
       "      <td>http://images.amazon.com/images/P/0380789035.0...</td>\n",
       "      <td>302</td>\n",
       "      <td>4.006623</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>141</th>\n",
       "      <td>Skipping Christmas</td>\n",
       "      <td>JOHN GRISHAM</td>\n",
       "      <td>http://images.amazon.com/images/P/0385505833.0...</td>\n",
       "      <td>322</td>\n",
       "      <td>4.006211</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>147</th>\n",
       "      <td>Left Behind: A Novel of the Earth's Last Days ...</td>\n",
       "      <td>Tim Lahaye</td>\n",
       "      <td>http://images.amazon.com/images/P/0842329129.0...</td>\n",
       "      <td>318</td>\n",
       "      <td>4.003145</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>149</th>\n",
       "      <td>The Golden Compass (His Dark Materials, Book 1)</td>\n",
       "      <td>PHILIP PULLMAN</td>\n",
       "      <td>http://images.amazon.com/images/P/037582345X.0...</td>\n",
       "      <td>336</td>\n",
       "      <td>4.000000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>157</th>\n",
       "      <td>The Color Purple</td>\n",
       "      <td>Alice Walker</td>\n",
       "      <td>http://images.amazon.com/images/P/0671617028.0...</td>\n",
       "      <td>314</td>\n",
       "      <td>3.964968</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>163</th>\n",
       "      <td>Silence of the Lambs</td>\n",
       "      <td>Thomas Harris</td>\n",
       "      <td>http://images.amazon.com/images/P/0312924585.0...</td>\n",
       "      <td>256</td>\n",
       "      <td>3.960938</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>166</th>\n",
       "      <td>About a Boy</td>\n",
       "      <td>Nick Hornby</td>\n",
       "      <td>http://images.amazon.com/images/P/1573227331.0...</td>\n",
       "      <td>262</td>\n",
       "      <td>3.900763</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>173</th>\n",
       "      <td>Seven Up (A Stephanie Plum Novel)</td>\n",
       "      <td>Janet Evanovich</td>\n",
       "      <td>http://images.amazon.com/images/P/0312265840.0...</td>\n",
       "      <td>278</td>\n",
       "      <td>3.888489</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>175</th>\n",
       "      <td>The Alchemist: A Fable About Following Your Dream</td>\n",
       "      <td>Paulo Coelho</td>\n",
       "      <td>http://images.amazon.com/images/P/0062502174.0...</td>\n",
       "      <td>266</td>\n",
       "      <td>3.875940</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>177</th>\n",
       "      <td>Hard Eight : A Stephanie Plum Novel (A Stephan...</td>\n",
       "      <td>Janet Evanovich</td>\n",
       "      <td>http://images.amazon.com/images/P/0312983867.0...</td>\n",
       "      <td>269</td>\n",
       "      <td>3.825279</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>182</th>\n",
       "      <td>Suzanne's Diary for Nicholas</td>\n",
       "      <td>James Patterson</td>\n",
       "      <td>http://images.amazon.com/images/P/0316969443.0...</td>\n",
       "      <td>457</td>\n",
       "      <td>3.820569</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>186</th>\n",
       "      <td>Lord of the Flies</td>\n",
       "      <td>William Gerald Golding</td>\n",
       "      <td>http://images.amazon.com/images/P/0399501487.0...</td>\n",
       "      <td>259</td>\n",
       "      <td>3.818533</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>192</th>\n",
       "      <td>A Prayer for Owen Meany</td>\n",
       "      <td>John Irving</td>\n",
       "      <td>http://images.amazon.com/images/P/0345361792.0...</td>\n",
       "      <td>413</td>\n",
       "      <td>3.796610</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>194</th>\n",
       "      <td>The Vampire Lestat (Vampire Chronicles, Book II)</td>\n",
       "      <td>ANNE RICE</td>\n",
       "      <td>http://images.amazon.com/images/P/0345313860.0...</td>\n",
       "      <td>301</td>\n",
       "      <td>3.777409</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>195</th>\n",
       "      <td>White Oleander : A Novel (Oprah's Book Club)</td>\n",
       "      <td>Janet Fitch</td>\n",
       "      <td>http://images.amazon.com/images/P/0316284955.0...</td>\n",
       "      <td>356</td>\n",
       "      <td>3.772472</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "                                            Book-Title  \\\n",
       "0    Harry Potter and the Prisoner of Azkaban (Book 3)   \n",
       "3         Harry Potter and the Goblet of Fire (Book 4)   \n",
       "5       Harry Potter and the Sorcerer's Stone (Book 1)   \n",
       "9    Harry Potter and the Order of the Phoenix (Boo...   \n",
       "13    Harry Potter and the Chamber of Secrets (Book 2)   \n",
       "16   The Hobbit : The Enchanting Prelude to The Lor...   \n",
       "17   The Fellowship of the Ring (The Lord of the Ri...   \n",
       "26   Harry Potter and the Sorcerer's Stone (Harry P...   \n",
       "28      The Two Towers (The Lord of the Rings, Part 2)   \n",
