Database, Tech.
eval_item:10105 user_id:487820 hist_item:268524 hist_item:44318 hist_item:35153 hist_item:70847 eval_item:238318 Step 2. Model training Model training uses the processed data in the previous step and adopts the candidate generation model, MIND, built on PaddleRec. Model input In dygraph_model.py,