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Preference-based Reinforcement Learning (PbRL) provides a way to learn high-performance policies in environments where the reward signal is hard to specify, avoiding heuristic and time-consuming reward design. However, PbRL can suffer from…

机器学习 · 计算机科学 2025-07-02 Chenyang Cao , Miguel Rogel-García , Mohamed Nabail , Xueqian Wang , Nicholas Rhinehart

Reinforcement learning methods as a promising technique have achieved superior results in the motion planning of free-floating space robots. However, due to the increase in planning dimension and the intensification of system dynamics…

机器人学 · 计算机科学 2022-09-07 Yuxue Cao , Shengjie Wang , Xiang Zheng , Wenke Ma , Xinru Xie , Lei Liu

Current reinforcement learning (RL) in robotics often experiences difficulty in generalizing to new downstream tasks due to the innate task-specific training paradigm. To alleviate it, unsupervised RL, a framework that pre-trains the agent…

机器人学 · 计算机科学 2022-10-13 Daesol Cho , Jigang Kim , H. Jin Kim

We develop a hybrid control approach for robot learning based on combining learned predictive models with experience-based state-action policy mappings to improve the learning capabilities of robotic systems. Predictive models provide an…

机器人学 · 计算机科学 2020-06-09 Ian Abraham , Alexander Broad , Allison Pinosky , Brenna Argall , Todd D. Murphey

Reinforcement learning provides a general framework for flexible decision making and control, but requires extensive data collection for each new task that an agent needs to learn. In other machine learning fields, such as natural language…

机器学习 · 计算机科学 2020-11-20 Avi Singh , Huihan Liu , Gaoyue Zhou , Albert Yu , Nicholas Rhinehart , Sergey Levine

Reinforcement learning (RL) is a promising approach. However, success is limited to real-world applications, because ensuring safe exploration and facilitating adequate exploitation is a challenge for controlling robotic systems with…

机器人学 · 计算机科学 2022-08-29 Mingyu Cai , Cristian-Ioan Vasile

The pre-training of visual representations has enhanced the efficiency of robot learning. Due to the lack of large-scale in-domain robotic datasets, prior works utilize in-the-wild human videos to pre-train robotic visual representation.…

机器人学 · 计算机科学 2024-10-31 Guangqi Jiang , Yifei Sun , Tao Huang , Huanyu Li , Yongyuan Liang , Huazhe Xu

In this paper, we present a robotic model-based reinforcement learning method that combines ideas from model identification and model predictive control. We use a feature-based representation of the dynamics that allows the dynamics model…

机器学习 · 计算机科学 2016-03-16 Christopher Xie , Sachin Patil , Teodor Moldovan , Sergey Levine , Pieter Abbeel

Robotic systems driven by artificial muscles present unique challenges due to the nonlinear dynamics of actuators and the complex designs of mechanical structures. Traditional model-based controllers often struggle to achieve desired…

机器人学 · 计算机科学 2025-08-12 Jiyue Tao , Yunsong Zhang , Sunil Kumar Rajendran , Feitian Zhang

Existing work on continual learning (CL) is primarily devoted to developing algorithms for models trained from scratch. Despite their encouraging performance on contrived benchmarks, these algorithms show dramatic performance drops in…

计算机视觉与模式识别 · 计算机科学 2024-07-08 Kuan-Ying Lee , Yuanyi Zhong , Yu-Xiong Wang

Reinforcement Learning (RL) methods have been proven successful in solving manipulation tasks autonomously. However, RL is still not widely adopted on real robotic systems because working with real hardware entails additional challenges,…

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

Reinforcement Learning (RL) is a method for learning decision-making tasks that could enable robots to learn and adapt to their situation on-line. For an RL algorithm to be practical for robotic control tasks, it must learn in very few…

人工智能 · 计算机科学 2015-03-19 Todd Hester , Michael Quinlan , Peter Stone

Robotic manipulation holds the potential to replace humans in the execution of tedious or dangerous tasks. However, control-based approaches are not suitable due to the difficulty of formally describing open-world manipulation in reality,…

机器人学 · 计算机科学 2023-11-21 Zihao Liu , Xing Liu , Yizhai Zhang , Zhengxiong Liu , Panfeng Huang

Deep learning has provided new ways of manipulating, processing and analyzing data. It sometimes may achieve results comparable to, or surpassing human expert performance, and has become a source of inspiration in the era of artificial…

机器人学 · 计算机科学 2021-02-09 Rongrong Liu , Florent Nageotte , Philippe Zanne , Michel de Mathelin , Birgitta Dresp-Langley

How can a robot safely navigate around people with complex motion patterns? Deep Reinforcement Learning (DRL) in simulation holds some promise, but much prior work relies on simulators that fail to capture the nuances of real human motion.…

机器人学 · 计算机科学 2025-02-17 James R. Han , Hugues Thomas , Jian Zhang , Nicholas Rhinehart , Timothy D. Barfoot

Electric motors are crucial in many applications, but traditional control methods struggle with nonlinearities, parameter uncertainties, and external disturbances. Reinforcement Learning (RL) offers a promising solution as a data-driven…

系统与控制 · 电气工程与系统科学 2024-12-25 Danial Kazemikia

Learning from Demonstrations (LfD) and Reinforcement Learning (RL) have enabled robot agents to accomplish complex tasks. Reward Machines (RMs) enhance RL's capability to train policies over extended time horizons by structuring high-level…

机器人学 · 计算机科学 2024-12-16 Mattijs Baert , Sam Leroux , Pieter Simoens

Building a lifelong robot that can effectively leverage prior knowledge for continuous skill acquisition remains significantly challenging. Despite the success of experience replay and parameter-efficient methods in alleviating catastrophic…

机器人学 · 计算机科学 2025-06-03 Yuanqi Yao , Siao Liu , Haoming Song , Delin Qu , Qizhi Chen , Yan Ding , Bin Zhao , Zhigang Wang , Xuelong Li , Dong Wang

Preference-based reinforcement learning (PbRL) can enable robots to learn to perform tasks based on an individual's preferences without requiring a hand-crafted reward function. However, existing approaches either assume access to a…

机器学习 · 计算机科学 2024-02-13 Yi Liu , Gaurav Datta , Ellen Novoseller , Daniel S. Brown