       "39                               To Kill a Mockingbird   \n",
       "47                                   The Da Vinci Code   \n",
       "53                  The Five People You Meet in Heaven   \n",
       "55                              The Catcher in the Rye   \n",
       "62                           The Lovely Bones: A Novel   \n",
       "63                                                1984   \n",
       "72                            Prodigal Summer: A Novel   \n",
       "73                                          Neverwhere   \n",
       "78                             The Secret Life of Bees   \n",
       "84   Stupid White Men ...and Other Sorry Excuses fo...   \n",
       "85   Tuesdays with Morrie: An Old Man, a Young Man,...   \n",
       "88                 The Red Tent (Bestselling Backlist)   \n",
       "89                The Hitchhiker's Guide to the Galaxy   \n",
       "98    Nickel and Dimed: On (Not) Getting By in America   \n",
       "100                                      Into the Wild   \n",
       "103                                     Fahrenheit 451   \n",
       "116                          Girl with a Pearl Earring   \n",
       "117                                          Outlander   \n",
       "123  Where the Heart Is (Oprah's Book Club (Paperba...   \n",
       "124                     Seabiscuit: An American Legend   \n",
       "126                                         Life of Pi   \n",
       "130                                     The Bean Trees   \n",
       "133  A Child Called \\It\\\": One Child's Courage to S...   \n",
       "135                                     ANGELA'S ASHES   \n",
       "137                                        Good in Bed   \n",
       "139  Fast Food Nation: The Dark Side of the All-Ame...   \n",
       "140                                      American Gods   \n",
       "141                                 Skipping Christmas   \n",
       "147  Left Behind: A Novel of the Earth's Last Days ...   \n",
       "149    The Golden Compass (His Dark Materials, Book 1)   \n",
       "157                                   The Color Purple   \n",
       "163                               Silence of the Lambs   \n",
       "166                                        About a Boy   \n",
       "173                  Seven Up (A Stephanie Plum Novel)   \n",
       "175  The Alchemist: A Fable About Following Your Dream   \n",
       "177  Hard Eight : A Stephanie Plum Novel (A Stephan...   \n",
       "182                       Suzanne's Diary for Nicholas   \n",
       "186                                  Lord of the Flies   \n",
       "192                            A Prayer for Owen Meany   \n",
       "194   The Vampire Lestat (Vampire Chronicles, Book II)   \n",
       "195       White Oleander : A Novel (Oprah's Book Club)   \n",
       "\n",
       "                Book-Author  \\\n",
       "0             J. K. Rowling   \n",
       "3             J. K. Rowling   \n",
       "5             J. K. Rowling   \n",
       "9             J. K. Rowling   \n",
       "13            J. K. Rowling   \n",
       "16           J.R.R. TOLKIEN   \n",
       "17           J.R.R. TOLKIEN   \n",
       "26            J. K. Rowling   \n",
       "28           J.R.R. TOLKIEN   \n",
       "39               Harper Lee   \n",
       "47                Dan Brown   \n",
       "53              Mitch Albom   \n",
       "55            J.D. Salinger   \n",
       "62             Alice Sebold   \n",
       "63            George Orwell   \n",
       "72       Barbara Kingsolver   \n",
       "73              Neil Gaiman   \n",
       "78            Sue Monk Kidd   \n",
       "84            Michael Moore   \n",
       "85              MITCH ALBOM   \n",
       "88            Anita Diamant   \n",
       "89            Douglas Adams   \n",
       "98       Barbara Ehrenreich   \n",
       "100            Jon Krakauer   \n",
       "103            Ray Bradbury   \n",
       "116         Tracy Chevalier   \n",
       "117          DIANA GABALDON   \n",
       "123            Billie Letts   \n",
       "124       LAURA HILLENBRAND   \n",
       "126             Yann Martel   \n",
       "130      Barbara Kingsolver   \n",
       "133             Dave Pelzer   \n",
       "135           Frank McCourt   \n",
       "137         Jennifer Weiner   \n",
       "139          Eric Schlosser   \n",
       "140             Neil Gaiman   \n",
       "141            JOHN GRISHAM   \n",
       "147              Tim Lahaye   \n",
       "149          PHILIP PULLMAN   \n",
       "157            Alice Walker   \n",
       "163           Thomas Harris   \n",
       "166             Nick Hornby   \n",
       "173         Janet Evanovich   \n",
       "175            Paulo Coelho   \n",
       "177         Janet Evanovich   \n",
       "182         James Patterson   \n",
       "186  William Gerald Golding   \n",
       "192             John Irving   \n",
       "194               ANNE RICE   \n",
       "195             Janet Fitch   \n",
       "\n",
       "                                           Image-URL-M  num_rating  avg_rating  \n",
