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To safely navigate intricate real-world scenarios, autonomous vehicles must be able to adapt to diverse road conditions and anticipate future events. World model (WM) based reinforcement learning (RL) has emerged as a promising approach by…

Robotics · Computer Science 2024-07-29 Dechen Gao , Shuangyu Cai , Hanchu Zhou , Hang Wang , Iman Soltani , Junshan Zhang

The technology for autonomous vehicles is close to replacing human drivers by artificial systems endowed with high-level decision-making capabilities. In this regard, systems must learn about the usual vehicle's behavior to predict imminent…

Image and Video Processing · Electrical Eng. & Systems 2020-04-22 Mahdyar Ravanbakhsh , Mohamad Baydoun , Damian Campo , Pablo Marin , David Martin , Lucio Marcenaro , andCarlo Regazzoni

The enduring challenge in the field of artificial intelligence has been the control of systems to achieve desired behaviours. While for systems governed by straightforward dynamics equations, methods like Linear Quadratic Regulation (LQR)…

Machine Learning · Computer Science 2023-12-29 Jyothir S , Siddhartha Jalagam , Yann LeCun , Vlad Sobal

Motion prediction is a challenging task for autonomous vehicles due to uncertainty in the sensor data, the non-deterministic nature of future, and complex behavior of agents. In this paper, we tackle this problem by representing the scene…

Computer Vision and Pattern Recognition · Computer Science 2023-08-09 Rabbia Asghar , Manuel Diaz-Zapata , Lukas Rummelhard , Anne Spalanzani , Christian Laugier

Training agents to act in embodied environments typically requires vast training data or access to accurate simulation, neither of which exists for many cases in the real world. Instead, world models are emerging as an alternative…

An embodied system must not only model the patterns of the external world but also understand its own motion dynamics. A motion dynamic model is essential for efficient skill acquisition and effective planning. In this work, we introduce…

Machine Learning · Computer Science 2025-04-10 Chenjie Hao , Weyl Lu , Yifan Xu , Yubei Chen

To learn directed behaviors in complex environments, intelligent agents need to optimize objective functions. Various objectives are known for designing artificial agents, including task rewards and intrinsic motivation. However, it is…

Artificial Intelligence · Computer Science 2022-02-15 Danijar Hafner , Pedro A. Ortega , Jimmy Ba , Thomas Parr , Karl Friston , Nicolas Heess

We propose a novel approach to the statistical analysis of stochastic simulation models and, especially, agent-based models (ABMs). Our main goal is to provide fully automated, model-independent and tool-supported techniques and algorithms…

General Economics · Economics 2023-11-09 Andrea Vandin , Daniele Giachini , Francesco Lamperti , Francesca Chiaromonte

A computational revolution unleashed the power of artificial neural networks. At the heart of that revolution is automatic differentiation, which calculates the derivative of a performance measure relative to a large number of parameters.…

Quantitative Methods · Quantitative Biology 2023-12-27 Steven A. Frank

In this paper, we propose World Model Policy Gradient (WMPG), an approach to reduce the variance of policy gradient estimates using learned world models (WM's). In WMPG, a WM is trained online and used to imagine trajectories. The imagined…

Machine Learning · Statistics 2020-10-30 Michal Nauman , Floris Den Hengst

Automatic differentiation plays a prominent role in scientific computing and in modern machine learning, often in the context of powerful programming systems. The relation of the various embodiments of automatic differentiation to the…

Programming Languages · Computer Science 2020-02-04 Martin Abadi , Gordon D. Plotkin

This paper introduces the concept of Language-Guided World Models (LWMs) -- probabilistic models that can simulate environments by reading texts. Agents equipped with these models provide humans with more extensive and efficient control,…

Computation and Language · Computer Science 2024-09-06 Alex Zhang , Khanh Nguyen , Jens Tuyls , Albert Lin , Karthik Narasimhan

Nature is in constant flux, so animals must account for changes in their environment when making decisions. How animals learn the timescale of such changes and adapt their decision strategies accordingly is not well understood. Recent…

Neurons and Cognition · Quantitative Biology 2018-12-24 Zachary P. Kilpatrick , William R. Holmes , Tahra L. Eissa , Krešimir Josić

This paper studies the performative policy learning problem, where agents adjust their features in response to a released policy to improve their potential outcomes, inducing an endogenous distribution shift. There has been growing interest…

Machine Learning · Computer Science 2025-02-25 Qianyi Chen , Ying Chen , Bo Li

Realistic simulators are critical for training and verifying robotics systems. While most of the contemporary simulators are hand-crafted, a scaleable way to build simulators is to use machine learning to learn how the environment behaves…

Computer Vision and Pattern Recognition · Computer Science 2021-05-03 Seung Wook Kim , Jonah Philion , Antonio Torralba , Sanja Fidler

World models have become central to autonomous driving, where accurate scene understanding and future prediction are crucial for safe control. Recent work has explored using vision-language models (VLMs) for planning, yet existing…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Zhexiao Xiong , Xin Ye , Burhan Yaman , Sheng Cheng , Yiren Lu , Jingru Luo , Nathan Jacobs , Liu Ren

Virtual development and prototyping has already become an integral part in the field of automated driving systems (ADS). There are plenty of software tools that are used for the virtual development of ADS. One such tool is CarMaker from IPG…

Robotics · Computer Science 2021-04-16 Philip Pannagger , Demin Nalic , Faris Orucevic , Arno Eichberger , Branko Rogic

World models enable agents to anticipate the effects of their actions by internalizing environment dynamics. In enterprise systems, however, these dynamics are often defined by tenant-specific business logic that varies across deployments…

This paper presents the World-Action Model (WAM), an action-regularized world model that jointly reasons over future visual observations and the actions that drive state transitions. Unlike conventional world models trained solely via image…

Artificial Intelligence · Computer Science 2026-04-01 Yuci Han , Alper Yilmaz

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