English
Related papers

Related papers: Do not Abstain! Identify and Solve the Uncertainty

200 papers

Large Vision-Language Models (LVLMs) increasingly rely on retrieval to answer knowledge-intensive multimodal questions. Existing benchmarks overlook conflicts between visual and textual evidence and the importance of generating deflections…

Computation and Language · Computer Science 2026-04-15 Nicholas Moratelli , Christopher Davis , Leonardo F. R. Ribeiro , Bill Byrne , Gonzalo Iglesias

Large Language Models (LLMs) show promise for natural language generation in healthcare, but risk hallucinating factually incorrect information. Deploying LLMs for medical question answering necessitates reliable uncertainty estimation (UE)…

Computation and Language · Computer Science 2024-07-12 Jiaxin Wu , Yizhou Yu , Hong-Yu Zhou

Multimodal large language models (MLLMs) must resolve conflicts when different modalities provide contradictory information, a process we term modality following. Prior work measured this behavior only with coarse dataset-level statistics,…

Artificial Intelligence · Computer Science 2025-11-05 Zhuoran Zhang , Tengyue Wang , Xilin Gong , Yang Shi , Haotian Wang , Di Wang , Lijie Hu

Large language models (LLMs) often respond even when prompts omit critical details or include misleading information, leading to hallucinations or reinforced misconceptions. We study how to evaluate and improve LLMs' ability to decide when…

Computation and Language · Computer Science 2026-04-22 Jiale Zhao , Ke Fang , Lu Cheng

The capability of large language models to handle long-context information is crucial across various real-world applications. Existing evaluation methods often rely either on real-world long texts, making it difficult to exclude the…

Computation and Language · Computer Science 2025-09-18 Mo Li , Songyang Zhang , Taolin Zhang , Haodong Duan , Yunxin Liu , Kai Chen

Recent advances in large language models (LLMs) have shown that they can answer questions requiring complex reasoning. However, their ability to identify and respond to text containing logical fallacies or deliberately misleading premises…

Computation and Language · Computer Science 2025-02-19 Zenan Zhai , Hao Li , Xudong Han , Zhenxuan Zhang , Yixuan Zhang , Timothy Baldwin , Haonan Li

Large-scale language models (LLMs) often offer clinical judgments based on incomplete information, increasing the risk of misdiagnosis. Existing studies have primarily evaluated confidence in single-turn, static settings, overlooking the…

Computation and Language · Computer Science 2026-01-23 Zhiyao Ren , Yibing Zhan , Siyuan Liang , Guozheng Ma , Baosheng Yu , Dacheng Tao

Large Language Models (LLMs) have shown remarkable performance across a wide range of downstream tasks. However, it is challenging for users to discern whether the responses of LLM are generated with certainty or are fabricated to meet user…

Artificial Intelligence · Computer Science 2025-01-14 Hsiu-Yuan Huang , Zichen Wu , Yutong Yang , Junzhao Zhang , Yunfang Wu

Multimodal Large Language Models (MLLMs) often struggle with fine-grained perception, such as identifying small objects in high-resolution images or detecting key moments in long videos. Existing methods typically rely on complex,…

Computer Vision and Pattern Recognition · Computer Science 2026-03-16 Sanghwan Kim , Rui Xiao , Stephan Alaniz , Yongqin Xian , Zeynep Akata

Large Language Models (LLMs) have demonstrated significant potential in decision-making and reasoning, particularly when integrated with various tools to effectively solve complex problems. However, existing benchmarks for evaluating LLMs'…

While Large Language Models (LLMs) achieve near-human performance on standard benchmarks, their capabilities often fail to generalize to complex, real-world problems. To bridge this gap, we introduce DeepQuestion, a scalable, automated…

Computation and Language · Computer Science 2026-03-02 Ali Khoramfar , Ali Ramezani , Mohammad Mahdi Mohajeri , Mohammad Javad Dousti , Majid Nili Ahmadabadi , Heshaam Faili

Large Language Models (LLMs) have demonstrated remarkable capability in a variety of NLP tasks. However, LLMs are also prone to generate nonfactual content. Uncertainty Quantification (UQ) is pivotal in enhancing our understanding of a…

Computation and Language · Computer Science 2024-10-07 Caiqi Zhang , Fangyu Liu , Marco Basaldella , Nigel Collier

Language models have recently achieved strong performance across a wide range of NLP benchmarks. However, unlike benchmarks, real world tasks are often poorly specified, and agents must deduce the user's intended behavior from a combination…

Computation and Language · Computer Science 2022-12-22 Alex Tamkin , Kunal Handa , Avash Shrestha , Noah Goodman

The development of LLMs has greatly enhanced the intelligence and fluency of question answering, while the emergence of retrieval enhancement has enabled models to better utilize external information. However, the presence of noise and…

Computation and Language · Computer Science 2024-09-19 Xingyun Hong , Yan Shao , Zhilin Wang , Manni Duan , Jin Xiongnan

Large Language Models (LLMs) have demonstrated strong performance in question answering (QA) tasks. However, Multi-Answer Question Answering (MAQA), where a question may have several valid answers, remains challenging. Traditional QA…

Computation and Language · Computer Science 2025-08-19 Eviatar Nachshoni , Arie Cattan , Shmuel Amar , Ori Shapira , Ido Dagan

Large Language Models (LLMs) have shown great potential in Natural Language Processing (NLP) tasks. However, recent literature reveals that LLMs generate nonfactual responses intermittently, which impedes the LLMs' reliability for further…

Computation and Language · Computer Science 2024-03-22 Yukun Zhao , Lingyong Yan , Weiwei Sun , Guoliang Xing , Chong Meng , Shuaiqiang Wang , Zhicong Cheng , Zhaochun Ren , Dawei Yin

Probing techniques have shown promise in revealing how LLMs encode human-interpretable concepts, particularly when applied to curated datasets. However, the factors governing a dataset's suitability for effective probe training are not…

Artificial Intelligence · Computer Science 2025-05-27 Yongjie Wang , Yibo Wang , Xin Zhou , Zhiqi Shen

This survey provides an in-depth analysis of knowledge conflicts for large language models (LLMs), highlighting the complex challenges they encounter when blending contextual and parametric knowledge. Our focus is on three categories of…

Computation and Language · Computer Science 2024-06-25 Rongwu Xu , Zehan Qi , Zhijiang Guo , Cunxiang Wang , Hongru Wang , Yue Zhang , Wei Xu

The ability to follow instructions is crucial for Large Language Models (LLMs) to handle various real-world applications. Existing benchmarks primarily focus on evaluating pure response quality, rather than assessing whether the response…

Computation and Language · Computer Science 2024-06-06 Yuxin Jiang , Yufei Wang , Xingshan Zeng , Wanjun Zhong , Liangyou Li , Fei Mi , Lifeng Shang , Xin Jiang , Qun Liu , Wei Wang

Large Language Models (LLMs) are increasingly deployed as scientific AI as- sistants, and a growing body of benchmarks evaluates their capabilities across knowledge retrieval, reasoning, code generation, and tool use. These evaluations,…