Kai Yang

Papers on Lattice

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Publication activitypapers/week, last 8 weeks

Research focus

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

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Yuqi Huang (1)Anning Hu (1)Shengchao Hu (1)Xiaoxing Wang (1)

Papers (1)

Feb 24, 2026

2w ago

HELP: HyperNode Expansion and Logical Path-Guided Evidence Localization for Accurate and Efficient GraphRAG

GraphRAG gets a speed boost: HELP achieves up to 28.8x faster retrieval while maintaining competitive accuracy on multi-hop question answering by intelligently mapping logical reasoning paths to relevant text.

Yuqi Huang, Kai Yang, Anning Hu +2

Natural Language Processing Reasoning & Chain-of-Thought Recommendation & Information Retrieval

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Kai Yang

Publication activitypapers/week, last 8 weeks

Research focus

Frequent co-authors

Papers (1)