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- research-articleMay 2024
GraphLeak: Patient Record Leakage through Gradients with Knowledge Graph
WWW '24: Proceedings of the ACM Web Conference 2024May 2024, Pages 4706–4716https://doi.org/10.1145/3589334.3648157In real clinics, the medical data are scattered over multiple hospitals. Due to security and privacy concerns, it is almost impossible to gather all the data together and train a unified model. Therefore, multi-node machine learning systems are currently ...
- research-articleMay 2024
Helen: Optimizing CTR Prediction Models with Frequency-wise Hessian Eigenvalue Regularization
WWW '24: Proceedings of the ACM Web Conference 2024May 2024, Pages 3485–3496https://doi.org/10.1145/3589334.3645463Click-Through Rate (CTR) prediction holds paramount significance in online advertising and recommendation scenarios. Despite the proliferation of recent CTR prediction models, the improvements in performance have remained limited, as evidenced by open-...