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Related papers: Hallucination Mitigation with Agentic AI, Nested L…

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Large Language Models (LLMs) are known to hallucinate and generate non-factual outputs which can undermine user trust. Traditional methods to directly mitigate hallucinations, such as representation editing and contrastive decoding, often…

Machine Learning · Computer Science 2025-03-11 Prasenjit Dey , Srujana Merugu , Sivaramakrishnan Kaveri

Recent advancements in multimodal large language models (MLLMs) have significantly improved performance in visual question answering. However, they often suffer from hallucinations. In this work, hallucinations are categorized into two main…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 Feilong Tang , Chengzhi Liu , Zhongxing Xu , Ming Hu , Zelin Peng , Zhiwei Yang , Jionglong Su , Minquan Lin , Yifan Peng , Xuelian Cheng , Imran Razzak , Zongyuan Ge

Hallucination in large language models (LLMs) has been widely studied in recent years, with progress in both detection and mitigation aimed at improving truthfulness. Yet, a critical side effect remains largely overlooked: enhancing…

Computation and Language · Computer Science 2026-02-02 Omar Mahmoud , Ali Khalil , Buddhika Laknath Semage , Thommen George Karimpanal , Santu Rana

Security in cloud computing has become a major concern due to several factors such as layered cloud architectures, dynamic environments, and exposure to unseen or zero-day attacks. Moreover, intrusion detection systems (IDS) typically…

Cryptography and Security · Computer Science 2026-05-18 Syed Waqas Ali , Ibrar Ali Shah , Farzana Zahid , Daniyal Munir , Hans D. Schotten

AI agents are rapidly advancing from passive language models to autonomous systems executing complex, multi-step tasks. Yet their overconfidence in failure remains a fundamental barrier to deployment in high-stakes settings. Existing…

Artificial Intelligence · Computer Science 2026-01-23 Jiaxin Zhang , Caiming Xiong , Chien-Sheng Wu

Single-agent systems (SAS) have become the default pattern for LLM-driven scientific workflows, but routing planning, tool use, and synthesis through a single context window comes with a well-known cost: as tool specifications and…

Artificial Intelligence · Computer Science 2026-05-05 Jinpai Zhao , Albert Cerrone , Joannes Westerink , Clint Dawson

Agentic security systems increasingly audit live targets with tool-using LLMs, but prior systems fix a single coordination topology, leaving unclear when additional agents help and when they only add cost. We treat topology choice as an…

Cryptography and Security · Computer Science 2026-04-22 Isaac David , Arthur Gervais

Hallucination remains a fundamental challenge in vision-language models (VLMs), where autoregressive generation may produce linguistically plausible yet physically inconsistent or visually ungrounded responses due to likelihood maximization…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Qinwu Xu

Large Vision-Language Models (LVLMs) have achieved remarkable success but continue to struggle with object hallucination (OH), generating outputs inconsistent with visual inputs. While previous work has proposed methods to reduce OH, the…

Computer Vision and Pattern Recognition · Computer Science 2025-05-26 Boxu Chen , Ziwei Zheng , Le Yang , Zeyu Geng , Zhengyu Zhao , Chenhao Lin , Chao Shen

While Multimodal Large Language Models (MLLMs) have achieved remarkable success across diverse tasks, their practical deployment is severely hindered by hallucination issues, which become particularly acute during Reinforcement Learning…

Computer Vision and Pattern Recognition · Computer Science 2026-01-14 Miao Pan , Wangjie Gan , Jintao Chen , Wenqi Zhang , Bing Sun , Jianwei Yin , Xuhong Zhang

Recently, large vision-language models (LVLMs) have risen to be a promising approach for multimodal tasks. However, principled hallucination mitigation remains a critical challenge.In this work, we first analyze the data generation process…

Computer Vision and Pattern Recognition · Computer Science 2025-12-02 Chengzhi Yu , Yifan Xu , Yifan Chen , Wenyi Zhang

Object hallucination in Large Vision-Language Models (LVLMs) severely compromises their reliability in real-world applications, posing a critical barrier to their deployment in high-stakes scenarios such as autonomous driving and medical…

Computer Vision and Pattern Recognition · Computer Science 2026-03-26 Han Sun , Qin Li , Peixin Wang , Min Zhang

Multi-agent systems (MAS) built on large language models (LLMs) offer a promising path toward solving complex, real-world tasks that single-agent systems often struggle to manage. While recent advancements in test-time scaling (TTS) have…

Artificial Intelligence · Computer Science 2025-08-20 Can Jin , Hongwu Peng , Qixin Zhang , Yujin Tang , Dimitris N. Metaxas , Tong Che

Long-horizon conversational agents require persistent memory for coherent reasoning, yet uncontrolled accumulation causes temporal decay and false memory propagation. Benchmarks such as LOCOMO and LOCCO report performance degradation from…

Artificial Intelligence · Computer Science 2026-04-03 Payal Fofadiya , Sunil Tiwari

Large language models (LLMs) can be prone to hallucinations - generating unreliable outputs that are unfaithful to their inputs, external facts or internally inconsistent. In this work, we address several challenges for post-hoc…

Computation and Language · Computer Science 2024-08-12 Simon Valentin , Jinmiao Fu , Gianluca Detommaso , Shaoyuan Xu , Giovanni Zappella , Bryan Wang

Large vision-language models (LVLMs) have achieved remarkable performance across diverse multimodal tasks, yet they continue to suffer from hallucinations, generating content that is inconsistent with the visual input. Prior work DHCP…

Computer Vision and Pattern Recognition · Computer Science 2026-05-15 Wei Ding , Yilin Li , Yudong Zhang , Ruobing Xie , Xingwu Sun , Jiansheng Chen , Yu Wang

Intelligent anomaly detection in dynamic visual environments requires reconciling real-time performance with semantic interpretability. Conventional approaches address only fragments of this challenge. Reconstruction-based models capture…

Computer Vision and Pattern Recognition · Computer Science 2026-01-19 Tayyab Rehman , Giovanni De Gasperis , Aly Shmahell

Natural Language Inference (NLI) models frequently rely on spurious correlations rather than semantic reasoning. Existing mitigation strategies often incur high annotation costs or trigger catastrophic forgetting during fine-tuning. We…

Computation and Language · Computer Science 2025-12-23 Christopher Román Jaimes

Early-stage engineering design involves complex, iterative reasoning, yet existing large language model (LLM) workflows struggle to maintain task continuity and generate executable models. We evaluate whether a structured multi-agent system…

Artificial Intelligence · Computer Science 2025-11-04 Soheyl Massoudi , Mark Fuge

Transformers face quadratic complexity and memory issues with long sequences, prompting the adoption of linear attention mechanisms using fixed-size hidden states. However, linear models often suffer from limited recall performance, leading…

Computation and Language · Computer Science 2025-07-10 Dustin Wang , Rui-Jie Zhu , Steven Abreu , Yong Shan , Taylor Kergan , Yuqi Pan , Yuhong Chou , Zheng Li , Ge Zhang , Wenhao Huang , Jason Eshraghian