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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

Diffusion-based world models have demonstrated strong capabilities in synthesizing realistic long-horizon trajectories for offline reinforcement learning (RL). However, many existing methods do not directly generate actions alongside states…

Machine Learning · Computer Science 2026-05-14 Zongyue Li , Xiao Han , Yusong Li , Niklas Strauss , Matthias Schubert

Video generative models pre-trained on large-scale internet datasets have achieved remarkable success, excelling at producing realistic synthetic videos. However, they often generate clips based on static prompts (e.g., text or images),…

Computer Vision and Pattern Recognition · Computer Science 2025-02-13 Haoran He , Yang Zhang , Liang Lin , Zhongwen Xu , Ling Pan

We introduce Latent Particle World Model (LPWM), a self-supervised object-centric world model scaled to real-world multi-object datasets and applicable in decision-making. LPWM autonomously discovers keypoints, bounding boxes, and object…

Machine Learning · Computer Science 2026-03-06 Tal Daniel , Carl Qi , Dan Haramati , Amir Zadeh , Chuan Li , Aviv Tamar , Deepak Pathak , David Held

One-shot imitation is to learn a new task from a single demonstration, yet it is a challenging problem to adopt it for complex tasks with the high domain diversity inherent in a non-stationary environment. To tackle the problem, we explore…

Artificial Intelligence · Computer Science 2024-02-14 Sangwoo Shin , Daehee Lee , Minjong Yoo , Woo Kyung Kim , Honguk Woo

World Models have vastly permeated the field of Reinforcement Learning. Their ability to model the transition dynamics of an environment have greatly improved sample efficiency in online RL. Among them, the most notorious example is…

Machine Learning · Computer Science 2025-10-21 Federico Malato , Ville Hautamäki

Post-training is essential for turning pretrained generalist robot policies into reliable task-specific controllers, but existing human-in-the-loop pipelines remain tied to physical execution: each correction requires robot time, scene…

Robotics · Computer Science 2026-05-06 Yaxuan Li , Zhongyi Zhou , Yefei Chen , Yanjiang Guo , Jiaming Liu , Shanghang Zhang , Jianyu Chen , Yichen Zhu

A World Model is a generative model used to simulate an environment. World Models have proven capable of learning spatial and temporal representations of Reinforcement Learning environments. In some cases, a World Model offers an agent the…

Machine Learning · Computer Science 2021-09-20 Zac Wellmer , James T. Kwok

Generative world models (WMs) can now simulate worlds with striking visual realism, which naturally raises the question of whether they can endow embodied agents with predictive perception for decision making. Progress on this question has…

Recent breakthroughs in autonomous driving have been propelled by advances in robust world modeling, fundamentally transforming how vehicles interpret dynamic scenes and execute safe decision-making. World models have emerged as a linchpin…

Robotics · Computer Science 2025-09-11 Tuo Feng , Wenguan Wang , Yi Yang

In this paper, we draw inspiration from Alberto Elfes' pioneering work in 1989, where he introduced the concept of the occupancy grid as World Models for robots. We imbue the robot with a spatial-temporal world model, termed UniWorld, to…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Chen Min , Dawei Zhao , Liang Xiao , Yiming Nie , Bin Dai

World models are a powerful paradigm in AI and robotics, enabling agents to reason about the future by predicting visual observations or compact latent states. The 1X World Model Challenge introduces an open-source benchmark of real-world…

Machine Learning · Computer Science 2025-10-09 Riccardo Mereu , Aidan Scannell , Yuxin Hou , Yi Zhao , Aditya Jitta , Antonio Dominguez , Luigi Acerbi , Amos Storkey , Paul Chang

Reinforcement Learning (RL) has made significant strides in complex tasks but struggles in multi-task settings with different embodiments. World model methods offer scalability by learning a simulation of the environment but often rely on…

Machine Learning · Computer Science 2025-02-25 Ignat Georgiev , Varun Giridhar , Nicklas Hansen , Animesh Garg

The ability to perceive and reason about individual objects and their interactions is a goal to be achieved for building intelligent artificial systems. State-of-the-art approaches use a feedforward encoder to extract object embeddings and…

Computer Vision and Pattern Recognition · Computer Science 2024-02-07 Jonathan Collu , Riccardo Majellaro , Aske Plaat , Thomas M. Moerland

World models are a fundamental component in model-based reinforcement learning (MBRL). To perform temporally extended and consistent simulations of the future in partially observable environments, world models need to possess long-term…

Machine Learning · Computer Science 2023-11-10 Fei Deng , Junyeong Park , Sungjin Ahn

Reinforcement learning (RL) in robotics is often limited by the cost and risk of data collection, motivating experience transfer from a source task to a target task. Offline-to-online RL leverages prior data but typically assumes a given…

Machine Learning · Computer Science 2026-04-16 Mintae Kim , Koushil Sreenath

Many animals possess a remarkable capacity to rapidly construct flexible cognitive maps of their environments. These maps are crucial for ethologically relevant behaviors such as navigation, exploration, and planning. Existing computational…

Artificial Intelligence · Computer Science 2026-02-04 Zizhan He , Maxime Daigle , Pouya Bashivan

The next generation of autonomous agents must not only learn efficiently but also act reliably and adapt their behavior in open worlds. Standard approaches typically assume fixed tasks and environments with little or no novelty, which…

Machine Learning · Computer Science 2026-03-02 Florent Delgrange

We propose the use of latent space generative world models to address the covariate shift problem in autonomous driving. A world model is a neural network capable of predicting an agent's next state given past states and actions. By…

World models learn to predict the temporal evolution of visual observations given a control signal, potentially enabling agents to reason about environments through forward simulation. Because of the focus on forward simulation, current…

Computer Vision and Pattern Recognition · Computer Science 2025-11-24 Yiqing Shen , Aiza Maksutova , Chenjia Li , Mathias Unberath