0. "Main_" program's entrance you can run "Main_autoparam.py" with random(grid) search Hyper parameter or run "Main_manually.py" defined Hyper parameter by yourself in Core.config 1. "Core" contains mainly program 2. "Data" data file 3. "Metric" for measure MAE and RMSE 4. "Result" store recommendation list and explanation Please consult Core/README.txt Usage: !Prepare file and set file parameter ,of which format has given in Core/DataLoader.py !Directly Run "Main_autoparam.py"