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New CoSQ framework helps LLMs decide when to abstain from answering

Researchers have developed a new framework called Chain-of-Self-Questioning (CoSQ) to help large language models (LLMs) determine when to abstain from answering questions if their factual support is weak. CoSQ variants, such as Grounded-CoSQ, Critical-CoSQ, and Adaptive-CoSQ, were evaluated across eleven model families on the TruthfulQA benchmark. Grounded-CoSQ demonstrated a significant reduction in incorrect commitments and an increase in answered accuracy, showing that self-assessment can enable tunable decisions for LLMs. AI

IMPACT Enhances LLM reliability by enabling tunable answer-or-abstain decisions, reducing misinformation.

RANK_REASON The cluster describes a new research paper introducing a novel framework for LLMs.

Read on Hugging Face Daily Papers →

AI-generated summary · Google Gemini · from 2 sources. How we write summaries →

New CoSQ framework helps LLMs decide when to abstain from answering

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COVERAGE [2]

  1. arXiv cs.AI TIER_1 English(EN) · Ali \c{S}enol ·

    When Should LLMs Abstain? Chain-of-Self-Questioning for Selective Risk Control

    arXiv:2609.17516v1 Announce Type: cross Abstract: Large language models can produce fluent answers when their factual support is weak. This paper introduces Chain-of-Self-Questioning (CoSQ), a prompt-only framework that makes answer commitment conditional on an explicit assessmen…

  2. Hugging Face Daily Papers TIER_1 English(EN) ·

    When Should LLMs Abstain? Chain-of-Self-Questioning for Selective Risk Control

    Large language models can produce fluent answers when their factual support is weak. This paper introduces Chain-of-Self-Questioning (CoSQ), a prompt-only framework that makes answer commitment conditional on an explicit assessment of the information required to answer a question…