Lvzhou Luo

2 accepted papers

2025

Attention with Dependency Parsing Augmentation for Fine-Grained Attribution

Qiang Ding, Lvzhou Luo, Yixuan Cao, Ping Luo

ACL 2025finding

To assist humans in efficiently validating RAG-generated content, developing a fine-grained attribution mechanism that provides supporting evidence from retrieved documents for every answer span is essential. Existing fine-grained attribution methods rely on model-internal similarity metrics between…

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2025

AttnComp: Attention-Guided Adaptive Context Compression for Retrieval-Augmented Generation

Lvzhou Luo, Yixuan Cao, Ping Luo

EMNLP 2025

Retrieval-augmented generation improves the factual accuracy of Large Language Models (LLMs) by incorporating external context, but often suffers from irrelevant retrieved content that hinders effectiveness. Context compression addresses this issue by filtering out irrelevant information from contex

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