Results 31 to 40 of about 1,286,456 (286)

Obstacle Avoidance Path Planning for UAV Based on Artificial Potential Field Improved by Collision Cone [PDF]

open access: yesJisuanji gongcheng, 2018
In order to solve the problem that the artificial potential field method for Unmanned Aerial Vehicle (UAV) flight path planning is easy to fall into the local optimal and jitter in the narrow channel,a path planning algorithm based on potential field ...
XIONG Chao,XIE Wujie,DONG Wenhan
doaj   +1 more source

Optimal Exploitation of the Sentinel-2 Spectral Capabilities for Crop Leaf Area Index Mapping [PDF]

open access: yes, 2012
The continuously increasing demand of accurate quantitative high quality information on land surface properties will be faced by a new generation of environmental Earth observation (EO) missions.
D'Urso, Guido   +4 more
core   +2 more sources

Research on Path Planning Algorithm for Driverless Vehicles

open access: yesMathematics, 2022
In a complex environment, although the artificial potential field (APF) method of improving the repulsion function solves the defect of local minimum, the planned path has an oscillation phenomenon which cannot meet the vehicle motion.
Hao Ma, Wenhui Pei, Qi Zhang
doaj   +1 more source

Tunable gauge potential for neutral and spinless particles in driven lattices

open access: yes, 2012
We present a universal method to create a tunable, artificial vector gauge potential for neutral particles trapped in an optical lattice. The necessary Peierls phase of the hopping parameters between neighboring lattice sites is generated by applying a ...
A. Eckardt   +9 more
core   +1 more source

Autonomous homing and docking tasks for an underwater vehicle

open access: yes, 2009
This paper briefly introduces a strategy for autonomous homing and docking tasks using an autonomous underwater vehicle. The control and guidance based path following for those tasks are described in this work.
Wilson, P. A.
core   +1 more source

A Mixed Data-Based Deep Neural Network to Estimate Leaf Area Index in Wheat Breeding Trials [PDF]

open access: yes, 2020
Remote and non-destructive estimation of leaf area index (LAI) has been a challenge in the last few decades as the direct and indirect methods available are laborious and time-consuming.
Apolo Apolo, Orly Enrique   +3 more
core   +1 more source

Improved Artificial Potential Field Method Applied for AUV Path Planning [PDF]

open access: yesMathematical Problems in Engineering, 2020
With the topics related to the intelligent AUV, control and navigation have become one of the key researching fields. This paper presents a concise and reliable path planning method for AUV based on the improved APF method. AUV can make the decision on obstacle avoidance in terms of the state of itself and the motion of obstacles.
Xiaojing Fan   +4 more
openaire   +1 more source

On-orbit assembly using superquadric potential fields [PDF]

open access: yes, 2008
The autonomous on-orbit assembly of a large space structure is presented using a method based on superquadric artificial potential fields. The final configuration of the elements which form the structure is represented as the minimum of some attractive ...
Ahmed Badawy   +9 more
core   +1 more source

Magnetic field evolution in simulations with Euler potentials

open access: yes, 2009
Using two- and three-dimensional hydromagnetic simulations for a range of different flows, including laminar and turbulent ones, it is shown that solutions expressing the field in terms of Euler potentials (EP) are in general incorrect if the EP are ...
Axel Brandenburg   +21 more
core   +1 more source

Two-leg ladder Bose Hubbard models with staggered fluxes [PDF]

open access: yes, 2018
We investigate the ground state properties of ultracold atoms trapped in a two-leg ladder potential in the presence of an artificial magnetic field in a staggered configuration.
Busch, Thomas   +4 more
core   +3 more sources

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