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Autonomous navigation is an essential capability of smart mobility for mobile robots. Traditional methods must have the environment map to plan a collision-free path in workspace. Deep reinforcement learning (DRL) is a promising technique…

Robotics · Computer Science 2019-04-23 Liulong Ma , Yanjie Liu , Jiao Chen , Dong Jin

How can a delivery robot navigate reliably to a destination in a new office building, with minimal prior information? To tackle this challenge, this paper introduces a two-level hierarchical approach, which integrates model-free deep…

Artificial Intelligence · Computer Science 2017-10-18 Wei Gao , David Hsu , Wee Sun Lee , Shengmei Shen , Karthikk Subramanian

Digital agriculture has evolved significantly over the last few years due to the technological developments in automation and computational intelligence applied to the agricultural sector, including vineyards which are a relevant crop in…

Computer Vision and Pattern Recognition · Computer Science 2022-08-18 T. Barros , P. Conde , G. Gonçalves , C. Premebida , M. Monteiro , C. S. S. Ferreira , U. J. Nunes

Service robotics is recently enhancing precision agriculture enabling many automated processes based on efficient autonomous navigation solutions. However, data generation and infield validation campaigns hinder the progress of large-scale…

In precision crop protection, (target-orientated) object detection in image processing can help navigate Unmanned Aerial Vehicles (UAV, crop protection drones) to the right place to apply the pesticide. Unnecessary application of non-target…

Computer Vision and Pattern Recognition · Computer Science 2021-03-09 Zhenwang Qin , Wensheng Wang , Karl-Heinz Dammer , Leifeng Guo , Zhen Cao

Autonomous vehicle navigation in unstructured environments, such as forests and mountainous regions, presents significant challenges due to irregular terrain and complex road conditions. This work provides a comparative evaluation of…

Robotics · Computer Science 2025-07-09 Chang Liu , Zhexiong Xue , Tamas Sziranyi

The segmentation of drivable areas and road anomalies are critical capabilities to achieve autonomous navigation for robotic wheelchairs. The recent progress of semantic segmentation using deep learning techniques has presented effective…

Computer Vision and Pattern Recognition · Computer Science 2021-04-21 Hengli Wang , Yuxiang Sun , Ming Liu

This work presents a decentralized motion planning framework for addressing the task of multi-robot navigation using deep reinforcement learning. A custom simulator was developed in order to experimentally investigate the navigation problem…

We present a navigation system that combines ideas from hierarchical planning and machine learning. The system uses a traditional global planner to compute optimal paths towards a goal, and a deep local trajectory planner and velocity…

Autonomous navigation of a robot in agricultural fields is essential for every task from crop monitoring to weed management and fertilizer application. Many current approaches rely on accurate GPS, however, such technology is expensive and…

Robotics · Computer Science 2022-10-13 Alireza Ahmadi , Michael Halstead , Chris McCool

Autonomous navigation is a long-standing field of robotics research, which provides an essential capability for mobile robots to execute a series of tasks on the same environments performed by human everyday. In this chapter, we present a…

Robotics · Computer Science 2020-12-08 Anh Nguyen , Quang Tran

This study focuses on optimizing path planning for unmanned ground vehicles (UGVs) in precision agriculture using deep reinforcement learning (DRL) techniques in continuous action spaces. The research begins with a review of traditional…

Robotics · Computer Science 2026-01-09 Laukik Patade , Rohan Rane , Sandeep Pillai

Achieving success in agricultural activities heavily relies on precise navigation in row crop fields. Recently, segmentation-based navigation has emerged as a reliable technique when GPS-based localization is unavailable or higher accuracy…

Machine vision is a critical subsystem for enabling robots to be able to perform a variety of tasks in orchard environments. However, orchards are highly visually complex environments, and computer vision algorithms operating in them must…

Computer Vision and Pattern Recognition · Computer Science 2022-03-01 Alexander You , Cindy Grimm , Joseph R. Davidson

This paper presents a strategy to guide a mobile ground robot equipped with a camera or depth sensor, in order to autonomously map the visible part of a bounded three-dimensional structure. We describe motion planning algorithms that…

Robotics · Computer Science 2017-11-15 Manikandasriram Srinivasan Ramanagopal , André Phu-Van Nguyen , Jerome Le Ny

In the area of autonomous driving, navigating off-road terrains presents a unique set of challenges, from unpredictable surfaces like grass and dirt to unexpected obstacles such as bushes and puddles. In this work, we present a novel…

Robotics · Computer Science 2025-05-15 Akhil Nagariya , Dimitar Filev , Srikanth Saripalli , Gaurav Pandey

This work describes the process of integrating a depth camera into the navigation system of a self-driving ground vehicle (SDV) and the implementation of a multilayer costmap that enhances the vehicle's obstacle identification process by…

Robotics · Computer Science 2024-11-20 Jhair S. Gallego , Ricardo E. Ramirez

This study develops a robot mobility policy based on deep reinforcement learning. Since traditional methods of conventional robotic navigation depend on accurate map reproduction as well as require high-end sensors, learning-based methods…

Robotics · Computer Science 2020-12-22 Minh Q. Tran , Ngoc Q. Ly

We propose to take a novel approach to robot system design where each building block of a larger system is represented as a differentiable program, i.e. a deep neural network. This representation allows for integrating algorithmic planning…

Robotics · Computer Science 2018-07-19 Peter Karkus , David Hsu , Wee Sun Lee

In this work, we present a comparative analysis of the trajectories estimated from various Simultaneous Localization and Mapping (SLAM) systems in a simulation environment for vineyards. Vineyard environment is challenging for SLAM methods,…

Robotics · Computer Science 2021-07-13 Ibrahim Hroob , Riccardo Polvara , Sergi Molina , Grzegorz Cielniak , Marc Hanheide