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Hidden Markov Models (HMMs) are foundational tools for modeling sequential data with latent Markovian structure, yet fitting them to real-world data remains computationally challenging. In this work, we show that pre-trained large language…

机器学习 · 计算机科学 2026-04-27 Yijia Dai , Zhaolin Gao , Yahya Sattar , Sarah Dean , Jennifer J. Sun

Recent advancements in video large multimodal models (LMMs) have significantly improved their video understanding and reasoning capabilities. However, their performance drops on out-of-distribution (OOD) tasks that are underrepresented in…

计算机视觉与模式识别 · 计算机科学 2024-12-04 Kangsan Kim , Geon Park , Youngwan Lee , Woongyeong Yeo , Sung Ju Hwang

Large Language Models (LLMs) have demonstrated exceptional proficiency in text understanding and embedding tasks. However, their potential in multimodal representation, particularly for item-to-item (I2I) recommendations, remains…

信息检索 · 计算机科学 2025-01-22 Chao Zhang , Haoxin Zhang , Shiwei Wu , Di Wu , Tong Xu , Xiangyu Zhao , Yan Gao , Yao Hu , Enhong Chen

Multi-modal large language models have garnered significant interest recently. Though, most of the works focus on vision-language multi-modal models providing strong capabilities in following vision-and-language instructions. However, we…

计算与语言 · 计算机科学 2023-09-19 Yu Shu , Siwei Dong , Guangyao Chen , Wenhao Huang , Ruihua Zhang , Daochen Shi , Qiqi Xiang , Yemin Shi

Sensitive information detection is crucial in content moderation to maintain safe online communities. Assisting in this traditionally manual process could relieve human moderators from overwhelming and tedious tasks, allowing them to focus…

Interleaved-Modal Chain-of-Thought (I-MCoT) advances vision-language reasoning, such as Visual Question Answering (VQA). This paradigm integrates specially selected visual evidence from the input image into the context of Vision-Language…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Xiping Li , Jianghong Ma

Large language models (LLMs) are now deployed at unprecedented scale, assisting millions of users in daily tasks. However, the risk of these models assisting unlawful activities remains underexplored. In this study, we define this high-risk…

计算机与社会 · 计算机科学 2025-11-27 Xing Wang , Huiyuan Xie , Yiyan Wang , Chaojun Xiao , Huimin Chen , Holli Sargeant , Felix Steffek , Jie Shao , Zhiyuan Liu , Maosong Sun

Online content moderation is essential for maintaining a healthy digital environment, and reliance on AI for this task continues to grow. Consider a user comment using national stereotypes to insult a politician. This example illustrates…

人工智能 · 计算机科学 2026-03-03 Houde Dong , Yifei She , Kai Ye , Liangcai Su , Chenxiong Qian , Jie Hao

Conventional recommendation systems frequently fail to fully exploit the high-dimensional semantic signals inherent in multimedia content, thereby limiting the fidelity of user preference modeling. While Multimodal Large Language Models…

Providing explanations within the recommendation system would boost user satisfaction and foster trust, especially by elaborating on the reasons for selecting recommended items tailored to the user. The predominant approach in this domain…

信息检索 · 计算机科学 2024-02-07 Yicui Peng , Hao Chen , Chingsheng Lin , Guo Huang , Jinrong Hu , Hui Guo , Bin Kong , Shu Hu , Xi Wu , Xin Wang

Large Language Models(LLMs) have been attracting attention due to a ability called in-context learning(ICL). ICL, without updating the parameters of a LLM, it is possible to achieve highly accurate inference based on rules ``in the…

机器学习 · 计算机科学 2023-08-25 Toma Tanaka , Naofumi Emoto , Tsukasa Yumibayashi

Multimodal Large Language Models (MLLMs) have achieved impressive success in natural visual understanding, yet they consistently underperform in industrial anomaly detection (IAD). This is because MLLMs trained mostly on general web data…

计算机视觉与模式识别 · 计算机科学 2026-04-22 Xi Jiang , Yue Guo , Jian Li , Yong Liu , Bin-Bin Gao , Hanqiu Deng , Jun Liu , Heng Zhao , Chengjie Wang , Feng Zheng

Large language models (LLMs), when guided by explicit textual plans, can perform reliable step-by-step reasoning during problem-solving. However, generating accurate and effective textual plans remains challenging due to LLM hallucinations…

计算与语言 · 计算机科学 2026-01-01 Sijia Chen , Di Niu

The sheer volume of online user-generated content has rendered content moderation technologies essential in order to protect digital platform audiences from content that may cause anxiety, worry, or concern. Despite the efforts towards…

计算机视觉与模式识别 · 计算机科学 2022-12-02 Ioannis Sarridis , Christos Koutlis , Olga Papadopoulou , Symeon Papadopoulos

Real-world information, often multimodal, can be misinformed or potentially misleading due to factual errors, outdated claims, missing context, misinterpretation, and more. Such "misinformation" is understudied, challenging to address, and…

计算与语言 · 计算机科学 2026-01-13 Xinyi Zhou , Ashish Sharma , Amy X. Zhang , Tim Althoff

This paper focuses on the challenge of answering questions in scenarios that are composed of rich and complex dynamic audio-visual components. Although existing Multimodal Large Language Models (MLLMs) can respond to audio-visual content,…

计算机视觉与模式识别 · 计算机科学 2024-03-08 Qilang Ye , Zitong Yu , Rui Shao , Xinyu Xie , Philip Torr , Xiaochun Cao

In the evolving landscape of online communication, moderating hate speech (HS) presents an intricate challenge, compounded by the multimodal nature of digital content. This comprehensive survey delves into the recent strides in HS…

计算与语言 · 计算机科学 2024-10-31 Ming Shan Hee , Shivam Sharma , Rui Cao , Palash Nandi , Preslav Nakov , Tanmoy Chakraborty , Roy Ka-Wei Lee

Frontier large language models (LLMs) are developed by researchers and practitioners with skewed cultural backgrounds and on datasets with skewed sources. However, LLMs' (lack of) multicultural knowledge cannot be effectively assessed with…

With recent advances in Multimodal Large Language Models (MLLMs) showing strong visual understanding and reasoning, interest is growing in using them to improve the editing performance of diffusion models. Despite rapid progress, most…

计算机视觉与模式识别 · 计算机科学 2025-10-10 Chong Mou , Qichao Sun , Yanze Wu , Pengze Zhang , Xinghui Li , Fulong Ye , Songtao Zhao , Qian He

Large Multimodal Models (LMMs) have achieved significant progress by extending large language models. Building on this progress, the latest developments in LMMs demonstrate the ability to generate dense pixel-wise segmentation through the…

计算机视觉与模式识别 · 计算机科学 2024-09-23 Li Zhou , Xu Yuan , Zenghui Sun , Zikun Zhou , Jingsong Lan