recommdation system

Book

• https://wizardforcel.gitbooks.io/guide-to-data-mining/content/index.html
• http://guidetodatamining.com/

Article

• https://blog.csdn.net/u012223913/article/details/52807717
• https://blog.csdn.net/xsl_bj/article/details/51120643
• https://www.cnblogs.com/luchen927/archive/2012/02/04/2334316.html
• http://www.infoq.com/cn/news/2015/12/Algorithm-case-10
• http://www.ppvke.com/Blog/archives/38852
• https://www.ibm.com/developerworks/cn/opensource/os-recommender1/index.html
• https://www.leiphone.com/news/201705/Gz6UinRrVKn0LLTe.html

About Arg

• http://2wildkids.com/2016/10/04/%E5%B8%B8%E7%94%A8%E6%8E%A8%E8%8D%90%E7%AE%97%E6%B3%95/

Recommdation system elements

Object

User, product, item, thay are all objects.

Character

Attribute of object.

Behaviour

Can be an action, like purche, click, behaviour links two or more objects. behaviour has weight.

• Customer view proudct.
• Customer buy proudct. Behaviour view has less weight than buy.

Collection

A group objects with same classification.