Results 11 to 20 of about 105,266 (285)

Intelligent Dynamic Collision Avoidance Strategy of Hydrogen Fuel Cell Unmanned Ship via Improved Fusion Dynamic Window Method

open access: yesIEEE Access, 2023
In this study, a novel fusion dynamic window method is proposed. The safety field obstacle model of obstacle ships is explored to improve the obstacle collection of speed obstacle method, so that the collision avoidance process of Hydrogen Fuel Cell ...
Zimin Wang
doaj   +1 more source

Wavefront Propagation and Fuzzy Based Autonomous Navigation [PDF]

open access: yes, 2005
Path planning and obstacle avoidance are the two major issues in any navigation system. Wavefront propagation algorithm, as a good path planner, can be used to determine an optimal path.
Al-Jumaily, Adel, Leung, Cindy
core   +4 more sources

An Obstacle-Avoidance Motion Planning Method for Redundant Space Robot via Reinforcement Learning

open access: yesActuators, 2023
On-orbit operation tasks require the space robot to work in an unstructured dynamic environment, where the end-effector’s trajectory and obstacle avoidance need to be guaranteed simultaneously.
Zeyuan Huang   +5 more
doaj   +1 more source

Dynamic Obstacle Avoidance and Path Planning through Reinforcement Learning

open access: yesApplied Sciences, 2023
The use of reinforcement learning (RL) for dynamic obstacle avoidance (DOA) algorithms and path planning (PP) has become increasingly popular in recent years. Despite the importance of RL in this growing technological era, few studies have systematically
Khawla Almazrouei   +2 more
doaj   +1 more source

Real-Time Path Planning for Obstacle Avoidance in Intelligent Driving Sightseeing Cars Using Spatial Perception

open access: yesApplied Sciences, 2023
The increasing prevalence of intelligent driving sightseeing vehicles in the tourism industry underscores the critical importance of real-time planning for effective local obstacle avoidance paths when these vehicles encounter obstacles during operation.
Xu Yang   +5 more
doaj   +1 more source

Dynamic Obstacle Avoidance for an Omnidirectional Mobile Robot [PDF]

open access: yesJournal of Robotics, 2010
We have established a novel method of obstacle-avoidance motion planning for mobile robots in dynamic environments, wherein the obstacles are moving with general velocities and accelerations, and their motion profiles are not preknown. A hybrid system is presented in which a global deliberate approach is applied to determine the motion in the desired ...
Robert L. Williams II, Jianhua Wu
openaire   +2 more sources

A dynamical system approach to realtime obstacle avoidance [PDF]

open access: yesAutonomous Robots, 2012
This paper presents a novel approach to real-time obstacle avoidance based on Dynamical Systems (DS) that ensures impenetrability of multiple convex shaped objects. The proposed method can be applied to perform obstacle avoidance in Cartesian and Joint spaces and using both autonomous and non-autonomous DS-based controllers. Obstacle avoidance proceeds
Seyed Mohammad Khansari-Zadeh   +1 more
openaire   +1 more source

Research on obstacle avoidance control method of multi-rotor aircraft in coal mine

open access: yesGong-kuang zidonghua, 2022
Multi-rotor aircraft has a good application prospect in coal mine production inspection because of its advantages of simple structure, hovering and multi-directional flight.
GUO Aijun   +6 more
doaj   +1 more source

Stereo and color analysis for dynamic obstacle avoidance [PDF]

open access: yesProceedings. 1998 IEEE Computer Society Conference on Computer Vision and Pattern Recognition (Cat. No.98CB36231), 2002
We develop a vision system for highly mobile autonomous agents that is capable of dynamic obstacle avoidance. We demonstrate the robust performance of the system in artificial animals with directable, foveated eyes, situated in physics-based virtual worlds.
Tamer F. Rabie, Demetri Terzopoulos
openaire   +1 more source

Self-Organizing Cooperative Pursuit Strategy for Multi-USV with Dynamic Obstacle Ships

open access: yesJournal of Marine Science and Engineering, 2022
A self-organizing cooperation strategy for multiple unmanned surface vessels (USVs) to pursue intelligent evaders in the case of a dynamic obstacle vessel is proposed.
Zhiyuan Sun   +3 more
doaj   +1 more source

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