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Pre-trained Vision-Language-Action (VLA) models have achieved remarkable success in improving robustness and generalization for end-to-end robotic manipulation. However, these models struggle with long-horizon tasks due to their lack of…

Robotics · Computer Science 2025-11-13 Runhao Li , Wenkai Guo , Zhenyu Wu , Changyuan Wang , Haoyuan Deng , Zhenyu Weng , Yap-Peng Tan , Ziwei Wang

Vision-Language-Action (VLA) models have shown remarkable potential in visuomotor control and instruction comprehension through end-to-end learning processes. However, current VLA models face significant challenges: they are slow during…

Integrating visual-language instructions into visuomotor policies is gaining momentum in robot learning for enhancing open-world generalization. Despite promising advances, existing approaches face two challenges: limited language…

Robotics · Computer Science 2025-10-24 Wenhui Huang , Changhe Chen , Han Qi , Chen Lv , Yilun Du , Heng Yang

Vision-Language-Action (VLA) models represent a pivotal advance in embodied intelligence, yet they confront critical barriers to real-world deployment, most notably catastrophic forgetting. This issue stems from their overreliance on…

LIBERO has emerged as a widely adopted benchmark for evaluating Vision-Language-Action (VLA) models; however, its current training and evaluation settings are problematic, often leading to inflated performance estimates and preventing fair…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Xueyang Zhou , Yangming Xu , Guiyao Tie , Yongchao Chen , Guowen Zhang , Duanfeng Chu , Pan Zhou , Lichao Sun

Vision-Language-Action (VLA) models like OpenVLA demonstrate impressive zero-shot generalization across robotic manipulation tasks but struggle to adapt to specific deployment environments where consistent high performance on a limited set…

Robotics · Computer Science 2026-03-09 Shahram Najam Syed , Yatharth Ahuja , Arthur Jakobsson , Jeff Ichnowski

Continual learning is a long-standing challenge in robot policy learning, where a policy must acquire new skills over time without catastrophically forgetting previously learned ones. While prior work has extensively studied continual…

Machine Learning · Computer Science 2026-03-19 Huihan Liu , Changyeon Kim , Bo Liu , Minghuan Liu , Yuke Zhu

Vision-Language-Action (VLA) models have advanced general-purpose robotic manipulation by leveraging pretrained visual and linguistic representations. However, they struggle with contact-rich tasks that require fine-grained control…

Reinforcement learning (RL) fine-tuning has shown promise for Vision-Language-Action (VLA) models in robotic manipulation, but deployment-time visual shifts pose practical challenges. A key difficulty is that standard task rewards supervise…

Robotics · Computer Science 2026-05-14 Yuanfang Peng , Jingjing Fu , Chuheng Zhang , Li Zhao , Jiang Bian , Mingyu Liu , Ling Zhang , Jun Zhang , Rui Wang

Vision-Language-Action (VLA) models provide a promising paradigm for robot learning by integrating visual perception with language-guided policy learning. However, most existing approaches rely on 2D visual inputs to perform actions in 3D…

Robotics · Computer Science 2025-12-16 Yicheng Feng , Wanpeng Zhang , Ye Wang , Hao Luo , Haoqi Yuan , Sipeng Zheng , Zongqing Lu

Vision-language-action (VLA) models inherit rich visual-semantic priors from pre-trained vision-language backbones, but adapting them to robotic control remains challenging. Full fine-tuning (FFT) is prone to overfitting on downstream…

Robotics · Computer Science 2026-05-11 Yuhua Jiang , Junjie Lu , Xinyao Qin , Xiaoyu Chen , Kaixin Wang , Feifei Gao , Li Zhao

Vision-Language-Action (VLA) models have demonstrated remarkable capabilities in robotic manipulation,enabling robots to execute natural language commands through end-to-end learning from visual observations.However, deploying large-scale…

Robotics · Computer Science 2025-12-16 Abdullah Yahya Abdullah Omaisan , Ibrahim Sheikh Mohamed

Vision Language Models (VLMs) have recently been leveraged to generate robotic actions, forming Vision-Language-Action (VLA) models. However, directly adapting a pretrained VLM for robotic control remains challenging, particularly when…

Vision-Language-Action (VLA) models have shown remarkable progress in embodied tasks recently, but most methods process visual observations independently at each timestep. This history-agnostic design treats robot manipulation as a Markov…

Machine Learning · Computer Science 2026-04-13 Lei Xiao , Jifeng Li , Juntao Gao , Feiyang Ye , Yan Jin , Jingjing Qian , Jing Zhang , Yong Wu , Xiaoyuan Yu

This paper presents RynnVLA-001, a vision-language-action(VLA) model built upon large-scale video generative pretraining from human demonstrations. We propose a novel two-stage pretraining methodology. The first stage, Ego-Centric Video…

Computer Vision and Pattern Recognition · Computer Science 2025-09-19 Yuming Jiang , Siteng Huang , Shengke Xue , Yaxi Zhao , Jun Cen , Sicong Leng , Kehan Li , Jiayan Guo , Kexiang Wang , Mingxiu Chen , Fan Wang , Deli Zhao , Xin Li

Vision-Language-Action (VLA) models offer a promising paradigm for generalist robotic policies, yet their adaptation is hindered by data inefficiency and poor generalization. We argue that these bottlenecks stem from the prevailing Direct…

Robotics · Computer Science 2026-05-28 Yutai Li , Shaohui Peng , Jiaming Guo , Di Huang , Zihao Zhang , Yuxuan Guo , Yunkai Gao , Siming Lan , Ling Li , Xing Hu , Yunji Chen

Vision-Language-Action (VLA) models are increasingly expected to not only complete robot tasks, but also follow human instructions about how those tasks should be executed. However, existing robot datasets usually pair trajectories with…

Although large vision-language-action (VLA) models pretrained on extensive robot datasets offer promising generalist policies for robotic learning, they still struggle with spatial-temporal dynamics in interactive robotics, making them less…

Vision-Language-Action (VLA) models have recently emerged as a promising paradigm for robotic manipulation, in which reliable action prediction critically depends on accurately interpreting and integrating visual observations conditioned on…

Computer Vision and Pattern Recognition · Computer Science 2026-03-18 Yulin Luo , Hao Chen , Zhuangzhe Wu , Bowen Sui , Jiaming Liu , Chenyang Gu , Zhuoyang Liu , Qiuxuan Feng , Jiale Yu , Shuo Gu , Peng Jia , Pheng-Ann Heng , Shanghang Zhang

Vision-Language-Action (VLA) models advance robotic control via strong visual-linguistic priors. However, existing VLAs predominantly frame pretraining as supervised behavior cloning, overlooking the fundamental nature of robot learning as…

Artificial Intelligence · Computer Science 2026-05-01 Yang Zhang , Jiangyuan Zhao , Chenyou Fan , Fangzheng Yan , Tian Li , Haitong Tang , Sen Fu , Xuan'er Wu , Qizhen Weng , Weinan Zhang , Xiu Li , Chi Zhang , Chenjia Bai , Xuelong Li