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Mobile robots are increasingly being employed for performing complex tasks in dynamic environments. Reinforcement learning (RL) methods are recognized to be promising for specifying such tasks in a relatively simple manner. However, the…

Artificial Intelligence · Computer Science 2017-11-08 Angel Martínez-Tenor , Juan Antonio Fernández-Madrigal , Ana Cruz-Martín , Javier González-Jiménez

Reinforcement Learning (RL) has emerged as a powerful paradigm in Artificial Intelligence (AI), enabling agents to learn optimal behaviors through interactions with their environments. Drawing from the foundations of trial and error, RL…

Artificial Intelligence · Computer Science 2025-02-04 Majid Ghasemi , Amir Hossein Moosavi , Dariush Ebrahimi

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…

Machine Learning · Computer Science 2024-02-13 Yi Liu , Gaurav Datta , Ellen Novoseller , Daniel S. Brown

Reinforcement learning continuously optimizes decision-making based on real-time feedback reward signals through continuous interaction with the environment, demonstrating strong adaptive and self-learning capabilities. In recent years, it…

Robotics · Computer Science 2024-08-15 Zixiang Wang , Hao Yan , Yining Wang , Zhengjia Xu , Zhuoyue Wang , Zhizhong Wu

Deep reinforcement learning (deep RL) holds the promise of automating the acquisition of complex controllers that can map sensory inputs directly to low-level actions. In the domain of robotic locomotion, deep RL could enable learning…

Machine Learning · Computer Science 2019-06-20 Tuomas Haarnoja , Sehoon Ha , Aurick Zhou , Jie Tan , George Tucker , Sergey Levine

Mobile robots, especially those driving outdoors and in unstructured terrain, sometimes suffer from failures and errors in locomotion, like unevenly pressurized or flat tires, loose axes or de-tracked tracks. Those are errors that go…

Robotics · Computer Science 2020-05-12 Xiaoling Long , Sören Schwertfeger

We describe an algorithm for motion planning based on expert demonstrations of a skill. In order to teach robots to perform complex object manipulation tasks that can generalize robustly to new environments, we must (1) learn a…

Robotics · Computer Science 2016-02-16 Chris Paxton , Marin Kobilarov , Gregory D. Hager

Deep Reinforcement Learning has enabled the learning of policies for complex tasks in partially observable environments, without explicitly learning the underlying model of the tasks. While such model-free methods achieve considerable…

Machine Learning · Computer Science 2017-01-11 Tanmay Shankar , Santosha K. Dwivedy , Prithwijit Guha

Motion planning is a crucial aspect of robot autonomy as it involves identifying a feasible motion path to a destination while taking into consideration various constraints, such as input, safety, and performance constraints, without…

Robotics · Computer Science 2023-06-14 Dengyu Zhang , Guobin Zhu , Qingrui Zhang

Reinforcement learning (RL), with its ability to explore and optimize policies in complex, dynamic decision-making tasks, has emerged as a promising approach to addressing motion planning (MoP) challenges in autonomous driving (AD). Despite…

Machine Learning · Computer Science 2025-04-01 Zhuoren Li , Guizhe Jin , Ran Yu , Zhiwen Chen , Nan Li , Wei Han , Lu Xiong , Bo Leng , Jia Hu , Ilya Kolmanovsky , Dimitar Filev

For real-world deployments, it is critical to allow robots to navigate in complex environments autonomously. Traditional methods usually maintain an internal map of the environment, and then design several simple rules, in conjunction with…

Robotics · Computer Science 2021-04-16 Yuanyang Zhu , Zhi Wang , Chunlin Chen , Daoyi Dong

Quadrupedal robots have played a crucial role in various environments, from structured environments to complex harsh terrains, thanks to their agile locomotion ability. However, these robots can easily lose their locomotion functionality if…

Robotics · Computer Science 2024-03-04 Mincheol Kim , Ukcheol Shin , Jung-Yup Kim

Task-motion planning (TMP) addresses the problem of efficiently generating executable and low-cost task plans in a discrete space such that the (initially unknown) action costs are determined by motion plans in a corresponding continuous…

Robotics · Computer Science 2018-11-26 Yuqian Jiang , Fangkai Yang , Shiqi Zhang , Peter Stone

Robotic navigation in environments shared with other robots or humans remains challenging because the intentions of the surrounding agents are not directly observable and the environment conditions are continuously changing. Local…

Robotics · Computer Science 2021-03-01 Bruno Brito , Michael Everett , Jonathan P. How , Javier Alonso-Mora

Moving in dynamic pedestrian environments is one of the important requirements for autonomous mobile robots. We present a model-based reinforcement learning approach for robots to navigate through crowded environments. The navigation policy…

Robotics · Computer Science 2020-11-10 Yuxiang Cui , Haodong Zhang , Yue Wang , Rong Xiong

The successful operation of mobile robots requires them to adapt rapidly to environmental changes. To develop an adaptive decision-making tool for mobile robots, we propose a novel algorithm that combines meta-reinforcement learning…

Robotics · Computer Science 2022-07-21 Jaeuk Shin , Astghik Hakobyan , Mingyu Park , Yeoneung Kim , Gihun Kim , Insoon Yang

Model-driven engineering problems often require complex model transformations (MTs), i.e., MTs that are chained in extensive sequences. Pertinent examples of such problems include model synchronization, automated model repair, and design…

Software Engineering · Computer Science 2025-08-08 Kyanna Dagenais , Istvan David

We present a learning-based mapless motion planner by taking the sparse 10-dimensional range findings and the target position with respect to the mobile robot coordinate frame as input and the continuous steering commands as output.…

Robotics · Computer Science 2017-07-24 Lei Tai , Giuseppe Paolo , Ming Liu

Recent work has shown that complex manipulation skills, such as pushing or pouring, can be learned through state-of-the-art learning based techniques, such as Reinforcement Learning (RL). However, these methods often have high…

Robot assistants for older adults and people with disabilities need to interact with their users in collaborative tasks. The core component of these systems is an interaction manager whose job is to observe and assess the task, and infer…