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Large language models face challenges in long-context question answering, where key evidence of a query may be dispersed across millions of tokens. Existing works equip large language models with a memory buffer that is dynamically updated…

Computation and Language · Computer Science 2026-03-03 Yaorui Shi , Yuxin Chen , Siyuan Wang , Sihang Li , Hengxing Cai , Qi Gu , Xiang Wang , An Zhang

Modern information systems require autonomous agents capable of navigating complex workflows, yet current methodologies often struggle with the transition from structured metadata parsing to general environmental perception. While the…

Artificial Intelligence · Computer Science 2026-05-28 Susanna Cifani , Mario Luca Bernardi , Marta Cimitile

Multi-agent applications have recently gained significant popularity. In many computer vision tasks, a network of agents, such as a team of robots with cameras, could work collaboratively to perceive the environment for efficient and…

Computer Vision and Pattern Recognition · Computer Science 2023-05-30 Shuyue Lan , Zhilu Wang , Ermin Wei , Amit K. Roy-Chowdhury , Qi Zhu

Text-to-video generation models have shown significant progress in the recent years. However, they still struggle with generating complex dynamic scenes based on compositional text prompts, such as attribute binding for multiple objects,…

Computer Vision and Pattern Recognition · Computer Science 2024-12-06 Kaiyi Huang , Yukun Huang , Xuefei Ning , Zinan Lin , Yu Wang , Xihui Liu

Large Language Models (LLMs) have demonstrated impressive performance across diverse domains, yet they still encounter challenges such as insufficient domain-specific knowledge, biases, and hallucinations. This underscores the need for…

Computation and Language · Computer Science 2025-04-07 Hongliu Cao , Ilias Driouich , Robin Singh , Eoin Thomas

Large language models (LLMs) demonstrate strong reasoning abilities across mathematical, strategic, and linguistic tasks, yet little is known about how well they reason in dynamic, real-time, multi-agent scenarios, such as collaborative…

Multiagent Systems · Computer Science 2026-01-01 Shaurya Mallampati , Rashed Shelim , Walid Saad , Naren Ramakrishnan

Explainable Reinforcement Learning (XRL) has emerged as a promising approach in improving the transparency of Reinforcement Learning (RL) agents. However, there remains a gap between complex RL policies and domain experts, due to the…

Artificial Intelligence · Computer Science 2025-09-09 Haechang Kim , Hao Chen , Can Li , Jong Min Lee

Medical Large Vision-Language Models (Med-LVLMs) have shown strong potential in multimodal diagnostic tasks. However, existing single-agent models struggle to generalize across diverse medical specialties, limiting their performance. Recent…

Machine Learning · Computer Science 2026-01-27 Peng Xia , Jinglu Wang , Yibo Peng , Kaide Zeng , Zihan Dong , Xian Wu , Xiangru Tang , Hongtu Zhu , Yun Li , Linjun Zhang , Shujie Liu , Yan Lu , Huaxiu Yao

Video reasoning has emerged as a critical capability for multimodal large language models (MLLMs), requiring models to move beyond static perception toward coherent understanding of temporal dynamics in complex scenes. Yet existing MLLMs…

Computer Vision and Pattern Recognition · Computer Science 2025-09-29 Sicheng Tao , Jungang Li , Yibo Yan , Junyan Zhang , Yubo Gao , Hanqian Li , ShuHang Xun , Yuxuan Fan , Hong Chen , Jianxiang He , Xuming Hu

Retrieval-Augmented Generation (RAG) enhances Large Language Models (LLMs) by incorporating external, domain-specific data into the generative process. While LLMs are highly capable, they often rely on static, pre-trained datasets, limiting…

Artificial Intelligence · Computer Science 2024-12-10 Aniruddha Salve , Saba Attar , Mahesh Deshmukh , Sayali Shivpuje , Arnab Mitra Utsab

Despite significant advancements in Large Language Models (LLMs) and Large Vision-Language Models (LVLMs), current models still face substantial challenges in handling complex, multi-turn, and visually-grounded tasks that demand deep…

Computation and Language · Computer Science 2025-08-22 Seungmin Han , Haeun Kwon , Ji-jun Park , Taeyang Yoon

Rapidly evolving cyberattacks demand incident response systems that can autonomously learn and adapt to changing threats. Prior work has extensively explored the reinforcement learning approach, which involves learning response strategies…

Cryptography and Security · Computer Science 2026-04-16 Yiran Gao , Kim Hammar , Tao Li

Videos, with their unique temporal dimension, demand precise grounded understanding, where answers are directly linked to visual, interpretable evidence. Despite significant breakthroughs in text-based reasoning with large language models,…

Computer Vision and Pattern Recognition · Computer Science 2026-02-24 Ye Liu , Kevin Qinghong Lin , Chang Wen Chen , Mike Zheng Shou

Recent advances in Large Language Models (LLMs) demonstrate that chain-of-thought prompting and deep reasoning substantially enhance performance on complex tasks, and multi-agent systems can further improve accuracy by enabling model…

Artificial Intelligence · Computer Science 2025-10-16 Zehui Ling , Deshu Chen , Yichi Zhang , Yuchen Liu , Xigui Li , Xin Guo , Yuan Cheng

We propose a method to efficiently learn diverse strategies in reinforcement learning for query reformulation in the tasks of document retrieval and question answering. In the proposed framework an agent consists of multiple specialized…

Machine Learning · Computer Science 2018-12-27 Rodrigo Nogueira , Jannis Bulian , Massimiliano Ciaramita

Video recommender systems are among the most popular and impactful applications of AI, shaping content consumption and influencing culture for billions of users. Traditional single-model recommenders, which optimize static engagement…

Information Retrieval · Computer Science 2026-04-03 Srivaths Ranganathan , Abhishek Dharmaratnakar , Anushree Sinha , Debanshu Das

Video understanding with multimodal large language models (MLLMs) remains challenging due to the long token sequences of videos, which contain extensive temporal dependencies and redundant frames. Existing approaches typically treat MLLMs…

Computer Vision and Pattern Recognition · Computer Science 2026-03-30 Yaolun Zhang , Ruohui Wang , Jiahao Wang , Yepeng Tang , Xuanyu Zheng , Haonan Duan , Hao Lu , Hanming Deng , Lewei Lu

Long video understanding has emerged as an increasingly important yet challenging task in computer vision. Agent-based approaches are gaining popularity for processing long videos, as they can handle extended sequences and integrate various…

Computer Vision and Pattern Recognition · Computer Science 2025-04-08 Zhuo Zhi , Qiangqiang Wu , Minghe shen , Wenbo Li , Yinchuan Li , Kun Shao , Kaiwen Zhou

While large language models have demonstrated impressive capabilities in web navigation tasks, the extensive context of web pages, often represented as DOM or Accessibility Tree (AxTree) structures, frequently exceeds model context limits.…

Even in the era of rapid advances in large models, video understanding remains a highly challenging task. Compared to texts or images, videos commonly contain more information with redundancy, requiring large models to properly allocate…

Computer Vision and Pattern Recognition · Computer Science 2025-04-29 Shiwen Cao , Zhaoxing Zhang , Junming Jiao , Juyi Qiao , Guowen Song , Rong Shen , Xiangbing Meng