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The field of robotics has made significant strides toward developing generalist robot manipulation policies. However, evaluating these policies in real-world scenarios remains time-consuming and challenging, particularly as the number of…

Robotics · Computer Science 2025-05-27 Yaxuan Li , Yichen Zhu , Junjie Wen , Chaomin Shen , Yi Xu

Recent studies have highlighted the interplay between diffusion models and representation learning. Intermediate representations from diffusion models can be leveraged for downstream visual tasks, while self-supervised vision models can…

Computer Vision and Pattern Recognition · Computer Science 2025-07-23 Xiangxiang Chu , Renda Li , Yong Wang

World models are essential for autonomous robotic planning. However, the substantial computational overhead of existing dense Transformerbased models significantly hinders real-time deployment. To address this efficiency-performance…

Computer Vision and Pattern Recognition · Computer Science 2026-03-06 Shicheng Yin , Kaixuan Yin , Weixing Chen , Yang Liu , Guanbin Li , Liang Lin

Learning robot policies using imitation learning requires collecting large amounts of costly action-labeled expert demonstrations, which fundamentally limits the scale of training data. A promising approach to address this bottleneck is to…

Robotics · Computer Science 2025-05-12 Anthony Liang , Pavel Czempin , Matthew Hong , Yutai Zhou , Erdem Biyik , Stephen Tu

Large real-world robot datasets hold great potential to train generalist robot models, but scaling real-world human data collection is time-consuming and resource-intensive. Simulation has great potential in supplementing large-scale data,…

Imitation learning trains control policies by mimicking pre-recorded expert demonstrations. In partially observable settings, imitation policies must rely on observation histories, but many seemingly paradoxical results show better…

Machine Learning · Computer Science 2021-06-14 Chuan Wen , Jierui Lin , Jianing Qian , Yang Gao , Dinesh Jayaraman

World models are emerging as a foundational paradigm for scalable, data-efficient embodied AI. In this work, we present GigaWorld-0, a unified world model framework designed explicitly as a data engine for Vision-Language-Action (VLA)…

Recent advances in large language model (LLM) have empowered autonomous agents to perform multi-turn interactions with tools and environments. However, scaling such agent training is limited by the lack of diverse and reliable environments.…

Artificial Intelligence · Computer Science 2026-05-26 Zhaoyang Wang , Canwen Xu , Boyi Liu , Yite Wang , Siwei Han , Zhewei Yao , Huaxiu Yao , Yuxiong He

Learning from visual data opens the potential to accrue a large range of manipulation behaviors by leveraging human demonstrations without specifying each of them mathematically, but rather through natural task specification. In this paper,…

Robotics · Computer Science 2021-11-16 Haoyu Xiong , Quanzhou Li , Yun-Chun Chen , Homanga Bharadhwaj , Samarth Sinha , Animesh Garg

Unified models (UMs) hold promise for their ability to understand and generate content across heterogeneous modalities. Compared to merely generating visual content, the use of UMs for interleaved cross-modal reasoning is more promising and…

Computer Vision and Pattern Recognition · Computer Science 2026-04-03 Jiachun Jin , Zetong Zhou , Xiao Yang , Hao Zhang , Pengfei Liu , Jun Zhu , Zhijie Deng

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

Diffusion models have significantly improved the performance of image editing. Existing methods realize various approaches to achieve high-quality image editing, including but not limited to text control, dragging operation, and…

Computer Vision and Pattern Recognition · Computer Science 2024-06-05 Ling Yang , Bohan Zeng , Jiaming Liu , Hong Li , Minghao Xu , Wentao Zhang , Shuicheng Yan

Recent advances in deep reinforcement learning have showcased its potential in tackling complex tasks. However, experiments on visual control tasks have revealed that state-of-the-art reinforcement learning models struggle with…

Machine Learning · Computer Science 2023-11-30 Rudra P. K. Poudel , Harit Pandya , Chao Zhang , Roberto Cipolla

Conventional visuomotor imitation learning usually predicts future robot actions directly in the time domain. Such formulations often have limited physical scene awareness and weak long-horizon memory. In contrast, world-model-based…

Robotics · Computer Science 2026-05-12 Changchuan Yang , Yuhang Dong , Guanzhong Tian , Haizhou Ge , Hongrui Zhu

We propose Heterogeneous Masked Autoregression (HMA) for modeling action-video dynamics to generate high-quality data and evaluation in scaling robot learning. Building interactive video world models and policies for robotics is difficult…

Robotics · Computer Science 2025-02-07 Lirui Wang , Kevin Zhao , Chaoqi Liu , Xinlei Chen

World models aim to improve robotic decision making by predicting the consequences of actions. However, in practice, their predictions often become unreliable once the robot encounters states outside the training distribution, limiting…

Robotics · Computer Science 2026-05-18 Tuo An , Jindou Jia , Gen Li , Jingliang Li , Chuhao Zhou , Pengfei Liu , Bofan Lyu , Jiaqi Bai , Xinying Guo , Geng Li , Jianfei Yang

Data-driven robotic learning faces an obvious dilemma: robust policies demand large-scale, high-quality demonstration data, yet collecting such data remains a major challenge owing to high operational costs, dependence on specialized…

Robotics · Computer Science 2025-11-13 Yan Huang , Shoujie Li , Xingting Li , Wenbo Ding

Differentiable simulators represent an environment's dynamics as a differentiable function. Within robotics and autonomous driving, this property is used in Analytic Policy Gradients (APG), which relies on backpropagating through the…

Artificial Intelligence · Computer Science 2025-11-14 Asen Nachkov , Danda Pani Paudel , Jan-Nico Zaech , Davide Scaramuzza , Luc Van Gool

This paper proposes a unified diffusion framework (dubbed UniDiffuser) to fit all distributions relevant to a set of multi-modal data in one model. Our key insight is -- learning diffusion models for marginal, conditional, and joint…

Machine Learning · Computer Science 2023-05-31 Fan Bao , Shen Nie , Kaiwen Xue , Chongxuan Li , Shi Pu , Yaole Wang , Gang Yue , Yue Cao , Hang Su , Jun Zhu

End-to-end autonomous driving aims to generate safe and plausible planning policies from raw sensor input. Driving world models have shown great potential in learning rich representations by predicting the future evolution of a driving…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Xingtai Gui , Meijie Zhang , Tianyi Yan , Wencheng Han , Jiahao Gong , Feiyang Tan , Cheng-zhong Xu , Jianbing Shen