collaborators

7 papers

cs.CV2025

Parameter Interpolation Adversarial Training for Robust Image Classification

Xin Liu, Yichen Yang, Kun He +1

Though deep neural networks exhibit superior performance on various tasks, they are still plagued by adversarial examples. Adversarial training has been demonstrated to be the most…

cs.CL2025

Learning to Rewrite Prompts for Bootstrapping LLMs on Downstream Tasks

Qinhao Zhou, Xiang Xiang, Kun He +1

In recent years, the growing interest in Large Language Models (LLMs) has significantly advanced prompt engineering, transitioning from manual design to model-based optimization. P…

cs.LG2025

DAM-GT: Dual Positional Encoding-Based Attention Masking Graph Transformer for Node Classification

Chenyang Li, Jinsong Chen, John E. Hopcroft +1

Neighborhood-aware tokenized graph Transformers have recently shown great potential for node classification tasks. Despite their effectiveness, our in-depth analysis of neighborhoo…

cs.LG2025

Enhancing Pre-Trained Model-Based Class-Incremental Learning through Neural Collapse

Kun He, Zijian Song, Shuoxi Zhang +1

Class-Incremental Learning (CIL) is a critical capability for real-world applications, enabling learning systems to adapt to new tasks while retaining knowledge from previous ones.…

cs.LG2025

Leveraging Contrastive Learning for Enhanced Node Representations in Tokenized Graph Transformers

Jinsong Chen, Hanpeng Liu, John E. Hopcroft +1

While tokenized graph Transformers have demonstrated strong performance in node classification tasks, their reliance on a limited subset of nodes with high similarity scores for co…

cs.LG2025

Rethinking Tokenized Graph Transformers for Node Classification

Jinsong Chen, Chenyang Li, GaiChao Li +2

Node tokenized graph Transformers (GTs) have shown promising performance in node classification. The generation of token sequences is the key module in existing tokenized GTs which…