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World Action Models (WAMs) enhance Vision-Language-Action policies by jointly predicting scene evolution and robot actions, but existing methods usually represent the predicted world as holistic images, video tokens, or global latents.…

Offline meta-reinforcement learning seeks to learn policies that generalize across related tasks from fixed datasets. Context-based methods infer a task representation from transition histories, but learning effective task representations…

Machine Learning · Computer Science 2026-03-04 Mohammadreza Nakheai , Aidan Scannell , Kevin Luck , Joni Pajarinen

We present an architecture and a training recipe that adapts pre-trained open-world image models to localization in videos. Understanding the open visual world (without being constrained by fixed label spaces) is crucial for many real-world…

Computer Vision and Pattern Recognition · Computer Science 2023-08-23 Georg Heigold , Matthias Minderer , Alexey Gritsenko , Alex Bewley , Daniel Keysers , Mario Lučić , Fisher Yu , Thomas Kipf

Reinforcement learning (RL) can refine Vision-Language-Action (VLA) policies beyond behavior cloning, but real-world RL remains expensive due to extensive rollouts, resets, supervision, and safety risks. Action-conditioned video world…

Robotics · Computer Science 2026-05-26 Xiaokang Liu , Zechen Bai , Hai Ci , Kevin Yuchen Ma , Mike Zheng Shou

Latent action models (LAMs) aim to learn action-relevant changes from unlabeled videos by compressing changes between frames as latents. However, differences between video frames can be caused by controllable changes as well as exogenous…

Machine Learning · Computer Science 2025-11-13 Chuheng Zhang , Tim Pearce , Pushi Zhang , Kaixin Wang , Xiaoyu Chen , Wei Shen , Li Zhao , Jiang Bian

Identifying oculomotor behaviors relevant for eye-tracking applications is a critical but often challenging task. Aiming to automatically learn and extract knowledge from existing eye-tracking data, we develop a novel method that creates…

Computer Vision and Pattern Recognition · Computer Science 2021-08-12 Beibin Li , Nicholas Nuechterlein , Erin Barney , Claire Foster , Minah Kim , Monique Mahony , Adham Atyabi , Li Feng , Quan Wang , Pamela Ventola , Linda Shapiro , Frederick Shic

Existing video-based action recognition systems typically require dense annotation and struggle in environments when there is significant distribution shift relative to the training data. Current methods for video domain adaptation…

Computer Vision and Pattern Recognition · Computer Science 2023-12-01 Dantong Niu , Amir Bar , Roei Herzig , Trevor Darrell , Anna Rohrbach

Embodied navigation in open, dynamic environments demands accurate foresight of how the world will evolve and how actions will unfold over time. We propose AstraNav-World, an end-to-end world model that jointly reasons about future visual…

Computer Vision and Pattern Recognition · Computer Science 2026-04-09 Jintao Chen , Junjun Hu , Haochen Bai , Minghua Luo , Xinda Xue , Botao Ren , Chengyu Bai , Shichao Xie , Ziyi Chen , Fei Liu , Zedong Chu , Xiaolong Wu , Mu Xu , Shanghang Zhang

Learning latent actions from action-free video has emerged as a powerful paradigm for scaling up controllable world model learning. Latent actions provide a natural interface for users to iteratively generate and manipulate videos. However,…

Machine Learning · Computer Science 2026-05-26 Zizhao Wang , Chang Shi , Jiaheng Hu , Kevin Rohling , Roberto Martín-Martín , Amy Zhang , Peter Stone

Generalist Vision-Language-Action models are currently hindered by the scarcity of robotic data compared to the abundance of human video demonstrations. Existing Latent Action Models attempt to leverage video data but often suffer from…

Robotics · Computer Science 2026-01-08 Chubin Zhang , Jianan Wang , Zifeng Gao , Yue Su , Tianru Dai , Cai Zhou , Jiwen Lu , Yansong Tang

Autonomous inspection in hazardous environments requires AI agents that can interpret high-level goals and execute precise control. A key capability for such agents is spatial grounding, for example when a drone must center a detected…

Artificial Intelligence · Computer Science 2025-11-25 Xian Yeow Lee , Lasitha Vidyaratne , Gregory Sin , Ahmed Farahat , Chetan Gupta

This work highlights that video world modeling, alongside vision-language pre-training, establishes a fresh and independent foundation for robot learning. Intuitively, video world models provide the ability to imagine the near future by…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Lin Li , Qihang Zhang , Yiming Luo , Shuai Yang , Ruilin Wang , Fei Han , Mingrui Yu , Zelin Gao , Nan Xue , Xing Zhu , Yujun Shen , Yinghao Xu

Scalable and reliable evaluation is increasingly critical in the end-to-end era of autonomous driving, where vision--language--action (VLA) policies directly map raw sensor streams to driving actions. Yet, current evaluation pipelines still…

Computer Vision and Pattern Recognition · Computer Science 2026-04-01 Chaoda Zheng , Sean Li , Jinhao Deng , Zhennan Wang , Shijia Chen , Liqiang Xiao , Ziheng Chi , Hongbin Lin , Kangjie Chen , Boyang Wang , Yu Zhang , Xianming Liu

We propose LCLA (Language-Conditioned Latent Alignment), a framework for vision-language navigation that learns modular perception-action interfaces by aligning sensory observations to a latent representation of an expert policy. The expert…

Robotics · Computer Science 2026-02-11 Nitesh Subedi , Adam Haroon , Samuel Tetteh , Prajwal Koirala , Cody Fleming , Soumik Sarkar

Learning to infer labels in an open world, i.e., in an environment where the target "labels" are unknown, is an important characteristic for achieving autonomy. Foundation models pre-trained on enormous amounts of data have shown remarkable…

Computer Vision and Pattern Recognition · Computer Science 2024-06-11 Sanjoy Kundu , Shubham Trehan , Sathyanarayanan N. Aakur

Weakly-supervised action localization aims to recognize and localize action instancese in untrimmed videos with only video-level labels. Most existing models rely on multiple instance learning(MIL), where the predictions of unlabeled…

Computer Vision and Pattern Recognition · Computer Science 2023-09-27 Guiqin Wang , Peng Zhao , Cong Zhao , Shusen Yang , Jie Cheng , Luziwei Leng , Jianxing Liao , Qinghai Guo

Vision-Language-Action (VLA) models frequently encounter challenges in generalizing to real-world environments due to inherent discrepancies between observation and action spaces. Although training data are collected from diverse camera…

Robotics · Computer Science 2025-08-19 Tianyi Zhang , Haonan Duan , Haoran Hao , Yu Qiao , Jifeng Dai , Zhi Hou

A world model is essential for an agent to predict the future and plan in domains such as autonomous driving and robotics. To achieve this, recent advancements have focused on video generation, which has gained significant attention due to…

Artificial Intelligence · Computer Science 2025-03-13 Youngjoon Jeong , Junha Chun , Soonwoo Cha , Taesup Kim

Leveraging future observation modeling to facilitate action generation presents a promising avenue for enhancing the capabilities of Vision-Language-Action (VLA) models. However, existing approaches struggle to strike a balance between…

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