3 papers
cs.LG2026
FedTopo: Relation-Level Topology Sharing for Model-Heterogeneous Federated Learning
Zhaoyang Ma, Zhihao Wu, Xin Gao +3
Federated learning (FL) enables collaborative learning over decentralized data silos without centralizing raw data. However, heterogeneous local architectures often induce non-alig…
cs.CV2026
HD-TTA: Hypothesis-Driven Test-Time Adaptation for Safer Brain Tumor Segmentation
Kartik Jhawar, Lipo Wang
Standard Test-Time Adaptation (TTA) methods typically treat inference as a blind optimization task, applying generic objectives to all or filtered test samples. In safety-critical…
cs.LG2025
Harmonizing Intra-coherence and Inter-divergence in Ensemble Attacks for Adversarial Transferability
Zhaoyang Ma, Zhihao Wu, Wang Lu +6
The development of model ensemble attacks has significantly improved the transferability of adversarial examples, but this progress also poses severe threats to the security of dee…