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相关论文: Mitigating Entity-Level Hallucination in Large Lan…

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Large language models (LLMs) are known to "hallucinate" by generating false or misleading outputs. Hallucinations pose various harms, from erosion of trust to widespread misinformation. Existing hallucination evaluation, however, focuses…

机器学习 · 计算机科学 2026-02-03 Prakhar Ganesh , Reza Shokri , Golnoosh Farnadi

Large language models (LLMs) have revolutionized natural language processing, yet their tendency to hallucinate poses serious challenges for reliable deployment. Despite numerous hallucination detection methods, their evaluations often rely…

计算与语言 · 计算机科学 2025-08-15 Denis Janiak , Jakub Binkowski , Albert Sawczyn , Bogdan Gabrys , Ravid Shwartz-Ziv , Tomasz Kajdanowicz

Large Vision-Language Models (LVLMs) have made remarkable strides in multimodal tasks such as visual question answering, visual grounding, and complex reasoning. However, they remain limited by static training data, susceptibility to…

人工智能 · 计算机科学 2025-08-27 Chan-Wei Hu , Yueqi Wang , Shuo Xing , Chia-Ju Chen , Suofei Feng , Ryan Rossi , Zhengzhong Tu

Large Language Models (LLMs) often generate hallucinations, producing outputs that are contextually inaccurate or factually incorrect. We introduce HICD, a novel method designed to induce hallucinations for contrastive decoding to mitigate…

计算与语言 · 计算机科学 2025-05-26 Xinyan Jiang , Hang Ye , Yongxin Zhu , Xiaoying Zheng , Zikang Chen , Jun Gong

Large Language Models (LLMs) have shown promise in character imitation, enabling immersive and engaging conversations. However, they often generate content that is irrelevant or inconsistent with a character's background. We attribute these…

人工智能 · 计算机科学 2025-05-27 Yongjie Wang , Jonathan Leung , Zhiqi Shen

Retrieval-augmented generation (RAG) enhances Large Language Models (LLMs) by mitigating hallucinations and outdated information issues, yet simultaneously facilitates unauthorized data appropriation at scale. This paper addresses this…

信息检索 · 计算机科学 2025-10-10 Peiyang Liu , Ziqiang Cui , Di Liang , Wei Ye

Large Language Models (LLMs) are adept at text manipulation -- tasks such as machine translation and text summarization. However, these models can also be prone to hallucination, which can be detrimental to the faithfulness of any answers…

计算与语言 · 计算机科学 2024-04-04 Priyesh Vakharia , Devavrat Joshi , Meenal Chavan , Dhananjay Sonawane , Bhrigu Garg , Parsa Mazaheri

Artificial Intelligence (AI), particularly Large Language Models (LLMs), is transforming scientific discovery, enabling rapid knowledge generation and hypothesis formulation. However, a critical challenge is hallucination, where LLMs…

人工智能 · 计算机科学 2025-12-30 Bhanu Prakash Vangala , Sajid Mahmud , Pawan Neupane , Joel Selvaraj , Jianlin Cheng

As Large Language Models (LLMs) continue to advance, Retrieval-Augmented Generation (RAG) has emerged as a vital technique to enhance factual accuracy by integrating external knowledge into the generation process. However, LLMs often fail…

Retrieval-Augmented Generation (RAG) can alleviate hallucinations of Large Language Models (LLMs) by referencing external documents. However, the misinformation in external documents may mislead LLMs' generation. To address this issue, we…

计算与语言 · 计算机科学 2024-12-18 Boyi Deng , Wenjie Wang , Fengbin Zhu , Qifan Wang , Fuli Feng

Retrieval-Augmented Generation (RAG) lifts the factuality of Large Language Models (LLMs) by injecting external knowledge, yet it falls short on problems that demand multi-step inference; conversely, purely reasoning-oriented approaches…

Diffusion large language models (D-LLMs) have emerged as a promising alternative to auto-regressive models due to their iterative refinement capabilities. However, hallucinations remain a critical issue that hinders their reliability. To…

计算与语言 · 计算机科学 2026-03-18 Yanyu Qian , Yue Tan , Yixin Liu , Wang Yu , Shirui Pan

Recent progress in video-text retrieval has been driven largely by advancements in model architectures and training strategies. However, the representation learning capabilities of videotext retrieval models remain constrained by lowquality…

计算机视觉与模式识别 · 计算机科学 2025-02-05 Yimu Wang , Shuai Yuan , Bo Xue , Xiangru Jian , Wei Pang , Mushi Wang , Ning Yu

Large Language Models (LLMs) have greatly contributed to the development of adaptive intelligent agents and are positioned as an important way to achieve Artificial General Intelligence (AGI). However, LLMs are prone to produce factually…

计算与语言 · 计算机科学 2024-08-29 Weijian Xie , Xuefeng Liang , Yuhui Liu , Kaihua Ni , Hong Cheng , Zetian Hu

Recent work has demonstrated state-of-the-art results in large language model (LLM) hallucination detection and mitigation through consistency-based approaches which involve aggregating multiple responses sampled from a single LLM for a…

机器学习 · 计算机科学 2025-10-24 Demian Till , John Smeaton , Peter Haubrick , Gouse Saheb , Florian Graef , David Berman

Retrieval augmentation is critical when Language Models (LMs) exploit non-parametric knowledge related to the query through external knowledge bases before reasoning. The retrieved information is incorporated into LMs as context alongside…

信息检索 · 计算机科学 2024-11-21 Mingzhu Wang , Yuzhe Zhang , Qihang Zhao , Junyi Yang , Hong Zhang

Large language models (LLMs) have demonstrated remarkable capabilities across a wide range of tasks, yet exhibit critical limitations in knowledge-intensive tasks, often generating hallucinations when faced with questions requiring…

计算与语言 · 计算机科学 2026-01-08 Yilin Xiao , Chuang Zhou , Yujing Zhang , Qinggang Zhang , Su Dong , Shengyuan Chen , Chang Yang , Xiao Huang

Large Language Models (LLMs) have demonstrated remarkable proficiency in generating fluent text. However, they often encounter the challenge of generating inaccurate or hallucinated content. This issue is common in both non-retrieval-based…

计算与语言 · 计算机科学 2024-02-27 Haoqiang Kang , Juntong Ni , Huaxiu Yao

Retrieval-augmented generation (RAG) improves large language models (LLMs) by using external knowledge to guide response generation, reducing hallucinations. However, RAG, particularly multi-modal RAG, can introduce new hallucination…

机器学习 · 计算机科学 2025-01-08 Matin Mortaheb , Mohammad A. Amir Khojastepour , Srimat T. Chakradhar , Sennur Ulukus

Large Language Models (LLMs) have demonstrated a remarkable potential in medical knowledge acquisition and question-answering. However, LLMs can potentially hallucinate and yield factually incorrect outcomes, even with domain-specific…

计算与语言 · 计算机科学 2024-07-01 Junda Wang , Zhichao Yang , Zonghai Yao , Hong Yu