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Recent advances in vision-language-action (VLA) models have motivated the extension of their capabilities to embodied settings, where reinforcement learning (RL) offers a principled way to optimize task success through interaction. However,…

Vision-Language-Action (VLA) models have emerged as a powerful paradigm for general-purpose robot control through natural language instructions. However, their high inference cost-stemming from large-scale token computation and…

Computer Vision and Pattern Recognition · Computer Science 2025-05-28 Xudong Tan , Yaoxin Yang , Peng Ye , Jialin Zheng , Bizhe Bai , Xinyi Wang , Jia Hao , Tao Chen

Vision-language-action models must enable agents to execute long-horizon tasks under partial observability. However, most existing approaches remain observation-driven, relying on short context windows or repeated queries to vision-language…

Artificial Intelligence · Computer Science 2026-02-26 Vaidehi Bagaria , Bijo Sebastian , Nirav Kumar Patel

Vision-Language-Action (VLA) models demonstrate promising generalization in robotic manipulation, driven by advances in large-scale vision and language pre-training. This progress can be misleading. Despite the zero-shot perception and…

Vision-Language-Action (VLA) models have shown strong potential for general-purpose robotic manipulation by leveraging large pretrained vision-language backbones. However, most existing VLAs rely primarily on 2D visual representations,…

Robotics · Computer Science 2026-05-21 Shizhe Chen , Paul Pacaud , Cordelia Schmid

Prevalent Vision-Language-Action (VLA) models are typically built upon Multimodal Large Language Models (MLLMs) and demonstrate exceptional proficiency in semantic understanding, but they inherently lack the capability to deduce physical…

Vision-Language-Action (VLA) models enable instruction-following embodied control, but their large compute and memory footprints hinder deployment on resource-constrained robots and edge platforms. While reducing weights to 1-bit precision…

Machine Learning · Computer Science 2026-02-17 Xin Yan , Zhenglin Wan , Feiyang Ye , Xingrui Yu , Hangyu Du , Yang You , Ivor Tsang

Vision-Language-Action (VLA) models have advanced autonomous driving, but existing benchmarks still lack scenario diversity, reliable action-level annotation, and evaluation protocols aligned with human preferences. To address these…

Computer Vision and Pattern Recognition · Computer Science 2025-09-29 Yuhan Hao , Zhengning Li , Lei Sun , Weilong Wang , Naixin Yi , Sheng Song , Caihong Qin , Mofan Zhou , Yifei Zhan , Xianpeng Lang

Vision-Language-Action (VLA) models are a promising path toward embodied intelligence, yet they often overlook the predictive and temporal-causal structure underlying visual dynamics. World-model VLAs address this by predicting future…

Computer Vision and Pattern Recognition · Computer Science 2026-03-04 Fuxiang Yang , Donglin Di , Lulu Tang , Xuancheng Zhang , Lei Fan , Hao Li , Chen Wei , Tonghua Su , Baorui Ma

Vision-Language-Action (VLA) models with integrated reasoning have been proposed for end-to-end autonomous driving, assuming a tight coupling between reasoning and trajectory generation. However, the robustness of such systems under…

Cryptography and Security · Computer Science 2026-05-29 Mohammadreza Teymoorianfard , Jean-Philippe Monteuuis , Jonathan Petit , Amir Houmansadr

Vision-and-Language Navigation for Unmanned Aerial Vehicles (UAV-VLN) represents a pivotal challenge in embodied artificial intelligence, focused on enabling UAVs to interpret high-level human commands and execute long-horizon tasks in…

Multimodal large language models (MLLMs) have shown promising potential in Vision-Language Navigation (VLN). However, their practical development is severely hindered by the substantial training overhead. We recognize two key issues that…

Computer Vision and Pattern Recognition · Computer Science 2025-12-12 Duo Zheng , Shijia Huang , Yanyang Li , Liwei Wang

While Neural Processing Units (NPUs) offer high theoretical efficiency for edge AI, state-of-the-art Vision--Language Models (VLMs) tailored for GPUs often falter on these substrates. We attribute this hardware-model mismatch to two primary…

Computation and Language · Computer Science 2025-12-09 Wei Chen , Liangmin Wu , Yunhai Hu , Zhiyuan Li , Zhiyuan Cheng , Yicheng Qian , Lingyue Zhu , Zhipeng Hu , Luoyi Liang , Qiang Tang , Zhen Liu , Han Yang

Vision-Language-Action (VLA) models achieve over 95% success on standard benchmarks. However, through systematic experiments, we find that current state-of-the-art VLA models largely ignore language instructions. Prior work lacks: (1)…

Robotics · Computer Science 2026-03-03 Yuchen Hou , Lin Zhao

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

Fine-tuning vision-language models (VLMs) on robot teleoperation data to create vision-language-action (VLA) models is a promising paradigm for training generalist policies, but it suffers from a fundamental tradeoff: learning to produce…

Robotics · Computer Science 2025-09-29 Asher J. Hancock , Xindi Wu , Lihan Zha , Olga Russakovsky , Anirudha Majumdar

Vision-Language-Action (VLA) models have emerged as a promising paradigm for end-to-end autonomous driving, yet their reliance on implicit parametric knowledge limits generalization in long-tail scenarios. While Retrieval-Augmented…

Computer Vision and Pattern Recognition · Computer Science 2026-05-13 Rui Zhao , Haofeng Hu , Zhenhai Gao , Jiaqiao Liu , Gao Fei

Vision-language-action models (VLAs) have been extensively used in robotics applications, achieving great success in various manipulation problems. More recently, VLAs have been used in long-horizon tasks and evaluated on benchmarks, such…

Robotics · Computer Science 2026-04-24 Amir Rasouli , Yangzheng Wu , Zhiyuan Li , Rui Heng Yang , Xuan Zhao , Charles Eret , Sajjad Pakdamansavoji

Offering great potential in robotic manipulation, a capable Vision-Language-Action (VLA) foundation model is expected to faithfully generalize across tasks and platforms while ensuring cost efficiency (e.g., data and GPU hours required for…

Action chunking has recently emerged as a standard practice in flow-based Vision-Language-Action (VLA) models. However, the effect and choice of the execution horizon - the number of actions to be executed from each predicted chunk -…

Robotics · Computer Science 2026-02-26 Haoxuan Wang , Gengyu Zhang , Yan Yan , Ramana Rao Kompella , Gaowen Liu