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[🐛BUG] Recole -GNN error #66
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Hi, thanks for your attention! As the issue is closely related to RecBole-GNN, I transfer the original issue here. Have you tried to tune the hyperparameters (e.g., learning rate) or just used the default choices? Maybe you can refer to our released results on ml-1m dataset [link]. All the hyperparameter tuning details are provided and you can directly try the best hyperparameters on ml-1m dataset to see if you can reproduce these results. Besides, thanks a lot for the nice suggestions on new models! DGCF has been implemented in the main repository of RecBole. LightGCL is actively under review and will be merged once we fix the CI bugs #63. For other models, we will discuss and consider to develop. |
At the outset, this was also the case, but we performed a mesh search for multiple data sets, for example, yelp, gowalla-merged, amazon-book, Tmall. However, Recbole gets the same result on these data sets with different parameter Settings, and I wonder if something is wrong because BPR,LightGCN are normal methods. |
All the parameter Settings were the same, only the method was changed, but they could not get the correct result. We analyzed the process and found a gradient message, which judged 0.5 for all the results. |
We hope that the authors can provide a record of the results of Recole-gnn running on yelp or gowalla datasets, which will help us find out why methods like Simgcl fail. |
Warning: Parameter 'neg_sampling' or 'training_neg_sample_num' has been deprecated in the new version, please use 'train_neg_sample_args' instead and check the API documentation for proper usage. Training Hyper Parameters: Evaluation Hyper Parameters: Dataset Hyper Parameters: Other Hyper Parameters: 23 May 14:00 INFO ml-100k |
Dear author:
We downloaded Recole-gnn and wanted to use the model about GNN, but we encountered some strange problems. At the beginning, we thought it was our own problem, but after nearly two months of searching, we still couldn't determine the problem, so we hope to get your help.
The results of sgl and simgcl are consistent with the results of random prediction. After searching, we found that the gradient disappeared, but for BPR and LightGCN, such a result did not appear. We tried to implement BUIR and SSL4Rec on the basis of Recbole, but they also encountered the situation of gradient disappearing. I have been unable to find out the cause of the error, and I hope to get your help.
In addition, I do not know whether the author plans to implement the following models in the near future: SSL4Rec, BUIR, IMP-GCN. LightGCL,UltraGCN, LR-GCCF, DGCF, XSimGCL, MixGCF, GMCF, etc.
All the best!
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