activity
20242026
collaborators

8 papers

cs.AI2026

Who Deserves the Reward? SHARP: Shapley Credit-based Optimization for Multi-Agent System

Yanming Li, Xuelin Zhang, WenJie Lu +11

Integrating Large Language Models (LLMs) with external tools via multi-agent systems offers a promising new paradigm for decomposing and solving complex problems. However, training…

cs.AI2026

Why Your Deep Research Agent Fails? On Hallucination Evaluation in Full Research Trajectory

Yuhao Zhan, Tianyu Fan, Linxuan Huang +2

Diagnosing failure patterns in Deep Research Agents (DRAs) remains a critical challenge. Existing benchmarks predominantly rely on end-to-end evaluation, obscuring intermediate hal…

cs.LG2026

Sparse Layer Sharpness-Aware Minimization for Efficient Fine-Tuning

Yifei Cheng, Xianglin Yang, Guoxia Wang +5

Sharpness-aware minimization (SAM) seeks the minima with a flat loss landscape to improve the generalization performance in machine learning tasks, including fine-tuning. However,…

cs.AI2026

ProjDevBench: Benchmarking AI Coding Agents on End-to-End Project Development

Pengrui Lu, Shiqi Zhang, Yunzhong Hou +8

Recent coding agents can generate complete codebases from simple prompts, yet existing evaluations focus on issue-level bug fixing and lag behind end-to-end development. We introdu…

cs.CL2025

MME-CC: A Challenging Multi-Modal Evaluation Benchmark of Cognitive Capacity

Kaiyuan Zhang, Chenghao Yang, Zhoufutu Wen +19

As reasoning models scale rapidly, the essential role of multimodality in human cognition has come into sharp relief, driving a growing need to probe vision-centric cognitive behav…

cs.CL2025

Every Activation Boosted: Scaling General Reasoner to 1 Trillion Open Language Foundation

Ling Team, Ang Li, Ben Liu +138

We introduce Ling 2.0, a series reasoning-oriented language foundation built upon the principle that every activation boosts reasoning capability. Designed to scale from tens of bi…