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Recent Vision-Language-Action (VLA) models have shown impressive flexibility and generalization, yet their deployment in robotic manipulation remains limited by heavy computational overhead and inference latency. In this work, we present…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Wencheng Ye , Tianshi Wang , Lei Zhu , Fengling Li , Guoli Yang , Hengtao Shen

Vision-Language-Action (VLA) models have emerged as a unified paradigm for robotic perception and control, enabling emergent generalization and long-horizon task execution. However, their deployment in dynamic, real-world environments is…

Artificial Intelligence · Computer Science 2025-12-24 Yuntao Dai , Hang Gu , Teng Wang , Qianyu Cheng , Yifei Zheng , Zhiyong Qiu , Lei Gong , Wenqi Lou , Xuehai Zhou

Recent advances in Vision-Language-Action (VLA) models have enabled robotic agents to integrate multimodal understanding with action execution. However, our empirical analysis reveals that current VLAs struggle to allocate visual attention…

Developing robust and general-purpose manipulation policies represents a fundamental objective in robotics research. While Vision-Language-Action (VLA) models have demonstrated promising capabilities for end-to-end robot control, existing…

Vision-Language-Action (VLA) models enable robots to understand and perform complex tasks from multimodal input. Although recent work explores using reinforcement learning (RL) to automate the laborious data collection process in scaling…

Machine Learning · Computer Science 2026-01-30 Kang Chen , Zhihao Liu , Tonghe Zhang , Zhen Guo , Si Xu , Hao Lin , Hongzhi Zang , Xiang Li , Quanlu Zhang , Zhaofei Yu , Guoliang Fan , Tiejun Huang , Yu Wang , Chao Yu

While Vision-Language-Action (VLA) models show strong promise for generalist robot control, it remains unclear whether -- and under what conditions -- the standard "scale data" recipe translates to robotics, where training data is…

Learning universal policies from cross-embodied data remains a fundamental challenge in robotics. Although Vision-Language-Action (VLA) models are pre-trained on large and diverse datasets, they typically rely on embodiment-specific…

Robotics · Computer Science 2026-05-26 Boyu Li , Chaoyi Xu , Haoqi Yuan , Xinrun Xu , Börje F. Karlsson , Dongbin Zhao , Haoran Li , Zongqing Lu

Vision-Language-Action (VLA) models improve action generation by conditioning policies on rich vision-language information. However, current auto-regressive policies are constrained by three bottlenecks: (1) architectural bias drives models…

Robotics · Computer Science 2026-03-31 Yichi Zhang , Weihao Yuan , Yizhuo Zhang , Xidong Zhang , Jia Wan

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

Recent progress in Reinforcement Learning (RL) provides a principled approach to optimizing Vision-Language-Action (VLA) models, facilitating a shift from trajectory imitation to active learning in the task environment. Despite improvements…

Robotics · Computer Science 2026-05-19 Sixu Lin , Yunpeng Qing , Litao Liu , Ming Zhou , Ruixing Jin , Xiaoyi Fan , Guiliang Liu

Vision-Language-Action (VLA) models offer a compelling framework for tackling complex robotic manipulation tasks, but they are often expensive to train. In this paper, we propose a novel VLA approach that leverages the competitive…

Robotics · Computer Science 2025-12-23 Max Argus , Jelena Bratulic , Houman Masnavi , Maxim Velikanov , Nick Heppert , Abhinav Valada , Thomas Brox

Vision-Language-Action (VLA) models have emerged as a popular paradigm for learning robot manipulation policies that can follow language instructions and generalize to novel scenarios. Recent works have begun to explore the incorporation of…

Vision-Language-Action (VLA) models extend vision-language models to embodied control by mapping natural-language instructions and visual observations to robot actions. Despite their capabilities, VLA systems face significant challenges due…

Robotics · Computer Science 2025-10-24 Weifan Guan , Qinghao Hu , Aosheng Li , Jian Cheng

Vision-Language-Action (VLA) models have shown promising capabilities for embodied intelligence, but most existing approaches rely on text-based chain-of-thought reasoning where visual inputs are treated as static context. This limits the…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Chaoyang Wang , Wenrui Bao , Sicheng Gao , Bingxin Xu , Yu Tian , Yogesh S. Rawat , Yunhao Ge , Yuzhang Shang

While autoregressive (AR) Vision-Language-Action (VLA) models have demonstrated formidable reasoning capabilities in robotic tasks, their sequential decoding process often incurs high inference latency and may amplify error accumulation…

Robotics · Computer Science 2026-05-14 Ruiheng Wang , Shuanghao Bai , Haoran Zhang , Badong Chen , Xiangyu Xu

Vision-language-action (VLA) models provide a powerful approach to training control policies for physical systems, such as robots, by combining end-to-end learning with transfer of semantic knowledge from web-scale vision-language model…

In this paper, we propose GTA-VLA(Guide, Think, Act), an interactive Vision-Language-Action (VLA) framework that enables spatially steerable embodied reasoning by allowing users to guide robot policies with explicit visual cues. Existing…

Robotics · Computer Science 2026-05-14 Yiran Ling , Qing Lian , Jinghang Li , Qing Jiang , Tianming Zhang , Xiaoke Jiang , Chuanxiu Liu , Jie Liu , Lei Zhang

Vision-language-action (VLA) models show potential for general robotic tasks, but remain challenging in spatiotemporally coherent manipulation, which requires fine-grained representations. Typically, existing methods embed 3D positions into…

Computer Vision and Pattern Recognition · Computer Science 2025-11-24 Hanyu Zhou , Chuanhao Ma , Gim Hee Lee

Vision-Language-Action (VLA) models have recently achieved notable progress in end-to-end autonomous driving by integrating perception, reasoning, and control within a unified multimodal framework. However, they often lack explicit modeling…

Computer Vision and Pattern Recognition · Computer Science 2026-04-13 Guoqing Wang , Pin Tang , Xiangxuan Ren , Guodongfang Zhao , Bailan Feng , Chao Ma

Vision-Language-Action (VLA) models have emerged as a powerful framework that unifies perception, language, and control, enabling robots to perform diverse tasks through multimodal understanding. However, current VLA models typically…