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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

The emergence of 3D Gaussian Splatting for fast and high-quality novel view synthesize has opened up the possibility to construct photo-realistic simulations from video for robotic reinforcement learning. While the approach has been…

Robotics · Computer Science 2024-10-28 Liyou Zhou , Oleg Sinavski , Athanasios Polydoros

Recently, world-action models (WAM) have emerged to bridge vision-language-action (VLA) models and world models, unifying their reasoning and instruction-following capabilities and spatio-temporal world modeling. However, existing WAM…

Computer Vision and Pattern Recognition · Computer Science 2026-04-03 Yang Zhou , Xiaofeng Wang , Hao Shao , Letian Wang , Guosheng Zhao , Jiangnan Shao , Jiagang Zhu , Tingdong Yu , Zheng Zhu , Guan Huang , Steven L. Waslander

Vision-Language-Action (VLA) models have become a prominent paradigm for embodied intelligence, yet further performance improvements typically rely on scaling up training data and model size -- an approach that is prohibitively expensive…

Robotics · Computer Science 2025-10-15 Mingtong Dai , Lingbo Liu , Yongjie Bai , Yang Liu , Zhouxia Wang , Rui SU , Chunjie Chen , Liang Lin , Xinyu Wu

Autonomous robotic wiping is an important task in various industries, ranging from industrial manufacturing to sanitization in healthcare. Deep reinforcement learning (Deep RL) has emerged as a promising algorithm, however, it often suffers…

Robotics · Computer Science 2025-02-19 Yihong Liu , Dongyeop Kang , Sehoon Ha

Versatile robotic caregivers could benefit millions of people worldwide, including older adults and people with disabilities. Recent work has explored how robotic caregivers can learn to interact with people through physics simulations, yet…

Robotics · Computer Science 2020-07-23 Zackory Erickson , Yijun Gu , Charles C. Kemp

Pretrained foundation models have become an important basis for end-to-end autonomous driving. In contrast to vision-language models pretrained primarily on static image-text pairs, video generative models capture temporal dynamics and…

Computer Vision and Pattern Recognition · Computer Science 2026-05-28 Chen Shi , Jinrui Xu , Shaoshuai Shi , Kehua Sheng , Bo Zhang , Li Jiang

We present relay policy learning, a method for imitation and reinforcement learning that can solve multi-stage, long-horizon robotic tasks. This general and universally-applicable, two-phase approach consists of an imitation learning stage…

Machine Learning · Computer Science 2019-10-29 Abhishek Gupta , Vikash Kumar , Corey Lynch , Sergey Levine , Karol Hausman

World simulation has gained increasing popularity due to its ability to model virtual environments and predict the consequences of actions. However, the limited temporal context window often leads to failures in maintaining long-term…

Computer Vision and Pattern Recognition · Computer Science 2026-01-05 Zeqi Xiao , Yushi Lan , Yifan Zhou , Wenqi Ouyang , Shuai Yang , Yanhong Zeng , Xingang Pan

World models have become a central paradigm for learning predictive simulators that support generation, planning, and decision-making. Yet, despite rapid progress in industry-scale interactive video generation, the broader research…

Computer Vision and Pattern Recognition · Computer Science 2026-05-29 Siqiao Huang , Partha Kaushik , Michael Chen , Hengkai Pan , Kaiwen Geng , Omar Chehab , Fernando Moreno-Pino , Max Simchowitz

The ability to autonomously explore and resolve tasks with minimal human guidance is crucial for the self-development of embodied intelligence. Although reinforcement learning methods can largely ease human effort, it's challenging to…

Robotics · Computer Science 2024-12-19 Changxin Huang , Yanbin Chang , Junfan Lin , Junyang Liang , Runhao Zeng , Jianqiang Li

Vision-Language-Action (VLA) models have demonstrated remarkable capabilities in visuomotor control, yet ensuring their robustness in unstructured real-world environments remains a persistent challenge. In this paper, we investigate…

World models predict future transitions from observations and actions. Existing works predominantly focus on image generation only. Visual feature-based world models, on the other hand, predict future visual features instead of raw video…

Computer Vision and Pattern Recognition · Computer Science 2026-05-11 Xinyu Zhang , Zhengtong Xu , Yutian Tao , Yeping Wang , Yu She , Abdeslam Boularias

World models are progressively being employed across diverse fields, extending from basic environment simulation to complex scenario construction. However, existing models are mainly trained on domain-specific states and actions, and…

Artificial Intelligence · Computer Science 2024-10-01 Zhiqi Ge , Hongzhe Huang , Mingze Zhou , Juncheng Li , Guoming Wang , Siliang Tang , Yueting Zhuang

Vision-language-action (VLA) models present a promising paradigm by training policies directly on real robot datasets like Open X-Embodiment. However, the high cost of real-world data collection hinders further data scaling, thereby…

Computer Vision and Pattern Recognition · Computer Science 2025-03-20 Yu Fang , Yue Yang , Xinghao Zhu , Kaiyuan Zheng , Gedas Bertasius , Daniel Szafir , Mingyu Ding

Imitation learning and world models have shown significant promise in advancing generalizable robotic learning, with robotic grasping remaining a critical challenge for achieving precise manipulation. Existing methods often rely heavily on…

Robotics · Computer Science 2025-02-06 Yiqi Huang , Travis Davies , Jiahuan Yan , Xiang Chen , Yu Tian , Luhui Hu

Offline reinforcement learning can enable policy learning from pre-collected, sub-optimal datasets without online interactions. This makes it ideal for real-world robots and safety-critical scenarios, where collecting online data or expert…

Robotics · Computer Science 2025-08-07 Sreyas Venkataraman , Yufei Wang , Ziyu Wang , Navin Sriram Ravie , Zackory Erickson , David Held

We propose a novel approach to the 'reality gap' problem, i.e., modifying a robot simulation so that its performance becomes more similar to observed real world phenomena. This problem arises whether the simulation is being used by human…

Robotics · Computer Science 2020-05-11 Damian Lyons , James Finocchiaro , Michael Novitzky , Christopher Korpela

Reinforcement learning (RL) is a powerful approach for robot learning. However, model-free RL (MFRL) requires a large number of environment interactions to learn successful control policies. This is due to the noisy RL training updates and…

Robotics · Computer Science 2025-02-28 Maria Krinner , Elie Aljalbout , Angel Romero , Davide Scaramuzza

Various world model frameworks are being developed today based on autoregressive frameworks that rely on discrete representations of actions and observations, and these frameworks are succeeding in constructing interactive generative models…

Machine Learning · Computer Science 2025-03-14 Kohei Hayashi , Masanori Koyama , Julian Jorge Andrade Guerreiro