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Autonomous navigation capabilities play a critical role in service robots operating in environments where human interactions are pivotal, due to the dynamic and unpredictable nature of these environments. However, the variability in human…

Robotics · Computer Science 2024-04-09 Mannan Saeed Muhammad , Estrella Montero

Maritime autonomous transportation has played a crucial role in the globalization of the world economy. Deep Reinforcement Learning (DRL) has been applied to automatic path planning to simulate vessel collision avoidance situations in open…

Artificial Intelligence · Computer Science 2021-06-29 Nader Zare , Bruno Brandoli , Mahtab Sarvmaili , Amilcar Soares , Stan Matwin

Autonomous navigation is challenging for mobile robots, especially in an unknown environment. Commonly, the robot requires multiple sensors to map the environment, locate itself, and make a plan to reach the target. However, reinforcement…

Robotics · Computer Science 2023-03-08 Miguel Quinones-Ramirez , Jorge Rios-Martinez , Victor Uc-Cetina

Despite advances in hierarchical reinforcement learning, its applications to path planning in autonomous driving on highways are challenging. One reason is that conventional hierarchical reinforcement learning approaches are not amenable to…

Machine Learning · Computer Science 2021-11-11 Jaehyun Kim , Jaeseung Jeong

Reinforcement Learning (RL) is increasingly used in autonomous driving (AD) and shows clear advantages. However, most RL-based AD methods overlook policy structure design. An RL policy that only outputs short-timescale vehicle control…

Robotics · Computer Science 2025-11-25 Guizhe Jin , Zhuoren Li , Bo Leng , Ran Yu , Lu Xiong , Chen Sun

In this paper, we introduce HDPlanner, a deep reinforcement learning (DRL) based framework designed to tackle two core and challenging tasks for mobile robots: autonomous exploration and navigation, where the robot must optimize its…

Robotics · Computer Science 2024-08-08 Jingsong Liang , Yuhong Cao , Yixiao Ma , Hanqi Zhao , Guillaume Sartoretti

We consider the problem of indoor building-scale social navigation, where the robot must reach a point goal as quickly as possible without colliding with humans who are freely moving around. Factors such as varying crowd densities,…

Robotics · Computer Science 2025-06-04 Arnab Debnath , Gregory J. Stein , Jana Kosecka

Accurate and robust trajectory prediction of neighboring agents is critical for autonomous vehicles traversing in complex scenes. Most methods proposed in recent years are deep learning-based due to their strength in encoding complex…

Robotics · Computer Science 2023-03-27 Yujun Jiao , Mingze Miao , Zhishuai Yin , Chunyuan Lei , Xu Zhu , Linzhen Nie , Bo Tao

Automated driving in urban settings is challenging. Human participant behavior is difficult to model, and conventional, rule-based Automated Driving Systems (ADSs) tend to fail when they face unmodeled dynamics. On the other hand, the more…

Artificial Intelligence · Computer Science 2020-05-20 Ekim Yurtsever , Linda Capito , Keith Redmill , Umit Ozguner

Academic research in the field of autonomous vehicles has reached high popularity in recent years related to several topics as sensor technologies, V2X communications, safety, security, decision making, control, and even legal and…

Machine Learning · Computer Science 2020-01-31 Szilárd Aradi

Reinforcement learning-based mapless navigation holds significant potential. However, it faces challenges in indoor environments with local minima area. This paper introduces a safe mapless navigation framework utilizing hierarchical…

Robotics · Computer Science 2025-03-18 Jianqi Gao , Xizheng Pang , Qi Liu , Yanjie Li

Intelligent agents need to select long sequences of actions to solve complex tasks. While humans easily break down tasks into subgoals and reach them through millions of muscle commands, current artificial intelligence is limited to tasks…

Artificial Intelligence · Computer Science 2022-06-10 Danijar Hafner , Kuang-Huei Lee , Ian Fischer , Pieter Abbeel

Reinforcement Learning is an area of Machine Learning focused on how agents can be trained to make sequential decisions, and achieve a particular goal within an arbitrary environment. While learning, they repeatedly take actions based on…

Industrial robots are widely used in diverse manufacturing environments. Nonetheless, how to enable robots to automatically plan trajectories for changing tasks presents a considerable challenge. Further complexities arise when robots…

Robotics · Computer Science 2025-02-27 Siddharth Singh , Tian Yu , Qing Chang , John Karigiannis , Shaopeng Liu

The design and deployment of autonomous systems for space missions require robust solutions to navigate strict reliability constraints, extended operational duration, and communication challenges. This study evaluates the stability and…

Robotics · Computer Science 2025-03-04 Henry Lei , Zachary S. Lippay , Anonto Zaman , Joshua Aurand , Amin Maghareh , Sean Phillips

Humans are known to construct cognitive maps of their everyday surroundings using a variety of perceptual inputs. As such, when a human is asked for directions to a particular location, their wayfinding capability in converting this…

Robotics · Computer Science 2020-11-03 Vishnu Sashank Dorbala , Arjun Srinivasan , Aniket Bera

Navigating fluently around pedestrians is a necessary capability for mobile robots deployed in human environments, such as buildings and homes. While research on social navigation has focused mainly on the scalability with the number of…

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

Mobile robot navigation has seen extensive research in the last decades. The aspect of collaboration with robots and humans sharing workspaces will become increasingly important in the future. Therefore, the next generation of mobile robots…

Multiagent Systems · Computer Science 2020-08-06 Tessa van der Heiden , Florian Mirus , Herke van Hoof

Control theory provides engineers with a multitude of tools to design controllers that manipulate the closed-loop behavior and stability of dynamical systems. These methods rely heavily on insights about the mathematical model governing the…

Robotics · Computer Science 2020-06-18 Simen Theie Havenstrøm , Adil Rasheed , Omer San