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World Action Models (WAMs) have emerged as a promising alternative to Vision-Language-Action (VLA) models for embodied control because they explicitly model how visual observations may evolve under action. Most existing WAMs follow an…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Tianyuan Yuan , Zibin Dong , Yicheng Liu , Hang Zhao

Learning robust and generalizable world models is crucial for enabling efficient and scalable robotic control in real-world environments. In this work, we introduce a novel framework for learning world models that accurately capture…

Robotics · Computer Science 2025-12-16 Chenhao Li , Andreas Krause , Marco Hutter

Action-conditioned robot world models generate future video frames of the manipulated scene given a robot action sequence, offering a promising alternative for simulating tasks that are difficult to model with traditional physics engines.…

Robotics · Computer Science 2026-03-27 Jai Bardhan , Patrik Drozdik , Josef Sivic , Vladimir Petrik

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

Imitation learning has demonstrated strong performance in robotic manipulation by learning from large-scale human demonstrations. While existing models excel at single-task learning, it is observed in practical applications that their…

Robotics · Computer Science 2026-01-21 Wangtian Shen , Jinming Ma , Mingliang Zhou , Ziyang Meng

World models are central to building agents that can reason, plan, and generalize beyond their training data. However, research on world models is currently fragmented, with disparate codebases, data pipelines, and evaluation protocols…

Imitation Learning presents a promising approach for learning generalizable and complex robotic skills. The recently proposed Diffusion Policy generates robot action sequences through a conditional denoising diffusion process, achieving…

Machine Learning · Computer Science 2024-12-03 Xiu Yuan

World models enable agents to plan by imagining future states, but existing approaches operate from a single viewpoint, typically egocentric, even when other perspectives would make planning easier; navigation, for instance, benefits from a…

Computer Vision and Pattern Recognition · Computer Science 2026-02-10 Rishabh Sharma , Gijs Hogervorst , Wayne E. Mackey , David J. Heeger , Stefano Martiniani

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

Humans are excellent at understanding language and vision to accomplish a wide range of tasks. In contrast, creating general instruction-following embodied agents remains a difficult challenge. Prior work that uses pure language-only models…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Hao Liu , Lisa Lee , Kimin Lee , Pieter Abbeel

Diffusion models have emerged as powerful generative models in the text-to-image domain. This paper studies their application as observation-to-action models for imitating human behaviour in sequential environments. Human behaviour is…

Vision-Language-Action (VLA) models have gained popularity for learning robotic manipulation tasks that follow language instructions. State-of-the-art VLAs, such as OpenVLA and $\pi_{0}$, were trained on large-scale, manually labeled action…

Robotics · Computer Science 2025-09-24 Bahey Tharwat , Yara Nasser , Ali Abouzeid , Ian Reid

Biological intelligence systems of animals perceive the world by integrating information in different modalities and processing simultaneously for various tasks. In contrast, current machine learning research follows a task-specific…

Computer Vision and Pattern Recognition · Computer Science 2021-12-03 Xizhou Zhu , Jinguo Zhu , Hao Li , Xiaoshi Wu , Xiaogang Wang , Hongsheng Li , Xiaohua Wang , Jifeng Dai

We propose DemoDiffusion, a simple method for enabling robots to perform manipulation tasks by imitating a single human demonstration, without requiring task-specific training or paired human-robot data. Our approach is based on two…

Robotics · Computer Science 2026-03-10 Sungjae Park , Homanga Bharadhwaj , Shubham Tulsiani

Generating natural and physically plausible character motion remains challenging, particularly for long-horizon control with diverse guidance signals. While prior work combines high-level diffusion-based motion planners with low-level…

Graphics · Computer Science 2025-04-18 Yan Wu , Korrawe Karunratanakul , Zhengyi Luo , Siyu Tang

Human-robot cooperation is essential in environments such as warehouses and retail stores, where workers frequently handle deformable objects like paper, bags, and fabrics. Coordinating robotic actions with human assistance remains…

Robotics · Computer Science 2025-11-06 Rewida Ali , Cristian C. Beltran-Hernandez , Weiwei Wan , Kensuke Harada

Generative models such as diffusion models, excel at capturing high-dimensional distributions with diverse input modalities, e.g. robot trajectories, but are less effective at multi-step constraint reasoning. Task and Motion Planning (TAMP)…

Embodied world models have emerged as a promising paradigm in robotics, most of which leverage large-scale Internet videos or pretrained video generation models to enrich visual and motion priors. However, they still face key challenges: a…

Robotics · Computer Science 2026-02-04 Yixiang Chen , Peiyan Li , Jiabing Yang , Keji He , Xiangnan Wu , Yuan Xu , Kai Wang , Jing Liu , Nianfeng Liu , Yan Huang , Liang Wang

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

In many complex scenarios, robotic manipulation relies on generative models to estimate the distribution of multiple successful actions. As the diffusion model has better training robustness than other generative models, it performs well in…

Robotics · Computer Science 2025-06-12 Ye Niu , Sanping Zhou , Yizhe Li , Ye Den , Le Wang