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Achieving both high speed and precision in robot operations is a significant challenge for social implementation. While factory robots excel at predefined tasks, they struggle with environment-specific actions like cleaning and cooking.…

机器人学 · 计算机科学 2024-08-21 Masaki Yoshikawa , Hiroshi Ito , Tetsuya Ogata

Learning various motor skills for quadrupedal robots is a challenging problem that requires careful design of task-specific mathematical models or reward descriptions. In this work, we propose to learn a single capable policy using deep…

机器人学 · 计算机科学 2023-03-28 Arnaud Klipfel , Nitish Sontakke , Ren Liu , Sehoon Ha

Robotic manipulation in complex open-world scenarios requires both reliable physical manipulation skills and effective and generalizable perception. In this paper, we propose a method where general purpose pretrained visual models serve as…

机器人学 · 计算机科学 2017-09-27 Coline Devin , Pieter Abbeel , Trevor Darrell , Sergey Levine

This paper addresses non-prehensile rearrangement planning problems where a robot is tasked to rearrange objects among obstacles on a planar surface. We present an efficient planning algorithm that is designed to impose few assumptions on…

机器人学 · 计算机科学 2019-01-14 Joshua A. Haustein , Isac Arnekvist , Johannes Stork , Kaiyu Hang , Danica Kragic

This study explores the utility of various internet data sources to select among a set of template robot behaviors to perform skills. Learning contact-rich skills involving tool use from internet data sources has typically been challenging…

机器人学 · 计算机科学 2024-09-24 Mrinal Verghese , Christopher Atkeson

We present a method of training character manipulation of amorphous materials such as those often used in cooking. Common examples of amorphous materials include granular materials (salt, uncooked rice), fluids (honey), and visco-plastic…

图形学 · 计算机科学 2021-03-04 Yunbo Zhang , Wenhao Yu , C. Karen Liu , Charles C. Kemp , Greg Turk

People often watch videos on the web to learn how to cook new recipes, assemble furniture or repair a computer. We wish to enable robots with the very same capability. This is challenging; there is a large variation in manipulation actions…

机器人学 · 计算机科学 2022-09-27 Hejia Zhang , Jie Zhong , Stefanos Nikolaidis

Bio-hybrid systems---close couplings of natural organisms with technology---are high potential and still underexplored. In existing work, robots have mostly influenced group behaviors of animals. We explore the possibilities of mixing…

To coordinate actions with an interaction partner requires a constant exchange of sensorimotor signals. Humans acquire these skills in infancy and early childhood mostly by imitation learning and active engagement with a skilled partner.…

机器学习 · 计算机科学 2019-10-15 Judith Bütepage , Ali Ghadirzadeh , Özge Öztimur Karadag , Mårten Björkman , Danica Kragic

Cooking robots have long been desired by the commercial market, while the technical challenge is still significant. A major difficulty comes from the demand of perceiving and handling liquid with different properties. This paper presents a…

机器人学 · 计算机科学 2024-07-03 Xinyuan Luo , Shengmiao Jin , Hung-Jui Huang , Wenzhen Yuan

A particular type of assistive robots designed for physical interaction with objects could play an important role assisting with mobility and fall prevention in healthcare facilities. Autonomous mobile manipulation presents a hurdle prior…

机器人学 · 计算机科学 2020-11-12 Roya Sabbagh Novin , Amir Yazdani , Andrew Merryweather , Tucker Hermans

Assistive robot arms enable people with disabilities to conduct everyday tasks on their own. These arms are dexterous and high-dimensional; however, the interfaces people must use to control their robots are low-dimensional. Consider…

Self/other distinction and self-recognition are important skills for interacting with the world, as it allows humans to differentiate own actions from others and be self-aware. However, only a selected group of animals, mainly high order…

机器人学 · 计算机科学 2020-04-14 Pablo Lanillos , Jordi Pages , Gordon Cheng

Generalist robots that can perform a range of different tasks in open-world settings must be able to not only reason about the steps needed to accomplish their goals, but also process complex instructions, prompts, and even feedback during…

Uncertainty of environments has long been a difficult characteristic to handle, when performing real-world robot tasks. This is because the uncertainty produces unexpected observations that cannot be covered by manual scripting. Learning…

机器人学 · 计算机科学 2024-10-02 Hyogo Hiruma , Hiroshi Ito , Tetusya Ogata

Imitation learning has gained immense popularity because of its high sample-efficiency. However, in real-world scenarios, where the trajectory distribution of most of the tasks dynamically shifts, model fitting on continuously aggregated…

机器学习 · 计算机科学 2023-07-04 Kiran Lekkala , Sami Abu-El-Haija , Laurent Itti

Observing a human demonstrator manipulate objects provides a rich, scalable and inexpensive source of data for learning robotic policies. However, transferring skills from human videos to a robotic manipulator poses several challenges, not…

机器人学 · 计算机科学 2023-03-08 Minttu Alakuijala , Gabriel Dulac-Arnold , Julien Mairal , Jean Ponce , Cordelia Schmid

We investigate active learning in the context of deep neural network models for change detection and map updating. Active learning is a natural choice for a number of remote sensing tasks, including the detection of local surface changes:…

计算机视觉与模式识别 · 计算机科学 2020-08-26 Vít Růžička , Stefano D'Aronco , Jan Dirk Wegner , Konrad Schindler

In order to successfully perform tasks specified by natural language instructions, an artificial agent operating in a visual world needs to map words, concepts, and actions from the instruction to visual elements in its environment. This…

计算机视觉与模式识别 · 计算机科学 2019-10-15 Soumik Dasgupta , Badri N. Patro , Vinay P. Namboodiri

Recent years have witnessed many successful trials in the robot learning field. For contact-rich robotic tasks, it is challenging to learn coordinated motor skills by reinforcement learning. Imitation learning solves this problem by using a…

机器人学 · 计算机科学 2023-11-02 Linqi Ye , Jiayi Li , Yi Cheng , Xianhao Wang , Bin Liang , Yan Peng