recommendation system based on items
2017-03-19 nanjing
author:zhangluoyang email:55058629@qq.com
environment dependency:
scala 2.11.7
jdk1.80
spark 2.1.0
I have complete the main frame, you can simple use these code for yourself datas. Also, you can achieve your won similarity function. please read my code, if you want to see the detail about theory.
the program will output a file, just like: user_id, recommendation item1, recommendation item2,.......
ok, enjoy yourself!

reference:
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