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The remarkable recent advances in object-centric generative world models raise a few questions. First, while many of the recent achievements are indispensable for making a general and versatile world model, it is quite unclear how these…

Machine Learning · Computer Science 2020-10-06 Zhixuan Lin , Yi-Fu Wu , Skand Peri , Bofeng Fu , Jindong Jiang , Sungjin Ahn

Enabling humanoid robots to exploit physical contact, rather than simply avoid collisions, is crucial for autonomy in unstructured environments. Traditional optimization-based planners struggle with contact complexity, while on-policy…

Nowadays, a number of grasping algorithms have been proposed, that can predict a candidate of grasp poses, even for unseen objects. This enables a robotic manipulator to pick-and-place such objects. However, some of the predicted grasp…

Robotics · Computer Science 2023-09-28 Jiaming Hu , Zhao Tang , Henrik I. Christensen

This paper presents a novel object-centric contact representation ContactGen for hand-object interaction. The ContactGen comprises three components: a contact map indicates the contact location, a part map represents the contact hand part,…

Computer Vision and Pattern Recognition · Computer Science 2023-10-06 Shaowei Liu , Yang Zhou , Jimei Yang , Saurabh Gupta , Shenlong Wang

Model-based Deep Reinforcement Learning (RL) assumes the availability of a model of an environment's underlying transition dynamics. This model can be used to predict future effects of an agent's possible actions. When no such model is…

Machine Learning · Computer Science 2021-12-15 Andreas Sedlmeier , Michael Kölle , Robert Müller , Leo Baudrexel , Claudia Linnhoff-Popien

In standard reinforcement learning settings, agents typically assume immediate feedback about the effects of their actions after taking them. However, in practice, this assumption may not hold true due to physical constraints and can…

Machine Learning · Computer Science 2024-06-27 Armin Karamzade , Kyungmin Kim , Montek Kalsi , Roy Fox

World models have demonstrated impressive performance on robotic learning tasks. Many such tasks inherently demand multimodal reasoning; for example, filling a bottle with water will lead to visual information alone being ambiguous or…

Robotics · Computer Science 2025-12-10 Fan Zhang , Michael Gienger

For autonomous agents to successfully operate in real world, the ability to anticipate future motions of surrounding entities in the scene can greatly enhance their safety levels since potentially dangerous situations could be avoided in…

Machine Learning · Computer Science 2019-06-04 Yeping Hu , Wei Zhan , Liting Sun , Masayoshi Tomizuka

We focus on the task of object manipulation to an arbitrary goal pose, in which a robot is supposed to pick an assigned object to place at the goal position with a specific orientation. However, limited by the execution space of the…

Robotics · Computer Science 2022-03-01 Kechun Xu , Hongxiang Yu , Renlang Huang , Dashun Guo , Yue Wang , Rong Xiong

When performing tasks like laundry, humans naturally coordinate both hands to manipulate objects and anticipate how their actions will change the state of the clothes. However, achieving such coordination in robotics remains challenging due…

Robotics · Computer Science 2025-04-01 Haonan Chen , Jiaming Xu , Lily Sheng , Tianchen Ji , Shuijing Liu , Yunzhu Li , Katherine Driggs-Campbell

The Model Context Protocol (MCP) has unified the interface between Large Language Models (LLMs) and external tools, yet a fundamental gap remains in how agents conceptualize the environments within which they operate. Current paradigms are…

Artificial Intelligence · Computer Science 2026-05-12 Giridhar Ganapavarapu , Dhaval Patel

For autonomous agents to act as trustworthy partners to human users, they must be able to reliably communicate their competency for the tasks they are asked to perform. Towards this objective, we develop probabilistic world models based on…

Machine Learning · Computer Science 2022-03-25 Aastha Acharya , Rebecca Russell , Nisar R. Ahmed

We consider task allocation for multi-object transport using a multi-robot system, in which each robot selects one object among multiple objects with different and unknown weights. The existing centralized methods assume the number of…

Robotics · Computer Science 2022-12-07 Kazuki Shibata , Tomohiko Jimbo , Tadashi Odashima , Keisuke Takeshita , Takamitsu Matsubara

We propose a fully decentralized multi-agent world model that enables both symbol emergence for communication and coordinated behavior through temporal extension of collective predictive coding. Unlike previous research that focuses on…

Multiagent Systems · Computer Science 2026-04-13 Kentaro Nomura , Tatsuya Aoki , Tadahiro Taniguchi , Takato Horii

This paper tackles the task of goal-conditioned dynamic manipulation of deformable objects. This task is highly challenging due to its complex dynamics (introduced by object deformation and high-speed action) and strict task requirements…

Robotics · Computer Science 2022-04-25 Cheng Chi , Benjamin Burchfiel , Eric Cousineau , Siyuan Feng , Shuran Song

The appearance of the same object may vary in different scene images due to perspectives and occlusions between objects. Humans can easily identify the same object, even if occlusions exist, by completing the occluded parts based on its…

Computer Vision and Pattern Recognition · Computer Science 2022-11-28 Tonglin Chen , Bin Li , Zhimeng Shen , Xiangyang Xue

Planning methods can solve temporally extended sequential decision making problems by composing simple behaviors. However, planning requires suitable abstractions for the states and transitions, which typically need to be designed by hand.…

Machine Learning · Computer Science 2019-11-20 Soroush Nasiriany , Vitchyr H. Pong , Steven Lin , Sergey Levine

Robotic manipulation in real-world settings remains challenging, especially regarding robust generalization. Existing simulation platforms lack sufficient support for exploring how policies adapt to varied instructions and scenarios. Thus,…

Robotics · Computer Science 2025-06-13 Ning Gao , Yilun Chen , Shuai Yang , Xinyi Chen , Yang Tian , Hao Li , Haifeng Huang , Hanqing Wang , Tai Wang , Jiangmiao Pang

Model predictive control (MPC) has become increasingly popular for the control of robot manipulators due to its improved performance compared to instantaneous control approaches. However, tuning these controllers remains a considerable…

Robotics · Computer Science 2024-12-09 Johan Ubbink , Ruan Viljoen , Erwin Aertbeliën , Wilm Decré , Joris De Schutter

Generalization to unseen real-world scenarios for robot manipulation requires exposure to diverse datasets during training. However, collecting large real-world datasets is intractable due to high operational costs. For robot learning to…

Robotics · Computer Science 2024-09-04 Zoey Chen , Zhao Mandi , Homanga Bharadhwaj , Mohit Sharma , Shuran Song , Abhishek Gupta , Vikash Kumar