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As humanoid robots transition from labs to real-world environments, it is essential to democratize robot control for non-expert users. Recent human-robot imitation algorithms focus on following a reference human motion with high precision,…

Robotics · Computer Science 2024-10-17 Esteve Valls Mascaro , Dongheui Lee

While large vision-language-action (VLA) models and generative world models (WM) have advanced long-horizon embodied intelligence, their practical deployment remains challenged by uncertainty in learning-based action generation. Low-quality…

Computer Vision and Pattern Recognition · Computer Science 2026-05-22 Zhen Sun , Yongjian Guo , Haoran Sun , Luqiao Wang , Wei Lu , Jiachi Ji , Shengzhe Ji , Junwu Xiong , Zhijun Meng

Recent work on visual world models shows significant promise in latent state dynamics obtained from pre-trained image backbones. However, most of the current approaches are sensitive to training quality, requiring near-complete coverage of…

Robotics · Computer Science 2025-08-11 Eric Jing , Abdeslam Boularias

Visual Language Action (VLA) models are a multi-modal class of Artificial Intelligence (AI) systems that integrate visual perception, natural language understanding, and action planning to enable agents to interpret their environment,…

Software Engineering · Computer Science 2025-08-04 Pablo Valle , Chengjie Lu , Shaukat Ali , Aitor Arrieta

Agents capable of reasoning and planning in the real world require the ability of predicting the consequences of their actions. While world models possess this capability, they most often require action labels, that can be complex to obtain…

Artificial Intelligence · Computer Science 2026-01-21 Quentin Garrido , Tushar Nagarajan , Basile Terver , Nicolas Ballas , Yann LeCun , Michael Rabbat

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

Dynamical systems theory and reinforcement learning view world evolution as latent-state dynamics driven by actions, with visual observations providing partial information about the state. Recent video world models attempt to learn this…

Computer Vision and Pattern Recognition · Computer Science 2026-03-25 Zhen Li , Zian Meng , Shuwei Shi , Wenshuo Peng , Yuwei Wu , Bo Zheng , Chuanhao Li , Kaipeng Zhang

Vector autoregressive (VAR) models are widely used in practical studies, e.g., forecasting, modelling policy transmission mechanism, and measuring connection of economic agents. To better capture the dynamics, this paper introduces a new…

Econometrics · Economics 2021-11-02 Yayi Yan , Jiti Gao , Bin Peng

The long-standing vision of general-purpose robots hinges on their ability to understand and act upon natural language instructions. Vision-Language-Action (VLA) models have made remarkable progress toward this goal, yet their generated…

Robotics · Computer Science 2026-02-19 Jacky Kwok , Xilun Zhang , Mengdi Xu , Yuejiang Liu , Azalia Mirhoseini , Chelsea Finn , Marco Pavone

Achieving Artificial General Intelligence (AGI) requires agents that learn and interact adaptively, with interactive world models providing scalable environments for perception, reasoning, and action. Yet current research still lacks…

Computer Vision and Pattern Recognition · Computer Science 2026-05-07 Jianjie Fang , Yingshan Lei , Qin Wan , Ziyou Wang , Yuchao Huang , Yongyan Xu , Baining Zhao , Weichen Zhang , Chen Gao , Xinlei Chen , Yong Li

Considering how to make the model accurately understand and follow natural language instructions and perform actions consistent with world knowledge is a key challenge in robot manipulation. This mainly includes human fuzzy instruction…

Robotics · Computer Science 2024-03-21 Pengzhen Ren , Kaidong Zhang , Hetao Zheng , Zixuan Li , Yuhang Wen , Fengda Zhu , Mas Ma , Xiaodan Liang

Aerial vision-language navigation (VLN) requires agents to follow natural-language instructions through closed-loop perception and action in 3D environments. We argue that aerial VLN can be formulated as a prediction-driven world-action…

Pretrained video generation models provide strong priors for robot control, but existing unified world action models still struggle to decode reliable actions without substantial robot-specific training. We attribute this limitation to a…

Robotics · Computer Science 2026-04-14 Liaoyuan Fan , Zetian Xu , Chen Cao , Wenyao Zhang , Mingqi Yuan , Jiayu Chen

Learned dynamics models combined with both planning and policy learning algorithms have shown promise in enabling artificial agents to learn to perform many diverse tasks with limited supervision. However, one of the fundamental challenges…

Machine Learning · Computer Science 2020-08-12 Suraj Nair , Silvio Savarese , Chelsea Finn

Predictive manipulation has recently gained considerable attention in the Embodied AI community due to its potential to improve robot policy performance by leveraging predicted states. However, generating accurate future visual states of…

Robotics · Computer Science 2025-09-15 Yuhang Huang , Jiazhao Zhang , Shilong Zou , Xinwang Liu , Ruizhen Hu , Kai Xu

In this paper, we aim to develop a simple and scalable reinforcement learning algorithm that uses standard supervised learning methods as subroutines. Our goal is an algorithm that utilizes only simple and convergent maximum likelihood loss…

Machine Learning · Computer Science 2019-10-09 Xue Bin Peng , Aviral Kumar , Grace Zhang , Sergey Levine

A unified video and action model holds significant promise for robotics, where videos provide rich scene information for action prediction, and actions provide dynamics information for video prediction. However, effectively combining video…

Robotics · Computer Science 2025-04-28 Shuang Li , Yihuai Gao , Dorsa Sadigh , Shuran Song

Recent work proposes using world models to generate controlled virtual environments in which AI agents can be tested before deployment to ensure their reliability and safety. However, accurate world models often have high computational…

Artificial Intelligence · Computer Science 2025-04-08 Fernando Rosas , Alexander Boyd , Manuel Baltieri

Diffusion policies are becoming mainstream in robotic manipulation but suffer from hard negative class imbalance due to uniform sampling and lack of sample difficulty awareness, leading to slow training convergence and frequent inference…

Robotics · Computer Science 2026-04-20 Xinglei Yu , Zhenyang Liu , Shufeng Nan , Simo Wu , Yanwei Fu

Learning predictive world models from visual observations is a core problem in embodied AI, with applications to model-based reinforcement learning and robotic planning. Existing latent world models typically generate future states with…

Machine Learning · Computer Science 2026-05-12 Qixin Xiao , Maani Ghaffari