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In multiagent systems (MASs), each agent makes individual decisions but all of them contribute globally to the system evolution. Learning in MASs is difficult since each agent's selection of actions must take place in the presence of other…

Multiagent Systems · Computer Science 2020-01-17 Weixun Wang , Tianpei Yang , Yong Liu , Jianye Hao , Xiaotian Hao , Yujing Hu , Yingfeng Chen , Changjie Fan , Yang Gao

Action anticipation, the task of predicting future actions from partially observed videos, is crucial for advancing intelligent systems. Unlike action recognition, which operates on fully observed videos, action anticipation must handle…

Computer Vision and Pattern Recognition · Computer Science 2025-06-04 Seulgi Kim , Ghazal Kaviani , Mohit Prabhushankar , Ghassan AlRegib

In line with the human capacity to perceive the world by simultaneously processing and integrating high-dimensional inputs from multiple modalities like vision and audio, we propose a novel model, MAiVAR-T (Multimodal Audio-Image to Video…

Computer Vision and Pattern Recognition · Computer Science 2023-08-08 Muhammad Bilal Shaikh , Douglas Chai , Syed Mohammed Shamsul Islam , Naveed Akhtar

Zero-Shot Learning (ZSL) promises to scale visual recognition by bypassing the conventional model training requirement of annotated examples for every category. This is achieved by establishing a mapping connecting low-level features and a…

Computer Vision and Pattern Recognition · Computer Science 2016-11-29 Xun Xu , Timothy M. Hospedales , Shaogang Gong

Spatio-temporal action detection is an important and challenging problem in video understanding. The existing action detection benchmarks are limited in aspects of small numbers of instances in a trimmed video or low-level atomic actions.…

Computer Vision and Pattern Recognition · Computer Science 2021-08-19 Yixuan Li , Lei Chen , Runyu He , Zhenzhi Wang , Gangshan Wu , Limin Wang

Real-world fine manipulation, particularly in bimanual manipulation, typically requires low-latency control and stable visual localization, while collecting large-scale data is costly and limited demonstrations may lead to localization…

Robotics · Computer Science 2026-05-04 Xianbo Cai , Hideyuki Ichiwara , Masaki Yoshikawa , Tetsuya Ogata

Scalable multi-agent driving simulation requires behavior models that are both realistic and computationally efficient. We address this by optimizing the behavior model that controls individual traffic participants. To improve efficiency,…

Robotics · Computer Science 2026-04-15 Fabian Konstantinidis , Moritz Sackmann , Ulrich Hofmann , Christoph Stiller

Multimodal Stance Detection (MSD) is crucial for understanding public discourse, yet effectively fusing text and image, especially with conflicting signals, remains challenging. Existing methods often face difficulties with contextual…

Artificial Intelligence · Computer Science 2026-05-01 Weihai Lu , Zhejun Zhao , Yanshu Li , Huan He

Recognizing human actions in adverse lighting conditions presents significant challenges in computer vision, with wide-ranging applications in visual surveillance and nighttime driving. Existing methods tackle action recognition and dark…

Computer Vision and Pattern Recognition · Computer Science 2025-11-10 Anwaar Ulhaq

Transformer-based approaches have revolutionized image super-resolution by modeling long-range dependencies. However, the quadratic computational complexity of vanilla self-attention mechanisms poses significant challenges, often leading to…

Computer Vision and Pattern Recognition · Computer Science 2026-04-13 Dinh Phu Tran , Thao Do , Saad Wazir , Seongah Kim , Seon Kwon Kim , Daeyoung Kim

The Transformer, a highly expressive architecture for sequence modeling, has recently been adapted to solve sequential decision-making, most notably through the Decision Transformer (DT), which learns policies by conditioning on desired…

Machine Learning · Computer Science 2025-10-15 Xiaohang Tang , Zhuowen Cheng , Satyabrat Kumar

Weakly supervised temporal action localization aims at learning the instance-level action pattern from the video-level labels, where a significant challenge is action-context confusion. To overcome this challenge, one recent work builds an…

Computer Vision and Pattern Recognition · Computer Science 2021-11-25 Le Yang , Junwei Han , Tao Zhao , Tianwei Lin , Dingwen Zhang , Jianxin Chen

The effective extraction of spatial-angular features plays a crucial role in light field image super-resolution (LFSR) tasks, and the introduction of convolution and Transformers leads to significant improvement in this area. Nevertheless,…

Image and Video Processing · Electrical Eng. & Systems 2025-12-02 Zeke Zexi Hu , Xiaoming Chen , Vera Yuk Ying Chung , Yiran Shen

Learning a Markov Decision Process (MDP) from a fixed batch of trajectories is a non-trivial task whose outcome's quality depends on both the amount and the diversity of the sampled regions of the state-action space. Yet, many MDPs are…

Machine Learning · Computer Science 2022-03-08 Giorgio Angelotti , Nicolas Drougard , Caroline P. C. Chanel

Domain-specific language understanding requires integrating multiple pieces of relevant contextual information. For example, we see both suicide and depression-related behavior (multiple contexts) in the text ``I have a gun and feel pretty…

Computation and Language · Computer Science 2023-06-27 Kaushik Roy , Yuxin Zi , Vignesh Narayanan , Manas Gaur , Amit Sheth

Agent modeling is a critical component in developing effective policies within multi-agent systems, as it enables agents to form beliefs about the behaviors, intentions, and competencies of others. Many existing approaches assume access to…

Multiagent Systems · Computer Science 2025-08-06 Conor Wallace , Umer Siddique , Yongcan Cao

Action segmentation is a challenging yet active research area that involves identifying when and where specific actions occur in continuous video streams. Most existing work has focused on single-stream approaches that model the…

Computer Vision and Pattern Recognition · Computer Science 2025-10-10 Harshala Gammulle , Clinton Fookes , Sridha Sridharan , Simon Denman

In this work we present a method for using Deep Q-Networks (DQNs) in multi-objective environments. Deep Q-Networks provide remarkable performance in single objective problems learning from high-level visual state representations. However,…

Artificial Intelligence · Computer Science 2018-02-26 Tomasz Tajmajer

Foundation models have significantly enhanced 2D task performance, and recent works like Bridge3D have successfully applied these models to improve 3D scene understanding through knowledge distillation, marking considerable advancements.…

Computer Vision and Pattern Recognition · Computer Science 2024-10-18 Zhimin Chen , Liang Yang , Yingwei Li , Longlong Jing , Bing Li

Humans can leverage prior experience and learn novel tasks from a handful of demonstrations. In contrast to offline meta-reinforcement learning, which aims to achieve quick adaptation through better algorithm design, we investigate the…

Machine Learning · Computer Science 2022-06-28 Mengdi Xu , Yikang Shen , Shun Zhang , Yuchen Lu , Ding Zhao , Joshua B. Tenenbaum , Chuang Gan