       "0    http://images.amazon.com/images/P/0439136350.0...         428    5.852804  \n",
       "3    http://images.amazon.com/images/P/0439139597.0...         387    5.824289  \n",
       "5    http://images.amazon.com/images/P/0590353403.0...         278    5.737410  \n",
       "9    http://images.amazon.com/images/P/043935806X.0...         347    5.501441  \n",
       "13   http://images.amazon.com/images/P/0439064872.0...         556    5.183453  \n",
       "16   http://images.amazon.com/images/P/0345339681.0...         281    5.007117  \n",
       "17   http://images.amazon.com/images/P/0345339703.0...         368    4.948370  \n",
       "26   http://images.amazon.com/images/P/059035342X.0...         575    4.895652  \n",
       "28   http://images.amazon.com/images/P/0345339711.0...         260    4.880769  \n",
       "39   http://images.amazon.com/images/P/0446310786.0...         510    4.700000  \n",
       "47   http://images.amazon.com/images/P/0385504209.0...         898    4.642539  \n",
       "53   http://images.amazon.com/images/P/0786868716.0...         430    4.551163  \n",
       "55   http://images.amazon.com/images/P/0316769487.0...         449    4.545657  \n",
       "62   http://images.amazon.com/images/P/0316666343.0...        1295    4.468726  \n",
       "63   http://images.amazon.com/images/P/0451524934.0...         284    4.454225  \n",
       "72   http://images.amazon.com/images/P/0060959037.0...         253    4.450593  \n",
       "73   http://images.amazon.com/images/P/0380789019.0...         265    4.449057  \n",
       "78   http://images.amazon.com/images/P/0142001740.0...         774    4.447028  \n",
       "84   http://images.amazon.com/images/P/0060392452.0...         283    4.356890  \n",
       "85   http://images.amazon.com/images/P/0385484518.0...         493    4.354970  \n",
       "88   http://images.amazon.com/images/P/0312195516.0...         723    4.334716  \n",
       "89   http://images.amazon.com/images/P/0671461494.0...         268    4.328358  \n",
       "98   http://images.amazon.com/images/P/0805063897.0...         335    4.289552  \n",
       "100  http://images.amazon.com/images/P/0385486804.0...         252    4.273810  \n",
       "103  http://images.amazon.com/images/P/3257208626.0...         409    4.264059  \n",
       "116  http://images.amazon.com/images/P/0452282152.0...         526    4.218631  \n",
       "117  http://images.amazon.com/images/P/0440222915.0...         283    4.173145  \n",
       "123  http://images.amazon.com/images/P/0446672211.0...         585    4.105983  \n",
       "124  http://images.amazon.com/images/P/0449005615.0...         275    4.098182  \n",
       "126  http://images.amazon.com/images/P/0151008116.0...         664    4.088855  \n",
       "130  http://images.amazon.com/images/P/0060915544.0...         389    4.087404  \n",
       "133  http://images.amazon.com/images/P/1558743669.0...         265    4.086792  \n",
       "135  http://images.amazon.com/images/P/0684874350.0...         279    4.075269  \n",
       "137  http://images.amazon.com/images/P/0743418174.0...         490    4.055102  \n",
       "139  http://images.amazon.com/images/P/0060938455.0...         321    4.037383  \n",
       "140  http://images.amazon.com/images/P/0380789035.0...         302    4.006623  \n",
       "141  http://images.amazon.com/images/P/0385505833.0...         322    4.006211  \n",
       "147  http://images.amazon.com/images/P/0842329129.0...         318    4.003145  \n",
       "149  http://images.amazon.com/images/P/037582345X.0...         336    4.000000  \n",
       "157  http://images.amazon.com/images/P/0671617028.0...         314    3.964968  \n",
       "163  http://images.amazon.com/images/P/0312924585.0...         256    3.960938  \n",
       "166  http://images.amazon.com/images/P/1573227331.0...         262    3.900763  \n",
       "173  http://images.amazon.com/images/P/0312265840.0...         278    3.888489  \n",
       "175  http://images.amazon.com/images/P/0062502174.0...         266    3.875940  \n",
       "177  http://images.amazon.com/images/P/0312983867.0...         269    3.825279  \n",
       "182  http://images.amazon.com/images/P/0316969443.0...         457    3.820569  \n",
       "186  http://images.amazon.com/images/P/0399501487.0...         259    3.818533  \n",
       "192  http://images.amazon.com/images/P/0345361792.0...         413    3.796610  \n",
       "194  http://images.amazon.com/images/P/0345313860.0...         301    3.777409  \n",
       "195  http://images.amazon.com/images/P/0316284955.0...         356    3.772472  "
      ]
     },
     "execution_count": 62,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "popular_df = popular_df.merge(books, on='Book-Title').drop_duplicates('Book-Title')[['Book-Title','Book-Author','Image-URL-M', 'num_rating','avg_rating']]\n",
    "popular_df"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "ef2e40c1",
   "metadata": {},
   "source": [
    "## Recommendation System based on Collaborative Filtering"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 80,
   "id": "bf5d356c",
