activity
20242026
collaborators

7 papers

cs.LG2026

Mapping and Measuring the Behavioral Evolution of Large Language Models

Dong Qiao, Chris Ding, Jicong Fan

Benchmark leaderboards summarize how well a language model performs, but not how its behavior relates to that of other models or changes across generations. We characterize the out…

cs.LG2026

GraphProp: Training the Graph Foundation Models using Graph Properties

Ziheng Sun, Qi Feng, Lehao Lin +2

This work focuses on training graph foundation models (GFMs) that have strong generalization ability in graph-level tasks such as graph classification. Effective GFM training requi…

cs.LG2026

Adaptive Riemannian Graph Neural Networks

Xudong Wang, Chris Ding, Tongxin Li +1

Graph data often exhibits complex geometric heterogeneity, where structures with varying local curvature, such as tree-like hierarchies and dense communities, coexist within a sing…

cs.LG2025

Explainable Graph Representation Learning via Graph Pattern Analysis

Xudong Wang, Ziheng Sun, Chris Ding +1

Explainable artificial intelligence (XAI) is an important area in the AI community, and interpretability is crucial for building robust and trustworthy AI models. While previous wo…

cs.LG2025

Mutual Regression Distance

Dong Qiao, Jicong Fan

The maximum mean discrepancy and Wasserstein distance are popular distance measures between distributions and play important roles in many machine learning problems such as metric…

cs.LG2024

Federated t-SNE and UMAP for Distributed Data Visualization

Dong Qiao, Xinxian Ma, Jicong Fan

High-dimensional data visualization is crucial in the big data era and these techniques such as t-SNE and UMAP have been widely used in science and engineering. Big data, however,…