activity
20242026
collaborators

8 papers

cs.DS2026

Multiagent Matroid Upgrading: Greedy is Fair and Efficient

Qingwen Ma, Chao Peng, Changfeng Xu +2

This paper introduces a general multiagent matroid upgrading problem that models a broad class of real-world resource allocation tasks. In this setting, there are multiple agents a…

cs.LG2026

Richer Representations for Neural Algorithmic Reasoning via Auxiliary Reconstruction

Jiafu Huang, Chao Peng, Chenyang Xu +7

Neural algorithmic reasoning has emerged as a popular research direction. It aims to train neural networks to mimic the step-by-step behavior of classical rule-based algorithms. Mo…

cs.LG2026

Self-Augmented Mixture-of-Experts for QoS Prediction

Kecheng Cai, Chao Peng, Chenyang Xu +4

Quality of Service (QoS) prediction is one of the most fundamental problems in service computing and personalized recommendation. In the problem, there is a set of users and servic…

cs.LG2026

Combating Spurious Correlations in Graph Interpretability via Self-Reflection

Kecheng Cai, Chenyang Xu, Chao Peng +3

Interpretable graph learning has recently emerged as a popular research topic in machine learning. The goal is to identify the important nodes and edges of an input graph that are…

cs.AI2025

CuDIP: Enhancing Theorem Proving in LLMs via Curriculum Learning-based Direct Preference Optimization

Shuming Shi, Ruobing Zuo, Gaolei He +3

Automated theorem proving (ATP) is one of the most challenging mathematical reasoning tasks for Large Language Models (LLMs). Most existing LLM-based ATP methods rely on supervised…

cs.LG2024

Open-Book Neural Algorithmic Reasoning

Hefei Li, Chao Peng, Chenyang Xu +1

Neural algorithmic reasoning is an emerging area of machine learning that focuses on building neural networks capable of solving complex algorithmic tasks. Recent advancements pred…