   "metadata": {},
   "outputs": [],
   "source": [
    "greater_names = name_of_ratings.groupby('User-ID').count()['Book-Rating']  > 200\n",
    "rated_users = greater_names[greater_names].index"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 84,
   "id": "b0f97f6f",
   "metadata": {},
   "outputs": [],
   "source": [
    "ratings_with_filter = name_of_ratings[name_of_ratings['User-ID'].isin(rated_users)]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 87,
   "id": "dd3c449c",
   "metadata": {},
   "outputs": [],
   "source": [
    "greater_books = ratings_with_filter.groupby('Book-Title').count()['Book-Rating']  > 50\n",
    "popular_books = greater_books[greater_books].index"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 90,
   "id": "dc2cb952",
   "metadata": {},
   "outputs": [],
   "source": [
    "ratings_final = ratings_with_filter[ratings_with_filter['Book-Title'].isin(popular_books)]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 93,
   "id": "11f3956e",
   "metadata": {},
   "outputs": [],
   "source": [
    "pivot_table = ratings_final.pivot_table(index = 'Book-Title', columns = 'User-ID', values = 'Book-Rating')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 95,
   "id": "62e3790c",
   "metadata": {},
   "outputs": [],
   "source": [
    "pivot_table.fillna(0,inplace=True)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 96,
   "id": "15cc5445",
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th>User-ID</th>\n",
       "      <th>254</th>\n",
       "      <th>2276</th>\n",
       "      <th>2766</th>\n",
       "      <th>2977</th>\n",
       "      <th>3363</th>\n",
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       "      <th>275970</th>\n",
       "      <th>277427</th>\n",
       "      <th>277639</th>\n",
       "      <th>278418</th>\n",
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       "      <th>Book-Title</th>\n",
       "      <th></th>\n",
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       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>1984</th>\n",
       "      <td>9.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>...</td>\n",
       "      <td>10.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
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       "      <th>1st to Die: A Novel</th>\n",
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       "      <td>0.0</td>\n",
       "      <td>9.0</td>\n",
       "      <td>...</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2nd Chance</th>\n",
       "      <td>0.0</td>\n",
       "      <td>10.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>...</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
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       "      <th>4 Blondes</th>\n",
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       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
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       "      <th>A Bend in the Road</th>\n",
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       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "      <td>...</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Year of Wonders</th>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>7.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>...</td>\n",
       "      <td>0.0</td>\n",
       "      <td>9.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>You Belong To Me</th>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>...</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Zen and the Art of Motorcycle Maintenance: An Inquiry into Values</th>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>...</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>Zoya</th>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>...</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>\\O\\\" Is for Outlaw\"</th>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>...</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>8.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "      <td>0.0</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "<p>679 rows × 810 columns</p>\n",
       "</div>"
      ],
      "text/plain": [
       "User-ID                                             254     2276    2766    \\\n",
       "Book-Title                                                                   \n",
       "1984                                                   9.0     0.0     0.0   \n",
       "1st to Die: A Novel                                    0.0     0.0     0.0   \n",
       "2nd Chance                                             0.0    10.0     0.0   \n",
       "4 Blondes                                              0.0     0.0     0.0   \n",
       "A Bend in the Road                                     0.0     0.0     7.0   \n",
       "...                                                    ...     ...     ...   \n",
       "Year of Wonders                                        0.0     0.0     0.0   \n",
       "You Belong To Me                                       0.0     0.0     0.0   \n",
