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Generalizing across robot embodiments and tasks is crucial for adaptive robotic systems. Modular policy learning approaches adapt to new embodiments but are limited to specific tasks, while few-shot imitation learning (IL) approaches often…

机器学习 · 计算机科学 2024-12-18 Seongwoong Cho , Donggyun Kim , Jinwoo Lee , Seunghoon Hong

The focus of this work is to enumerate the various approaches and algorithms that center around application of reinforcement learning in robotic ma- ]]nipulation tasks. Earlier methods utilized specialized policy representations and human…

机器人学 · 计算机科学 2017-02-01 Smruti Amarjyoti

A highly desirable property of a reinforcement learning (RL) agent -- and a major difficulty for deep RL approaches -- is the ability to generalize policies learned on a few tasks over a high-dimensional observation space to similar tasks…

机器学习 · 计算机科学 2022-03-17 Bogdan Mazoure , Ahmed M. Ahmed , Patrick MacAlpine , R Devon Hjelm , Andrey Kolobov

Zero-shot learning relies on semantic class representations such as hand-engineered attributes or learned embeddings to predict classes without any labeled examples. We propose to learn class representations by embedding nodes from common…

机器学习 · 计算机科学 2022-08-29 Nihal V. Nayak , Stephen H. Bach

Robots need to learn skills that can not only generalize across similar problems but also be directed to a specific goal. Previous methods either train a new skill for every different goal or do not infer the specific target in the presence…

Current end-to-end deep Reinforcement Learning (RL) approaches require jointly learning perception, decision-making and low-level control from very sparse reward signals and high-dimensional inputs, with little capability of incorporating…

机器学习 · 计算机科学 2019-10-10 Vibhavari Dasagi , Robert Lee , Serena Mou , Jake Bruce , Niko Sünderhauf , Jürgen Leitner

Generalizing policies to unseen scenarios remains a critical challenge in visual reinforcement learning, where agents often overfit to the specific visual observations of the training environment. In unseen environments, distracting pixels…

人工智能 · 计算机科学 2025-02-25 Jingbo Sun , Songjun Tu , Qichao Zhang , Ke Chen , Dongbin Zhao

This paper presents a reinforcement learning approach to synthesizing task-driven control policies for robotic systems equipped with rich sensory modalities (e.g., vision or depth). Standard reinforcement learning algorithms typically…

机器学习 · 计算机科学 2020-02-05 Vincent Pacelli , Anirudha Majumdar

Vision-based robotics often separates the control loop into one module for perception and a separate module for control. It is possible to train the whole system end-to-end (e.g. with deep RL), but doing it "from scratch" comes with a high…

机器人学 · 计算机科学 2020-11-16 Bryan Chen , Alexander Sax , Gene Lewis , Iro Armeni , Silvio Savarese , Amir Zamir , Jitendra Malik , Lerrel Pinto

Skilled robot task learning is best implemented by predictive action policies due to the inherent latency of sensorimotor processes. However, training such predictive policies is challenging as it involves finding a trajectory of motor…

机器人学 · 计算机科学 2017-03-03 Ali Ghadirzadeh , Atsuto Maki , Danica Kragic , Mårten Björkman

Generalization has been a long-standing challenge for reinforcement learning (RL). Visual RL, in particular, can be easily distracted by irrelevant factors in high-dimensional observation space. In this work, we consider robust policy…

机器学习 · 计算机科学 2021-06-18 Linxi Fan , Guanzhi Wang , De-An Huang , Zhiding Yu , Li Fei-Fei , Yuke Zhu , Anima Anandkumar

The study of zero-shot generalisation (ZSG) in deep Reinforcement Learning (RL) aims to produce RL algorithms whose policies generalise well to novel unseen situations at deployment time, avoiding overfitting to their training environments.…

机器学习 · 计算机科学 2023-01-20 Robert Kirk , Amy Zhang , Edward Grefenstette , Tim Rocktäschel

It is a long-standing challenge to enable an intelligent agent to learn in one environment and generalize to an unseen environment without further data collection and finetuning. In this paper, we consider a zero shot generalization problem…

机器学习 · 计算机科学 2021-03-16 Huazhe Xu , Boyuan Chen , Yang Gao , Trevor Darrell

Reinforcement learning is an emerging approach to control dynamical systems for which classical approaches are difficult to apply. However, trained agents may not generalize against the variations of system parameters. This paper presents…

系统与控制 · 电气工程与系统科学 2023-11-10 Abdel Gafoor Haddad , Igor Boiko , Yahya Zweiri

Although deep reinforcement learning (deep RL) methods have lots of strengths that are favorable if applied to autonomous driving, real deep RL applications in autonomous driving have been slowed down by the modeling gap between the source…

机器学习 · 计算机科学 2018-12-11 Zhuo Xu , Chen Tang , Masayoshi Tomizuka

This work introduces a neuro-symbolic agent that combines deep reinforcement learning (DRL) with temporal logic (TL) to achieve systematic zero-shot, i.e., never-seen-before, generalisation of formally specified instructions. In particular,…

机器学习 · 计算机科学 2021-09-14 Borja G. León , Murray Shanahan , Francesco Belardinelli

In this paper, we discuss the learning of generalised policies for probabilistic and classical planning problems using Action Schema Networks (ASNets). The ASNet is a neural network architecture that exploits the relational structure of…

人工智能 · 计算机科学 2020-05-06 Sam Toyer , Felipe Trevizan , Sylvie Thiébaux , Lexing Xie

Deep learning techniques have been widely applied, achieving state-of-the-art results in various fields of study. This survey focuses on deep learning solutions that target learning control policies for robotics applications. We carry out…

机器人学 · 计算机科学 2018-04-10 Lei Tai , Jingwei Zhang , Ming Liu , Joschka Boedecker , Wolfram Burgard

The class-agnostic counting (CAC) problem has caught increasing attention recently due to its wide societal applications and arduous challenges. To count objects of different categories, existing approaches rely on user-provided exemplars,…

计算机视觉与模式识别 · 计算机科学 2023-02-13 Mingjie Wang , Yande Li , Jun Zhou , Graham W. Taylor , Minglun Gong

Deep reinforcement learning (DRL) has achieved groundbreaking successes in a wide variety of robotic applications. A natural consequence is the adoption of this paradigm for safety-critical tasks, where human safety and expensive hardware…

机器人学 · 计算机科学 2022-06-22 Davide Corsi , Raz Yerushalmi , Guy Amir , Alessandro Farinelli , David Harel , Guy Katz