English
Related papers

Related papers: Learning Robot Exploration Strategy with 4D Point-…

200 papers

This study presents a new methodology for learning-based motion planning for autonomous exploration using aerial robots. Through the reinforcement learning method of learning through trial and error, the action policy is derived that can…

Robotics · Computer Science 2021-10-06 Sunggoo Jung , David Hyunchul Shim

Exploration in an unknown environment is the core functionality for mobile robots. Learning-based exploration methods, including convolutional neural networks, provide excellent strategies without human-designed logic for the feature…

Robotics · Computer Science 2016-10-10 Lei Tai , Ming Liu

Self-supervised goal proposal and reaching is a key component for exploration and efficient policy learning algorithms. Such a self-supervised approach without access to any oracle goal sampling distribution requires deep exploration and…

Robotics · Computer Science 2021-04-28 Homanga Bharadhwaj , Animesh Garg , Florian Shkurti

3D point cloud segmentation is an important function that helps robots understand the layout of their surrounding environment and perform tasks such as grasping objects, avoiding obstacles, and finding landmarks. Current segmentation…

Computer Vision and Pattern Recognition · Computer Science 2021-03-17 Jingdao Chen , Zsolt Kira , Yong K. Cho

In this paper we propose a planner for 3D exploration that is suitable for applications using state-of-the-art 3D sensors such as lidars, which produce large point clouds with each scan. The planner is based on the detection of a frontier -…

Robotics · Computer Science 2021-09-15 Ana Batinović , Tamara Petrović , Antun Ivanovic , Frano Petric , Stjepan Bogdan

This work focuses on the problem of visual target navigation, which is very important for autonomous robots as it is closely related to high-level tasks. To find a special object in unknown environments, classical and learning-based…

Robotics · Computer Science 2023-12-27 Bangguo Yu , Hamidreza Kasaei , Ming Cao

Autonomous robots require high degrees of cognitive and motoric intelligence to come into our everyday life. In non-structured environments and in the presence of uncertainties, such degrees of intelligence are not easy to obtain.…

We propose a robotic learning system for autonomous exploration and navigation in unexplored environments. We are motivated by the idea that even an unseen environment may be familiar from previous experiences in similar environments. The…

Robotics · Computer Science 2022-11-24 Huangying Zhan , Hamid Rezatofighi , Ian Reid

This paper considers the problem of efficient exploration of unseen environments, a key challenge in AI. We propose a `learning to explore' framework where we learn a policy from a distribution of environments. At test time, presented with…

Machine Learning · Computer Science 2019-10-30 Hanjun Dai , Yujia Li , Chenglong Wang , Rishabh Singh , Po-Sen Huang , Pushmeet Kohli

We describe a robotic learning system for autonomous exploration and navigation in diverse, open-world environments. At the core of our method is a learned latent variable model of distances and actions, along with a non-parametric…

Robotics · Computer Science 2023-10-12 Dhruv Shah , Benjamin Eysenbach , Gregory Kahn , Nicholas Rhinehart , Sergey Levine

This work presents a modular and hierarchical approach to learn policies for exploring 3D environments, called `Active Neural SLAM'. Our approach leverages the strengths of both classical and learning-based methods, by using analytical path…

Computer Vision and Pattern Recognition · Computer Science 2020-04-13 Devendra Singh Chaplot , Dhiraj Gandhi , Saurabh Gupta , Abhinav Gupta , Ruslan Salakhutdinov

The path planning problem for autonomous exploration of an unknown region by a robotic agent typically employs frontier-based or information-theoretic heuristics. Frontier-based heuristics typically evaluate the information gain of a…

Robotics · Computer Science 2020-11-11 Di Deng , Zhefan Xu , Wenbo Zhao , Kenji Shimada

Algorithms for motion planning in unknown environments are generally limited in their ability to reason about the structure of the unobserved environment. As such, current methods generally navigate unknown environments by relying on…

Robotics · Computer Science 2019-10-21 Amine Elhafsi , Boris Ivanovic , Lucas Janson , Marco Pavone

Accurate traversability estimation is essential for safe and effective navigation of outdoor robots operating in complex environments. This paper introduces a novel experience-based method that allows robots to autonomously learn which…

We consider an autonomous exploration problem in which a range-sensing mobile robot is tasked with accurately mapping the landmarks in an a priori unknown environment efficiently in real-time; it must choose sensing actions that both curb…

Robotics · Computer Science 2020-07-27 Fanfei Chen , John D. Martin , Yewei Huang , Jinkun Wang , Brendan Englot

Representation learning and unsupervised skill discovery can allow robots to acquire diverse and reusable behaviors without the need for task-specific rewards. In this work, we use unsupervised reinforcement learning to learn a latent…

Autonomous exploration allows mobile robots to navigate in initially unknown territories in order to build complete representations of the environments. In many real-life applications, environments often contain dynamic obstacles which can…

Robotics · Computer Science 2021-07-30 Valentina Cavinato , Thomas Eppenberger , Dina Youakim , Roland Siegwart , Renaud Dubé

Intrinsically motivated goal exploration algorithms enable machines to discover repertoires of policies that produce a diversity of effects in complex environments. These exploration algorithms have been shown to allow real world robots to…

Machine Learning · Computer Science 2018-10-11 Alexandre Péré , Sébastien Forestier , Olivier Sigaud , Pierre-Yves Oudeyer

Localization in challenging, natural environments such as forests or woodlands is an important capability for many applications from guiding a robot navigating along a forest trail to monitoring vegetation growth with handheld sensors. In…

Robotics · Computer Science 2019-02-28 Georgi Tinchev , Adrian Penate-Sanchez , Maurice Fallon

This paper studies the problem of autonomous exploration under localization uncertainty for a mobile robot with 3D range sensing. We present a framework for self-learning a high-performance exploration policy in a single simulation…

Robotics · Computer Science 2021-05-12 Fanfei Chen , Paul Szenher , Yewei Huang , Jinkun Wang , Tixiao Shan , Shi Bai , Brendan Englot