       "Zen and the Art of Motorcycle Maintenance: An I...     0.0     0.0     0.0   \n",
       "Zoya                                                   0.0     0.0     0.0   \n",
       "\\O\\\" Is for Outlaw\"                                    0.0     0.0     0.0   \n",
       "\n",
       "User-ID                                             2977    3363    4017    \\\n",
       "Book-Title                                                                   \n",
       "1984                                                   0.0     0.0     0.0   \n",
       "1st to Die: A Novel                                    0.0     0.0     0.0   \n",
       "2nd Chance                                             0.0     0.0     0.0   \n",
       "4 Blondes                                              0.0     0.0     0.0   \n",
       "A Bend in the Road                                     0.0     0.0     0.0   \n",
       "...                                                    ...     ...     ...   \n",
       "Year of Wonders                                        7.0     0.0     0.0   \n",
       "You Belong To Me                                       0.0     0.0     0.0   \n",
       "Zen and the Art of Motorcycle Maintenance: An I...     0.0     0.0     0.0   \n",
       "Zoya                                                   0.0     0.0     0.0   \n",
       "\\O\\\" Is for Outlaw\"                                    0.0     0.0     0.0   \n",
       "\n",
       "User-ID                                             4385    6251    6323    \\\n",
       "Book-Title                                                                   \n",
       "1984                                                   0.0     0.0     0.0   \n",
       "1st to Die: A Novel                                    0.0     0.0     0.0   \n",
       "2nd Chance                                             0.0     0.0     0.0   \n",
       "4 Blondes                                              0.0     0.0     0.0   \n",
       "A Bend in the Road                                     0.0     0.0     0.0   \n",
       "...                                                    ...     ...     ...   \n",
       "Year of Wonders                                        0.0     0.0     0.0   \n",
       "You Belong To Me                                       0.0     0.0     0.0   \n",
       "Zen and the Art of Motorcycle Maintenance: An I...     0.0     0.0     0.0   \n",
       "Zoya                                                   0.0     0.0     0.0   \n",
       "\\O\\\" Is for Outlaw\"                                    0.0     0.0     0.0   \n",
       "\n",
       "User-ID                                             6543    ...  271705  \\\n",
       "Book-Title                                                  ...           \n",
       "1984                                                   0.0  ...    10.0   \n",
       "1st to Die: A Novel                                    9.0  ...     0.0   \n",
       "2nd Chance                                             0.0  ...     0.0   \n",
       "4 Blondes                                              0.0  ...     0.0   \n",
       "A Bend in the Road                                     0.0  ...     0.0   \n",
       "...                                                    ...  ...     ...   \n",
       "Year of Wonders                                        0.0  ...     0.0   \n",
       "You Belong To Me                                       0.0  ...     0.0   \n",
       "Zen and the Art of Motorcycle Maintenance: An I...     0.0  ...     0.0   \n",
       "Zoya                                                   0.0  ...     0.0   \n",
       "\\O\\\" Is for Outlaw\"                                    0.0  ...     0.0   \n",
       "\n",
       "User-ID                                             273979  274004  274061  \\\n",
       "Book-Title                                                                   \n",
       "1984                                                   0.0     0.0     0.0   \n",
       "1st to Die: A Novel                                    0.0     0.0     0.0   \n",
       "2nd Chance                                             0.0     0.0     0.0   \n",
       "4 Blondes                                              0.0     0.0     0.0   \n",
       "A Bend in the Road                                     0.0     0.0     0.0   \n",
       "...                                                    ...     ...     ...   \n",
       "Year of Wonders                                        9.0     0.0     0.0   \n",
       "You Belong To Me                                       0.0     0.0     0.0   \n",
       "Zen and the Art of Motorcycle Maintenance: An I...     0.0     0.0     0.0   \n",
       "Zoya                                                   0.0     0.0     0.0   \n",
       "\\O\\\" Is for Outlaw\"                                    0.0     0.0     0.0   \n",
       "\n",
       "User-ID                                             274301  274308  275970  \\\n",
       "Book-Title                                                                   \n",
