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Training robot policies within a learned world model is trending due to the inefficiency of real-world interactions. The established image-based world models and policies have shown prior success, but lack robust geometric information that…

Robotics · Computer Science 2025-09-18 Guanxing Lu , Baoxiong Jia , Puhao Li , Yixin Chen , Ziwei Wang , Yansong Tang , Siyuan Huang

Trained on internet-scale video data, generative world models are increasingly recognized as powerful world simulators that can generate consistent and plausible dynamics over structure, motion, and physics. This raises a natural question:…

Computer Vision and Pattern Recognition · Computer Science 2025-10-02 Kevin Zhang , Kuangzhi Ge , Xiaowei Chi , Renrui Zhang , Shaojun Shi , Zhen Dong , Sirui Han , Shanghang Zhang

Vision-Language-Action models (VLAs) are becoming increasingly capable across diverse robotic tasks. However, their real-world deployment remains slow and inefficient: demonstration videos are often sped up by 5-10x to appear smooth, with…

Robotics · Computer Science 2025-12-02 Jiaming Tang , Yufei Sun , Yilong Zhao , Shang Yang , Yujun Lin , Zhuoyang Zhang , James Hou , Yao Lu , Zhijian Liu , Song Han

The capability of imagining internally with a mental model of the world is vitally important for human cognition. If a machine intelligent agent can learn a world model to create a "dream" environment, it can then internally ask what-if…

Machine Learning · Computer Science 2020-12-29 Minne Li , Mengyue Yang , Furui Liu , Xu Chen , Zhitang Chen , Jun Wang

End-to-end autonomous driving seeks to solve the perception, decision, and control problems in an integrated way, which can be easier to generalize at scale and be more adapting to new scenarios. However, high costs and risks make it very…

Machine Learning · Computer Science 2022-06-08 Sidney Bender , Tim Joseph , Marius Zoellner

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

Many Vision-Language-Action (VLA) models are built upon an internal world model trained via next-frame prediction ``$v_t \rightarrow v_{t+1}$''. However, this paradigm attempts to predict the future frame's appearance directly, without…

Large Language Models (LLMs) can serve as world models to enhance agent decision-making in digital environments by simulating future states and predicting action outcomes, potentially eliminating costly trial-and-error exploration. However,…

Computation and Language · Computer Science 2026-03-10 Kai Mei , Jiang Guo , Shuaichen Chang , Mingwen Dong , Dongkyu Lee , Xing Niu , Jiarong Jiang

Large language models (LLMs) have demonstrated that large-scale pretraining enables systems to adapt rapidly to new problems with little supervision in the language domain. This success, however, has not translated as effectively to the…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Pablo Acuaviva , Aram Davtyan , Mariam Hassan , Sebastian Stapf , Ahmad Rahimi , Alexandre Alahi , Paolo Favaro

World models enable agents to predict future dynamics conditioned on actions, making the choice of latent representation central to planning and control. Such representations are often either learned directly from pixels with limited…

Artificial Intelligence · Computer Science 2026-05-26 Minghao Fu , Fan Feng , Nicklas Hansen , Biwei Huang

Learning latent actions from action-free video has emerged as a powerful paradigm for scaling up controllable world model learning. Latent actions provide a natural interface for users to iteratively generate and manipulate videos. However,…

Machine Learning · Computer Science 2026-05-26 Zizhao Wang , Chang Shi , Jiaheng Hu , Kevin Rohling , Roberto Martín-Martín , Amy Zhang , Peter Stone

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

Much of model-based reinforcement learning involves learning a model of an agent's world, and training an agent to leverage this model to perform a task more efficiently. While these models are demonstrably useful for agents, every…

Neural and Evolutionary Computing · Computer Science 2019-11-01 C. Daniel Freeman , Luke Metz , David Ha

World models are emerging as a transformative paradigm in artificial intelligence, enabling agents to construct internal representations of their environments for predictive reasoning, planning, and decision-making. By learning latent…

Artificial Intelligence · Computer Science 2025-06-03 Changyuan Zhao , Ruichen Zhang , Jiacheng Wang , Gaosheng Zhao , Dusit Niyato , Geng Sun , Shiwen Mao , Dong In Kim

With the proliferation of the Large Language Model (LLM), the concept of World Models (WM) has recently attracted a great deal of attention in the AI research community, especially in the context of AI agents. It is arguably evolving into…

Artificial Intelligence · Computer Science 2024-11-13 Zifan Zeng , Chongzhe Zhang , Feng Liu , Joseph Sifakis , Qunli Zhang , Shiming Liu , Peng Wang

The ability to simulate the effects of future actions on the world is a crucial ability of intelligent embodied agents, enabling agents to anticipate the effects of their actions and make plans accordingly. While a large body of existing…

Computer Vision and Pattern Recognition · Computer Science 2025-05-12 Siyuan Zhou , Yilun Du , Yuncong Yang , Lei Han , Peihao Chen , Dit-Yan Yeung , Chuang Gan

Learning predictive world models from raw visual observations is a central challenge in reinforcement learning (RL), especially for robotics and continuous control. Conventional model-based RL frameworks directly condition future…

Robotics · Computer Science 2026-03-13 Jseen Zhang , Gabriel Adineera , Jinzhou Tan , Jinoh Kim

Autonomous driving heavily relies on accurate and robust spatial perception. Many failures arise from inaccuracies and instability, especially in long-tail scenarios and complex interactions. However, current vision-language models are weak…

Computer Vision and Pattern Recognition · Computer Science 2025-12-01 Jianhua Han , Meng Tian , Jiangtong Zhu , Fan He , Huixin Zhang , Sitong Guo , Dechang Zhu , Hao Tang , Pei Xu , Yuze Guo , Minzhe Niu , Haojie Zhu , Qichao Dong , Xuechao Yan , Siyuan Dong , Lu Hou , Qingqiu Huang , Xiaosong Jia , Hang Xu

We introduce multi-task Visuo-Tactile World Models (VT-WM), which capture the physics of contact through touch reasoning. By complementing vision with tactile sensing, VT-WM better understands robot-object interactions in contact-rich…

A world model enables an intelligent agent to imagine, predict, and reason about how the world evolves in response to its actions, and accordingly to plan and strategize. While recent video generation models produce realistic visual…