PIECK

Preventing the Popular Item Embedding Based Attack in Federated Recommendations

Requirements

• PyTorch
• NumPy

Files

MF-FRS/DL-FRS

• parese.py: Hyperparameter setting for PIECK.
• attack.py: malicious users
• client.py: benign users & benign users with defense
• server.py: server aggregation and defense
• defense.py: federated defenses
• data.py: data process
• evaluate.py: ER@K & HR@K
• main: Core code for PIECK, Logic, and interaction throughout the pipeline.

Usage

1. Download ML-100K, ML-1M, and AZ datasets or Execute the program default download;
2. Set parameters in parese.py;
3. Execute main.py to run the PIECK.