ALS_implementation
Implementation of ALS algorithm from "Collaborative Filtering for Implicit Feedback Data" [paper]
Contents
- als.ipynb : notebook which contains step by step comments and visulization.
- als.py : simplified python implementation
Parameters to fix
- r_lambda = 40
- nf = 200
- alpha = 40
Train Result
More detail
- als.ipynb contains details of each algorithm steps.
- more information can be found in my blog posting. (in Korean) [blog]