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Related papers: Fine-Tuning Vision-Language-Action Models: Optimiz…

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Vision-Language-Action (VLA) models aim for general robot learning by aligning action as a modality within powerful Vision-Language Models (VLMs). Existing VLAs rely on end-to-end supervision to implicitly enable the action decoding process…

In robotics, Vision-Language-Action (VLA) models that integrate diverse multimodal signals from multi-view inputs have emerged as an effective approach. However, most prior work adopts static fusion that processes all visual inputs…

Robotics · Computer Science 2026-02-18 Young-Chae Son , Jung-Woo Lee , Yoon-Ji Choi , Dae-Kwan Ko , Soo-Chul Lim

Vision-Language-Action (VLA) models show promising ability in language-guided robotic tasks. However, making VLA policies reliable remains challenging, because a manipulation task is completed through closed-loop interaction, where each…

Robotics · Computer Science 2026-05-20 Peizheng Guo , Jingyao Wang , Changwen Zheng , Wenwen Qiang

Vision-Language-Action (VLA) models have rapidly converged on a small set of architectural patterns: discrete-token autoregression (e.g. OpenVLA) and continuous-action flow-matching (e.g. pi-0.5). Yet preference alignment via Direct…

Computer Vision and Pattern Recognition · Computer Science 2026-05-22 Zhi Liu

Vision-Language-Action (VLA) models have recently shown strong decision-making capabilities in autonomous driving. However, existing VLAs often struggle with achieving efficient inference and generalizing to novel autonomous vehicle…

Computer Vision and Pattern Recognition · Computer Science 2025-11-26 Dapeng Zhang , Zhenlong Yuan , Zhangquan Chen , Chih-Ting Liao , Yinda Chen , Fei Shen , Qingguo Zhou , Tat-Seng Chua

Recent studies on Vision-Language-Action (VLA) models have shifted from the end-to-end action-generation paradigm toward a pipeline involving task planning followed by action generation, demonstrating improved performance on various…

Computer Vision and Pattern Recognition · Computer Science 2025-06-24 Chongkai Gao , Zixuan Liu , Zhenghao Chi , Junshan Huang , Xin Fei , Yiwen Hou , Yuxuan Zhang , Yudi Lin , Zhirui Fang , Zeyu Jiang , Lin Shao

Amid growing efforts to leverage advances in large language models (LLMs) and vision-language models (VLMs) for robotics, Vision-Language-Action (VLA) models have recently gained significant attention. By unifying vision, language, and…

Robotics · Computer Science 2025-10-09 Kento Kawaharazuka , Jihoon Oh , Jun Yamada , Ingmar Posner , Yuke Zhu

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

Vision-Language-Action models (VLAs) promise to ground language instructions in robot control, yet in practice often fail to faithfully follow language. When presented with instructions that lack strong scene-specific supervision, VLAs…

Computer Vision and Pattern Recognition · Computer Science 2026-02-20 Yu Fang , Yuchun Feng , Dong Jing , Jiaqi Liu , Yue Yang , Zhenyu Wei , Daniel Szafir , Mingyu Ding

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

Vision-Language-Action (VLA) models are promising for generalist robot manipulation but remain brittle in out-of-distribution (OOD) settings, especially with limited real-robot data. To resolve the generalization bottleneck, we introduce a…

Vision-Language-Action (VLA) models have recently shown impressive generalization and language-guided manipulation capabilities. However, their performance degrades on tasks requiring precise spatial reasoning due to limited spatial…

Computer Vision and Pattern Recognition · Computer Science 2025-10-16 Tianyuan Yuan , Yicheng Liu , Chenhao Lu , Zhuoguang Chen , Tao Jiang , Hang Zhao

Vision-Language-Action (VLA) models typically bridge the gap between perceptual and action spaces by pre-training a large-scale Vision-Language Model (VLM) on robotic data. While this approach greatly enhances performance, it also incurs…

Current vision-language-action (VLA) models, pre-trained on large-scale robotic data, exhibit strong multi-task capabilities and generalize well to variations in visual and language instructions for manipulation. However, their success rate…

Robotics · Computer Science 2025-10-17 Han Zhao , Jiaxuan Zhang , Wenxuan Song , Pengxiang Ding , Donglin Wang

Vision-Language Pre-training (VLP) models like CLIP have achieved remarkable success in computer vision and particularly demonstrated superior robustness to distribution shifts of 2D images. However, their robustness under 3D viewpoint…

Computer Vision and Pattern Recognition · Computer Science 2024-04-19 Shouwei Ruan , Yinpeng Dong , Hanqing Liu , Yao Huang , Hang Su , Xingxing Wei

Recent work has begun to equip vision-language-action (VLA) policies with explicit intermediate reasoning. In embodied control, however, textual chain-of-thought is a poor fit: irrelevant or weakly textual information can interfere with…

Computer Vision and Pattern Recognition · Computer Science 2026-05-29 Mingjian Gao , Wenqiao Zhang , Yuqian Yuan , Yang Dai , Binhe Yu , Zheqi Lv , Haoyu Zheng , Jiaqi Zhu , Zhiqi Ge , Zixuan Wan , Siliang Tang , Yueting Zhuang

While vision-language models have advanced significantly, their application in language-conditioned robotic manipulation is still underexplored, especially for contact-rich tasks that extend beyond visually dominant pick-and-place…

Robotics · Computer Science 2025-05-15 Chaofan Zhang , Peng Hao , Xiaoge Cao , Xiaoshuai Hao , Shaowei Cui , Shuo Wang

Recently, some studies have integrated Multimodal Large Language Models into robotic manipulation, constructing vision-language-action models (VLAs) to interpret multimodal information and predict SE(3) poses. While VLAs have shown…

Computer Vision and Pattern Recognition · Computer Science 2025-03-20 Chenxuan Li , Jiaming Liu , Guanqun Wang , Xiaoqi Li , Sixiang Chen , Liang Heng , Chuyan Xiong , Jiaxin Ge , Renrui Zhang , Kaichen Zhou , Shanghang Zhang

Humans possess a unified cognitive ability to perceive, comprehend, and interact with the physical world. Why can't large language models replicate this holistic understanding? Through a systematic analysis of existing training paradigms in…

Vision-Language-Action (VLA) models are emerging as a promising paradigm for end-to-end autonomous driving, valued for their potential to leverage world knowledge and reason about complex driving scenes. However, existing methods suffer…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Xinyang Wang , Qian Liu , Wenjie Ding , Zhao Yang , Wei Li , Chang Liu , Bailin Li , Kun Zhan , Xianpeng Lang , Wei Chen