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Youtao Zhang

3 accepted papers

2025

MemFreezing: A Novel Adversarial Attack on Temporal Graph Neural Networks under Limited Future Knowledge

ICML 2025poster

Temporal graph neural networks (TGNN) have achieved significant momentum in many real-world dynamic graph tasks. While most existing TGNN attack methods assume worst-case scenarios where attackers have complete knowledge of the input graph, the assumption may not always hold in real-world situations…

Cited by 0SourcePDFScholar
2023

SmartFRZ: An Efficient Training Framework using Attention-Based Layer Freezing

ICLR 2023top-25%

There has been a proliferation of artificial intelligence applications, where model training is key to promising high-quality services for these applications. However, the model training process is both time-intensive and energy-intensive, inevitably affecting the user's demand for application effic…

Cited by 21SourcePDFScholar
2023

Understanding and Defending Patched-based Adversarial Attacks for Vision Transformer

ICML 2023poster

Vision Transformer (ViT) is an attention-based model architecture that has demonstrated superior performance on many computer vision tasks. However, its security properties, in particular, the robustness against adversarial attacks, are yet to be thoroughly studied. Recent works have shown that ViT…

Cited by 5SourcePDFScholar