Author

Zhiwu Lu

h-index 5 View on Semantic Scholar

We have 1 of 14 papers

We haven’t gathered this author’s papers yet. Follow them and we’ll fetch their work.

Not the right person? Other researchers publish under this name.

Preprint Aug 2026

Learning from Failures: Retrieval-Centric CoT via Hard Negatives for Unified Multimodal Retrieval

This work introduces UniME-R1, an embedder-adviser framework that learns to reason over initially retrieved candidates and generate Retrieval-Centric Chain-of-Thought (RC-CoT), and aligns the adviser with retrieval outcomes through supervised learning and retrieval-oriented reinforcement learning.

Ze-Long Sun, Jun Wang, Kaicheng Yang et al. · 0 citations