Yongjia Lei

Papers on Lattice

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h-index

Publication activitypapers/week, last 8 weeks

Research focus

Reasoning & Chain-of-Thought (1)Recommendation & Information Retrieval (1)

Frequent co-authors

Nedim Lipka (1)Zhisheng Qi (1)Utkarsh Sahu (1)Koustava Goswami (1)

Papers (1)

Jun 15, 2026

Yongjia Lei +7Jun 15, 2026·also Independent Researcher

RL-Index: Reinforcement Learning for Retrieval Index Reasoning

Shifting reasoning to the indexing stage can drastically reduce query latency while enhancing retrieval effectiveness through LLM-generated rationales.

Yongjia Lei, Nedim Lipka, Zhisheng Qi +5

Reasoning & Chain-of-Thought Recommendation & Information Retrieval

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Yongjia Lei

Publication activitypapers/week, last 8 weeks

Research focus

Frequent co-authors

Papers (1)