Author

Yutao Zhu

University of Montreal

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Jul 2026

WebSwarm: Recursive Multi-Agent Orchestration for Deep-and-Wide Web Search

This work proposes WebSwarm, a progressive recursive delegation framework that jointly constructs task decomposition, recursive expansion, and agent collaboration during inference and consistently outperforms single-agent and multi-agent baselines on deep, wide, and interleaved deep-and-wide tasks.

Xiaoshuai Song, Liancheng Zhang, Kangzhi Zhao et al. · arXiv.org · 0 citations

Book Open access Jul 2026

HiRA: Decoupling Planning and Execution with Hierarchical Reasoning in Deep Search

Experiments show that HiRA significantly outperforms state-of-the-art RAG and agent-based systems, highlighting the effectiveness of decoupled planning and execution for multi-step information seeking tasks.

Jiajie Jin, Xiaoxi Li, Yuyao Zhang et al. · Annual International ACM SIG... · 0 citations

Conference Open access 2026

LLM-Generated Text May Harm Your Retrieval! A Robust Detection Strategy for Retrieval-Augmented Generation

This paper explores the usage paradigms of LLM text detectors for RAG and highlights key limitations of off-the-shelf or directly fine-tuned detectors.

Zhaoheng Huang, Yutao Zhu, Ji-Rong Wen et al. · Annual Meeting of the Associ... · 0 citations