collaborators

8 papers

cs.LG2026

Spiking Graph Predictive Coding for Reliable OOD Generalization

Jing Ren, Jiapeng Du, Bowen Li +6

Graphs provide a powerful basis for modeling Web-based relational data, with expressive GNNs to support the effective learning in dynamic web environments. However, real-world depl…

cs.CL2026

When to Trust: A Causality-Aware Calibration Framework for Accurate Knowledge Graph Retrieval-Augmented Generation

Jing Ren, Bowen Li, Ziqi Xu +3

Knowledge Graph Retrieval-Augmented Generation (KG-RAG) extends the RAG paradigm by incorporating structured knowledge from knowledge graphs, enabling Large Language Models (LLMs)…

cs.SI2026

FairGE: Fairness-Aware Graph Encoding in Incomplete Social Networks

Renqiang Luo, Huafei Huang, Tao Tang +5

Graph Transformers (GTs) are increasingly applied to social network analysis, yet their deployment is often constrained by fairness concerns. This issue is particularly critical in…

cs.CL2026

When to Invoke: Refining LLM Fairness with Toxicity Assessment

Jing Ren, Bowen Li, Ziqi Xu +6

Large Language Models (LLMs) are increasingly used for toxicity assessment in online moderation systems, where fairness across demographic groups is essential for equitable treatme…

cs.CL2026

Debiasing Large Language Models via Adaptive Causal Prompting with Sketch-of-Thought

Bowen Li, Ziqi Xu, Jing Ren +5

Despite notable advancements in prompting methods for Large Language Models (LLMs), such as Chain-of-Thought (CoT), existing strategies still suffer from excessive token usage and…

cs.AI2025

Harnessing LLM for Noise-Robust Cognitive Diagnosis in Web-Based Intelligent Education Systems

Guixian Zhang, Guan Yuan, Ziqi Xu +4

Cognitive diagnostics in the Web-based Intelligent Education System (WIES) aims to assess students' mastery of knowledge concepts from heterogeneous, noisy interactions. Recent wor…