Results 31 to 40 of about 11,294 (297)

Neural Network Dynamics for Path Planning and Obstacle Avoidance [PDF]

open access: yesNeural Networks, 1995
Abstract A model of a topologically organized neural network of a Hopfield type with nonlinear analog neurons is shown to be very effective for path planning and obstacle avoidance. This deterministic system can rapidly provide a proper path, from any arbitrary start position to any target position, avoiding both static and moving obstacles of ...
Glasius, R.   +2 more
openaire   +4 more sources

Localisation and Mapping Using a Laser Range Finder: A Goal-Seeking Approach [PDF]

open access: yes, 2009
In this paper we examine the problem of localisation and mapping of an unknown environment using data from a laser range finder. In order to support our method we detect landmarks in the environment using the same laser finder.
Sotirios Ch. Diamantas   +3 more
core   +1 more source

Autonomous Obstacle Avoidance Algorithm for Unmanned Surface Vehicles Based on an Improved Velocity Obstacle Method

open access: yesISPRS International Journal of Geo-Information, 2021
Focusing on the collision avoidance problem for Unmanned Surface Vehicles (USVs) in the scenario of multi-vessel encounters, a USV autonomous obstacle avoidance algorithm based on the improved velocity obstacle method is proposed.
Jia Ren, Jing Zhang, Yani Cui
doaj   +1 more source

Three-Dimensional Autonomous Obstacle Avoidance Algorithm for UAV Based on Circular Arc Trajectory

open access: yesInternational Journal of Aerospace Engineering, 2021
This paper proposes an innovative and efficient three-dimensional (3D) autonomous obstacle algorithm for unmanned aerial vehicles (UAVs) which works by generating circular arc trajectories to avoid obstacles.
Jiandong Guo   +4 more
doaj   +1 more source

Dynamic Planning for Obstacle Avoidance of Crawler Based on Gaussian Model

open access: yesIEEE Access, 2023
In order to solve the problems of obstacle avoidance planning and trajectory optimization of unmanned platform in hilly orchards, this paper proposes a dynamic planning algorithm based on Gaussian probability model to predict dynamic obstacle behavior ...
Ying Zhao   +5 more
doaj   +1 more source

Enforcing Constraints for Dynamic Obstacle Avoidance by Compliant Robots

open access: yes2023 IEEE International Conference on Robotics and Automation (ICRA), 2023
In this work a control scheme is proposed to enforce dynamic obstacle avoidance constraints to the full body of actively compliant robots. We argue that both compliance and accuracy are necessary to build safe collaborative robotic systems; obstacle avoidance is usually not enough, due to the reliance onĀ  perception systems which exhibit delays and ...
Koutras, Leonidas   +5 more
openaire   +1 more source

Hierarchical Dynamic Obstacle-Avoidance Strategy Combining Hybrid A* and DWA with Adaptive Path Re-Entry for Unmanned Surface Vessels

open access: yesApplied Sciences
Obstacle-avoidance risk threshold control and global discrete keypoint re-entry are critical factors influencing the smooth dynamic obstacle avoidance of unmanned vessels.
Qin Wang   +3 more
doaj   +1 more source

A Survey of Indoor UAV Obstacle Avoidance Research

open access: yesIEEE Access, 2023
UAV obstacle avoidance technology is one of the key factors to realize UAV autonomous flight, efficient and accurate obstacle avoidance is significant to complete the UAV autonomous flight task.
Junlin Li   +3 more
doaj   +1 more source

Dynamic obstacle avoidance and trajectory planning of five-axis redundant industrial manipulator [PDF]

open access: yes, 2023
Aiming at the problem that five axis redundant industrial manipulator dynamic obstacle avoidance and trajectory planning algorithm does not consider the minimum difference of each joint of the manipulator, which leads to low success rate of obstacle ...
Ma, Jian, Jian Ma
core   +1 more source

Dynamic Obstacle Avoidance for Mobile Robots Based on 2D Differential Euclidean Signed Distance Field Maps in Park Environment

open access: yesWorld Electric Vehicle Journal
In this paper, a novel and complete navigation system is proposed for mobile robots in a park environment, which can achieve safe and stable navigation as well as robust dynamic obstacle avoidance.
Jingze Zhong   +3 more
doaj   +1 more source

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