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New research explores LLM uncertainty estimation across languages and tasks · 4 sources tracked

Researchers are exploring methods to improve uncertainty estimation in large language models (LLMs) across various languages and tasks. One study found that prompting LLMs to reason in English, even when questions are in low-resource languages, significantly enhances uncertainty estimation performance. Another paper proposes a framework to decompose LLM uncertainty into input ambiguity, knowledge gaps, and decoding randomness, offering a more nuanced understanding for auditing reliability. Additionally, a new approach uses knowledge distillation to create efficient, single-pass LLMs for uncertainty estimation, achieving comparable performance to more computationally intensive methods. AI

IMPACT These studies aim to improve the reliability and trustworthiness of LLMs by enabling them to recognize and quantify their own uncertainty, which is crucial for safe deployment in critical applications.

RANK_REASON The cluster consists of multiple academic papers published on arXiv concerning LLM uncertainty estimation.

Read on arXiv cs.AI →

AI-generated summary · Google Gemini · from 4 sources. How we write summaries →

New research explores LLM uncertainty estimation across languages and tasks · 4 sources tracked

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The cluster consists of multiple academic papers published on arXiv concerning LLM uncertainty estimation.
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COVERAGE [4]

  1. arXiv cs.AI TIER_1 English(EN) · Andrea Alfarano, Andrea Bacciu, Saab Mansour, Amin Mantrach, Marcello Federico ·

    Estimating Uncertainty from Reasoning: A Large-Scale Study of Multi- and Crosslingual MCQA Performance in LLMs

    arXiv:2607.06327v1 Announce Type: cross Abstract: Uncertainty estimation (UE) enables LLM-powered systems to recognize when to abstain, yet existing research has predominantly focused on English. We present the first large-scale evaluation of UE methods across 22 languages, spann…

  2. arXiv cs.AI TIER_1 English(EN) · Marcello Federico ·

    Estimating Uncertainty from Reasoning: A Large-Scale Study of Multi- and Crosslingual MCQA Performance in LLMs

    Uncertainty estimation (UE) enables LLM-powered systems to recognize when to abstain, yet existing research has predominantly focused on English. We present the first large-scale evaluation of UE methods across 22 languages, spanning high-, mid-, and low-resource settings. Using …

  3. arXiv cs.AI TIER_1 English(EN) · Aditya Taparia, Ransalu Senanayake, Kowshik Thopalli, Vivek Narayanaswamy ·

    The Anatomy of Uncertainty in LLMs

    arXiv:2603.24967v2 Announce Type: replace Abstract: Understanding why a large language model (LLM) is uncertain about the response is important for their reliable deployment. Current approaches, which either provide a single uncertainty score or rely on the classical aleatoric-ep…

  4. arXiv stat.ML TIER_1 English(EN) · Lakshmana Sri Harsha Nemani, P. K. Srijith, Tomasz Ku\'smierczyk ·

    Toward Efficient Uncertainty in LLMs through Evidential Knowledge Distillation

    arXiv:2507.18366v2 Announce Type: replace-cross Abstract: Accurate uncertainty quantification remains a key challenge for standard LLMs, prompting the adoption of Bayesian and ensemble-based methods. However, such methods typically necessitate computationally expensive sampling, …