Read ml-1M dataset done! u_num: 6040, i_num: 3883
Load a pre-trained model
 UL AUC before unlearning: 0.5083
ACC AUC before unlearning: 0.8614
NDCG@20 before unlearning: 0.2260
Precision@20: 0.2119; Recall@20: 0.1413;  NDCG@20: 0.2261;  
Precision@50: 0.1698; Recall@50: 0.2830;  NDCG@50: 0.2652;  
Precision@100: 0.1286; Recall@100: 0.4289;  NDCG@100: 0.3425;  
Before unlearning: ACC AUC: 0.8614, UL AUC: 0.5083, ACC NDCG@20: 0.2260
After unlearning: ACC AUC: 0.7791, UL AUC: 0.7956, ACC NDCG@20: 0.2261
Load a re-train model
Jar_Sim@20: 0.2091;  Jar_Sim@50: 0.2811;  Jar_Sim@100: 0.3126;  
