#discourse-structure News & Analysis

2 articles tagged with #discourse-structure. AI-curated summaries with sentiment analysis and key takeaways from 50+ sources.

2 articles

AIBullisharXiv – CS AI · Apr 147/10

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Disco-RAG: Discourse-Aware Retrieval-Augmented Generation

Researchers introduce Disco-RAG, a discourse-aware framework that enhances Retrieval-Augmented Generation (RAG) systems by explicitly modeling discourse structures and rhetorical relationships between retrieved passages. The method achieves state-of-the-art results on question answering and summarization tasks without fine-tuning, demonstrating that structural understanding of text significantly improves LLM performance on knowledge-intensive tasks.

AINeutralarXiv – CS AI · May 96/10

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Beyond Chunking: Discourse-Aware Hierarchical Retrieval for Long Document Question Answering

Researchers present a discourse-aware hierarchical framework that uses rhetorical structure theory (RST) to improve long-document question answering systems. Rather than treating documents as flat sequences, the approach leverages natural discourse structures to enhance retrieval accuracy across multiple languages and document types.