Issues

• Cosine similarity ZeroDivisionError

  NicolasHug/Surprise#495 · Filter by author Gabriel-Kissin opened on Dec 2, 2025

• Cosine similarity between two particular users is 1.0 whereas they have different ratings for a common item

  NicolasHug/Surprise#483 · Filter by author deil87 opened on Aug 20, 2024
  1

• How does Surprise compare to LightFM?

  NicolasHug/Surprise#481 · Filter by author clicktodev opened on Jun 19, 2024
  8

• Unexpected RMSE Differences in SVD Models with almost the same Training Data

  NicolasHug/Surprise#472 · Filter by author Gsj49 opened on Dec 22, 2023

• Wrong mapping of the raw IDs to the internal IDs

  NicolasHug/Surprise#465 · Filter by author benhaf opened on Mar 27, 2023

• GridSearchCV always recommends the first parameter combination as best

  NicolasHug/Surprise#464 · Filter by author n-srinidhi opened on Feb 27, 2023
  2

• Possible memory leakage in SVDpp

  NicolasHug/Surprise#463 · Filter by author amohar2 opened on Feb 24, 2023
  1

• Cross-validation kNN wrong results on custom dataset

  NicolasHug/Surprise#462 · Filter by author julx134 opened on Feb 15, 2023

• trainset do not recommend new products

  NicolasHug/Surprise#460 · Filter by author BabulalS opened on Jan 17, 2023

• Issues with running Suprise on M1 mac

  NicolasHug/Surprise#458 · Filter by author kauuu opened on Jan 13, 2023
  1

• Error: Sample larger than population or is negative?

  NicolasHug/Surprise#457 · Filter by author oanaale95 opened on Jan 10, 2023
  1

• How do I apply ALS minimization in SVD?

  NicolasHug/Surprise#456 · Filter by author Shariar076 opened on Jan 4, 2023
  1

• What to do if the dataset I want to read has more than three parameters

  NicolasHug/Surprise#454 · Filter by author GustaMatos0 opened on Dec 29, 2022
  1

• Can Surprise work with PySpark?

  NicolasHug/Surprise#453 · Filter by author KurmangazyKarabekov opened on Dec 6, 2022

• build_anti_testset() takes along time and at the end it doesnot work

  NicolasHug/Surprise#451 · Filter by author AbdElrahmanMostafaRifaat1432 opened on Dec 5, 2022
  2

• Using Cross Validate with a Pandas Dataframe, running into datatype error

  NicolasHug/Surprise#450 · Filter by author JackRaines opened on Nov 30, 2022

• How can i install in apple silicon

  NicolasHug/Surprise#449 · Filter by author zhenglaizhang opened on Nov 23, 2022

• how can svd in surprise predict ratings for new user or new item that svd does not even know them in the training set

  NicolasHug/Surprise#446 · Filter by author AbdElrahmanMostafaRifaat1432 opened on Nov 2, 2022
  4

• Usage of scikit-surprise as a dynamic dependency is not possible

  NicolasHug/Surprise#443 · Filter by author SaschaAtOmina opened on Oct 24, 2022
  1

• Surprise on the dataset without rating column

  NicolasHug/Surprise#436 · Filter by author chetanambi opened on Sep 14, 2022

• How can I get recommendations based on multiple items for a user-based engine?

  NicolasHug/Surprise#414 · Filter by author ziyadmsq opened on Jul 16, 2022
  2

• "Was_impossible" meaning

  NicolasHug/Surprise#413 · Filter by author mfahadakbar opened on Jul 6, 2022
  1

• Binary recommendation

  NicolasHug/Surprise#412 · Filter by author VishnuBhaarath opened on Jun 22, 2022
  1

• Algorithms don't return more than a certain number of recommendations per user

  NicolasHug/Surprise#411 · Filter by author abdollahpouri opened on May 6, 2022
  3

• Is there a way to add custom similarity metrics?

  NicolasHug/Surprise#410 · Filter by author agb2k opened on Apr 21, 2022
  1