Read ml-1M dataset done! u_num: 6040, i_num: 3883
Load a pre-trained model
UL AUC before unlearning: 0.4898
ACC AUC before unlearning: 0.9108
NDCG@20 before unlearning: 0.2855
Start phantom user assignment k-means!
Finish phantom user assignment k-means!
