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Vision-language-action (VLA) models are effective robot action executors, but they remain limited on long-horizon tasks due to the dual burden of extended closed-loop planning and diverse physical operations. We therefore propose…

Robotics · Computer Science 2026-05-14 Zixing Lei , Changxing Liu , Yichen Xiong , Minhao Xiong , Yuanzhuo Ding , Zhipeng Zhang , Weixin Li , Siheng Chen

Human-Centered learning analytics (HCLA) is an approach that emphasizes the human factors in learning analytics and truly meets user needs. User involvement in all stages of the design, analysis, and evaluation of learning analytics is the…

Computers and Society · Computer Science 2023-03-23 Mohamed Amine Chatti , Arham Muslim , Manpriya Guliani , Mouadh Guesmi

Data visualisation is an essential ingredient of scientific analysis, discovery, and communication. Along with a human (to do the looking) and the data (something to look at), an image display device is a key component of any data…

Instrumentation and Methods for Astrophysics · Physics 2024-12-18 Christopher J. Fluke , Hugo K. Walsh , Lewis de Zoete Grundy , Brian Brady

Vision-Language-Action (VLA) models demonstrate remarkable potential for generalizable robotic manipulation. The execution of complex multi-step behaviors in VLA models can be improved by robust instruction grounding, a critical component…

Vision-Language-Action (VLA) models have demonstrated strong potential for predicting semantic actions in navigation tasks, demonstrating the ability to reason over complex linguistic instructions and visual contexts. However, they are…

While Vision-Language-Action models (VLAs) are rapidly advancing towards generalist robot policies, it remains difficult to quantitatively understand their limits and failure modes. To address this, we introduce a comprehensive benchmark…

Robotics · Computer Science 2025-12-30 Borong Zhang , Jiahao Li , Jiachen Shen , Yishuai Cai , Yuhao Zhang , Yuanpei Chen , Juntao Dai , Jiaming Ji , Yaodong Yang

The concept of augmented reality (AR) assistants has captured the human imagination for decades, becoming a staple of modern science fiction. To pursue this goal, it is necessary to develop artificial intelligence (AI)-based methods that…

Every minute, hundreds of hours of video are uploaded to social media sites and the Internet from around the world. This material creates a visual record of the experiences of a significant percentage of humanity and can help illuminate how…

Computer Vision and Pattern Recognition · Computer Science 2019-07-08 Junwei Liang , Jay D. Aronson , Alexander Hauptmann

Manual scoring of the Action Research Arm Test (ARAT) for upper extremity assessment in stroke rehabilitation is time-intensive and variable. We propose an automated ARAT scoring system integrating multimodal video analysis with SlowFast,…

Computer Vision and Pattern Recognition · Computer Science 2025-05-06 Tamim Ahmed , Thanassis Rikakis

Vision-language model (VLM) agents increasingly rely on memory-augmented reinforcement learning to reuse experience across long-horizon tasks, yet most existing frameworks store memory as text and depend on proprietary teacher models to…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Pan Wang , Yihao Hu , Xiujin Liu , Jingchu Yang , Hang Wang , Zhihao Wen

In this paper, we propose Augmented Reality Semi-automatic labeling (ARS), a semi-automatic method which leverages on moving a 2D camera by means of a robot, proving precise camera tracking, and an augmented reality pen to define initial…

Computer Vision and Pattern Recognition · Computer Science 2019-08-07 Daniele De Gregorio , Alessio Tonioni , Gianluca Palli , Luigi Di Stefano

Vision-Language-Action (VLA) models integrate visual perception, language understanding, and action decision-making for cross-modal semantic alignment, exhibiting broad application potential. However, the joint processing of…

Computer Vision and Pattern Recognition · Computer Science 2026-04-08 Chuhang Liu , Yayun He , Zuheng Kang , Xiaoyang Qu , Jianzong Wang

Long-horizon robotic manipulation remains challenging for Vision-Language-Action (VLA) models despite recent progress in zero-shot generalization and simulation-to-real-world transfer. Current VLA models suffer from stage hallucination,…

Computer Vision and Pattern Recognition · Computer Science 2025-11-21 Zeting Liu , Zida Yang , Zeyu Zhang , Hao Tang

The proposed VLA Sky Survey (VLASS) comprises two distinct S-band (2--4 GHz) surveys: (1) All-Sky covering the sky north of -40 deg with rms noise 69 microJy/beam = 1.5 K in the 2.5 arcsec beam and (2) Deep covering 10 square deg with rms…

Instrumentation and Methods for Astrophysics · Physics 2015-02-24 Jim Condon

Vision-Language-Action (VLA) models exhibit strong generalization in robotic manipulation, yet reinforcement learning (RL) fine-tuning often degrades robustness under spatial distribution shifts. For flow-matching VLA policies, this…

Robotics · Computer Science 2026-02-03 Xu Pan , Zhenglin Wan , Xingrui Yu , Xianwei Zheng , Youkai Ke , Ming Sun , Rui Wang , Ziwei Wang , Ivor Tsang

We introduce VisTA, a new reinforcement learning framework that empowers visual agents to dynamically explore, select, and combine tools from a diverse library based on empirical performance. Existing methods for tool-augmented reasoning…

Computer Vision and Pattern Recognition · Computer Science 2025-07-22 Zeyi Huang , Yuyang Ji , Anirudh Sundara Rajan , Zefan Cai , Wen Xiao , Haohan Wang , Junjie Hu , Yong Jae Lee

Automotive radar sensors play a key role in the current development of advanced driver assistance systems (ADAS). Their ability to detect objects even under adverse weather conditions makes them indispensable for environment-sensing tasks…

Signal Processing · Electrical Eng. & Systems 2024-10-28 Axel Diewald , Benjamin Nuss , Johannes Galinsky , Thomas Zwick

Visual Odometry (VO) is essential to downstream mobile robotics and augmented/virtual reality tasks. Despite recent advances, existing VO methods still rely on heuristic design choices that require several weeks of hyperparameter tuning by…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Nico Messikommer , Giovanni Cioffi , Mathias Gehrig , Davide Scaramuzza

Augmented Reality (AR) systems, while enhancing task performance through real-time guidance, pose risks of inducing cognitive tunneling-a hyperfocus on virtual content that compromises situational awareness (SA) in safety-critical…

Machine Learning · Computer Science 2025-09-03 Zhehan Qu , Tianyi Hu , Christian Fronk , Maria Gorlatova

Reinforcement learning (RL) can refine Vision-Language-Action (VLA) policies beyond behavior cloning, but real-world RL remains expensive due to extensive rollouts, resets, supervision, and safety risks. Action-conditioned video world…

Robotics · Computer Science 2026-05-26 Xiaokang Liu , Zechen Bai , Hai Ci , Kevin Yuchen Ma , Mike Zheng Shou