collaborators

10 papers

nlin.CD2026

Resilience Beyond Pairwise Networks

Amitosh Tiwari, Chittaranjan Hens, Prosenjit Kundu

We derive a one-dimensional reduction for nonlinear dynamics on simplicial complexes containing both pairwise and triangular (higher-order) interactions. The effective state is def…

cs.LG2026

To Answer or to Abstain: Mitigating Search-Agent Hallucinations via Abstention-Aware Reinforcement Learning

Fengji Zhang, Tianyu Fan, Yuxiang Zheng +4

Recent advances in equipping Large Language Models (LLMs) with search tools and outcome-reward reinforcement learning (RL) have achieved new state-of-the-art results on open-domain…

cs.HC2026

CLI-Anything: Towards Agent-Native Computer Use

Yuhao Yang, Tianyu Fan, Chao Huang

As large language models advance in reasoning and tool use capabilities, researchers increasingly seek to leverage them for computer use agents that can interact with existing soft…

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.CL2026

DeepInnovator: Triggering the Innovative Capabilities of LLMs

Tianyu Fan, Fengji Zhang, Yuxiang Zheng +5

The application of Large Language Models (LLMs) in accelerating scientific discovery has garnered increasing attention, with a key focus on constructing research agents endowed wit…

cs.AI2025

Needle in the Web: A Benchmark for Retrieving Targeted Web Pages in the Wild

Yumeng Wang, Tianyu Fan, Lingrui Xu +1

Large Language Models (LLMs) have evolved from simple chatbots into sophisticated agents capable of automating complex real-world tasks, where browsing and reasoning over live web…