       "1984                                                   0.0     0.0     0.0   \n",
       "1st to Die: A Novel                                    0.0     0.0     0.0   \n",
       "2nd Chance                                             0.0     0.0     0.0   \n",
       "4 Blondes                                              0.0     0.0     0.0   \n",
       "A Bend in the Road                                     0.0     0.0     0.0   \n",
       "...                                                    ...     ...     ...   \n",
       "Year of Wonders                                        0.0     0.0     0.0   \n",
       "You Belong To Me                                       0.0     0.0     0.0   \n",
       "Zen and the Art of Motorcycle Maintenance: An I...     0.0     0.0     0.0   \n",
       "Zoya                                                   0.0     0.0     0.0   \n",
       "\\O\\\" Is for Outlaw\"                                    8.0     0.0     0.0   \n",
       "\n",
       "User-ID                                             277427  277639  278418  \n",
       "Book-Title                                                                  \n",
       "1984                                                   0.0     0.0     0.0  \n",
       "1st to Die: A Novel                                    0.0     0.0     0.0  \n",
       "2nd Chance                                             0.0     0.0     0.0  \n",
       "4 Blondes                                              0.0     0.0     0.0  \n",
       "A Bend in the Road                                     0.0     0.0     0.0  \n",
       "...                                                    ...     ...     ...  \n",
       "Year of Wonders                                        0.0     0.0     0.0  \n",
       "You Belong To Me                                       0.0     0.0     0.0  \n",
       "Zen and the Art of Motorcycle Maintenance: An I...     0.0     0.0     0.0  \n",
       "Zoya                                                   0.0     0.0     0.0  \n",
       "\\O\\\" Is for Outlaw\"                                    0.0     0.0     0.0  \n",
       "\n",
       "[679 rows x 810 columns]"
      ]
     },
     "execution_count": 96,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "pivot_table"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 98,
   "id": "41c1fa10",
   "metadata": {},
   "outputs": [],
   "source": [
    "from sklearn.metrics.pairwise import cosine_similarity"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 110,
   "id": "c148bf07",
   "metadata": {},
   "outputs": [],
   "source": [
    "similarity_score = cosine_similarity(pivot_table)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 132,
   "id": "7f6b9138",
   "metadata": {},
   "outputs": [],
   "source": [
    "def recommend_books(book_name):\n",
    "    \n",
    "    #fetching Index\n",
    "    index = np.where(pivot_table.index==book_name)[0][0]\n",
    "    similar_books = sorted(list(enumerate(similarity_score[index])),key=lambda x:x[1],reverse=True)[1:5]\n",
    "    \n",
    "    data = []\n",
    "    for book in similar_books:\n",
    "        item = []\n",
    "        temp = books[books['Book-Title'] == pivot_table.index[book[0]]]\n",
    "        item.extend(list(temp.drop_duplicates('Book-Title')['Book-Title'].values))\n",
    "        item.extend(list(temp.drop_duplicates('Book-Title')['Book-Author'].values))\n",
    "        item.extend(list(temp.drop_duplicates('Book-Title')['Image-URL-M'].values))\n",
    "        data.append(item)\n",
    "    return data"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 133,
   "id": "6a374d99",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[['Animal Farm',\n",
       "  'George Orwell',\n",
       "  'http://images.amazon.com/images/P/0451526341.01.MZZZZZZZ.jpg'],\n",
       " [\"The Handmaid's Tale\",\n",
       "  'Margaret Atwood',\n",
       "  'http://images.amazon.com/images/P/0449212602.01.MZZZZZZZ.jpg'],\n",
       " ['Brave New World',\n",
       "  'Aldous Huxley',\n",
       "  'http://images.amazon.com/images/P/0060809833.01.MZZZZZZZ.jpg'],\n",
       " ['The Vampire Lestat (Vampire Chronicles, Book II)',\n",
       "  'ANNE RICE',\n",
       "  'http://images.amazon.com/images/P/0345313860.01.MZZZZZZZ.jpg']]"
      ]
     },
     "execution_count": 133,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "recommend_books(\"1984\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 118,
   "id": "351c1cef",
   "metadata": {},
   "outputs": [],
   "source": [
    "import pickle\n",
    "pickle.dump(popular_df, open('popular_book.pkl','wb'))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 138,
   "id": "611eac00",
   "metadata": {},
   "outputs": [],
   "source": [
    "pickle.dump(pivot_table, open('pivot_table.pkl','wb'))\n",
    "pickle.dump(books, open('books.pkl','wb'))\n",
    "pickle.dump(similarity_score, open('similarity_score.pkl','wb'))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "bec73b45",
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
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