English
Related papers

Related papers: PICO: Primitive Imitation for COntrol

200 papers

In this paper, we discuss a framework for teaching bimanual manipulation tasks by imitation. To this end, we present a system and algorithms for learning compliant and contact-rich robot behavior from human demonstrations. The presented…

Robotics · Computer Science 2022-08-02 Simon Stepputtis , Maryam Bandari , Stefan Schaal , Heni Ben Amor

Imitation learning has achieved great success in many sequential decision-making tasks, in which a neural agent is learned by imitating collected human demonstrations. However, existing algorithms typically require a large number of…

Machine Learning · Computer Science 2023-06-14 Tianxiang Zhao , Wenchao Yu , Suhang Wang , Lu Wang , Xiang Zhang , Yuncong Chen , Yanchi Liu , Wei Cheng , Haifeng Chen

The objective of this work is to augment the basic abilities of a robot by learning to use sensorimotor primitives to solve complex long-horizon manipulation problems. This requires flexible generative planning that can combine primitive…

Robotics · Computer Science 2021-05-06 Zi Wang , Caelan Reed Garrett , Leslie Pack Kaelbling , Tomás Lozano-Pérez

Stowing, the task of placing objects in cluttered shelves or bins, is a common task in warehouse and manufacturing operations. However, this task is still predominantly carried out by human workers as stowing is challenging to automate due…

Robotics · Computer Science 2023-11-07 Haonan Chen , Yilong Niu , Kaiwen Hong , Shuijing Liu , Yixuan Wang , Yunzhu Li , Katherine Driggs-Campbell

Imitation learning is a widely used approach for training agents to replicate expert behavior in complex decision-making tasks. However, existing methods often struggle with compounding errors and limited generalization, due to the inherent…

Machine Learning · Computer Science 2025-04-21 Haldun Balim , Yang Hu , Yuyang Zhang , Na Li

Imitation learning is an effective and safe technique to train robot policies in the real world because it does not depend on an expensive random exploration process. However, due to the lack of exploration, learning policies that…

Robotics · Computer Science 2021-06-24 Ajay Mandlekar , Danfei Xu , Roberto Martín-Martín , Silvio Savarese , Li Fei-Fei

Robots are required to autonomously respond to changing situations. Imitation learning is a promising candidate for achieving generalization performance, and extensive results have been demonstrated in object manipulation. However,…

Robotics · Computer Science 2021-01-21 Ayumu Sasagawa , Kazuki Fujimoto , Sho Sakaino , Toshiaki Tsuji

As robots and other intelligent agents move from simple environments and problems to more complex, unstructured settings, manually programming their behavior has become increasingly challenging and expensive. Often, it is easier for a…

Robotics · Computer Science 2018-11-19 Takayuki Osa , Joni Pajarinen , Gerhard Neumann , J. Andrew Bagnell , Pieter Abbeel , Jan Peters

The co-adaptation of robots has been a long-standing research endeavour with the goal of adapting both body and behaviour of a system for a given task, inspired by the natural evolution of animals. Co-adaptation has the potential to…

Machine Learning · Computer Science 2023-02-08 Chang Rajani , Karol Arndt , David Blanco-Mulero , Kevin Sebastian Luck , Ville Kyrki

We introduce a novel formulation for incorporating visual feedback in controlling robots. We define a generative model from actions to image observations of features on the end-effector. Inference in the model allows us to infer the robot…

Video data is more cost-effective than motion capture data for learning 3D character motion controllers, yet synthesizing realistic and diverse behaviors directly from videos remains challenging. Previous approaches typically rely on…

Graphics · Computer Science 2025-12-10 Jianan Li , Xiao Chen , Tao Huang , Tien-Tsin Wong

We present a novel method for learning hybrid force/position control from demonstration. We learn a dynamic constraint frame aligned to the direction of desired force using Cartesian Dynamic Movement Primitives. In contrast to approaches…

Robotics · Computer Science 2022-05-05 Adam Conkey , Tucker Hermans

We introduce a simple new method for visual imitation learning, which allows a novel robot manipulation task to be learned from a single human demonstration, without requiring any prior knowledge of the object being interacted with. Our…

Robotics · Computer Science 2021-06-11 Edward Johns

This work aims to learn how to perform complex robot manipulation tasks that are composed of several, consecutively executed low-level sub-tasks, given as input a few visual demonstrations of the tasks performed by a person. The sub-tasks…

Robotics · Computer Science 2022-03-09 Junchi Liang , Bowen Wen , Kostas Bekris , Abdeslam Boularias

Imitation learning is an effective approach for autonomous systems to acquire control policies when an explicit reward function is unavailable, using supervision provided as demonstrations from an expert, typically a human operator.…

Machine Learning · Computer Science 2018-06-20 YuXuan Liu , Abhishek Gupta , Pieter Abbeel , Sergey Levine

Visual imitation learning provides a framework for learning complex manipulation behaviors by leveraging human demonstrations. However, current interfaces for imitation such as kinesthetic teaching or teleoperation prohibitively restrict…

Robotics · Computer Science 2020-08-12 Sarah Young , Dhiraj Gandhi , Shubham Tulsiani , Abhinav Gupta , Pieter Abbeel , Lerrel Pinto

Manipulation tasks often consist of subtasks, each representing a distinct skill. Mastering these skills is essential for robots, as it enhances their autonomy, efficiency, adaptability, and ability to work in their environment. Learning…

Robotics · Computer Science 2025-05-21 Juyan Zhang , Dana Kulic , Michael Burke

Generating realistic group interactions involving multiple characters remains challenging due to increasing complexity as group size expands. While existing conditional diffusion models incrementally generate motions by conditioning on…

Computer Vision and Pattern Recognition · Computer Science 2025-07-28 Sakuya Ota , Qing Yu , Kent Fujiwara , Satoshi Ikehata , Ikuro Sato

Despite its promise, imitation learning often fails in long-horizon environments where perfect replication of demonstrations is unrealistic and small errors can accumulate catastrophically. We introduce Cago (Capability-Aware Goal…

Artificial Intelligence · Computer Science 2026-01-14 Yuanlin Duan , Yuning Wang , Wenjie Qiu , He Zhu

Recent robot learning methods commonly rely on imitation learning from massive robotic dataset collected with teleoperation. When facing a new task, such methods generally require collecting a set of new teleoperation data and finetuning…

Robotics · Computer Science 2025-05-28 Xiang Zhu , Yichen Liu , Hezhong Li , Jianyu Chen