Results 51 to 60 of about 16,130 (172)

Autonomous Navigation in Large‐Scale Underground Environments Based on a Purely Topological Understanding of Tunnel Networks

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT This work presents a non‐geometrical navigation approach based on a purely topological understanding of underground environments. By conceptualizing subterranean scenarios as a set of tunnels that intersect with each other, and taking a navigation approach based on topological instructions, we simplify the navigation problem to the sequential ...
Lorenzo Cano   +2 more
wiley   +1 more source

Path planning algorithm for a car-like robot based on cell decomposition method [PDF]

open access: yes, 2013
This project proposes an obstacle avoiding path planning algorithm based on cell decomposition method for a car-like robot. Dijkstra’s algorithm is applied in order to find the shortest path. Using cell decomposition, the free space of the robot is
Omar, Nurhanum
core  

Path‐Based Deep Reinforcement Learning for On‐Board Routing in Satellite Constellation Networks

open access: yesInternational Journal of Satellite Communications and Networking, EarlyView.
ABSTRACT Efficient usage of available network resources is a crucial factor for broadband services in interconnected satellite constellations. To meet required quality of service standards under heavy network loads, it is essential to optimize traffic distribution among the intersatellite links. To address this challenge, we propose an adaptive traffic
Manuel M. H. Roth   +4 more
wiley   +1 more source

Recent Application of Dijkstra’s Algorithm in the Process of Production Planning

open access: yesApplied Sciences, 2022
This paper aims to develop a method that could serve as a tool for evaluating extracted raw materials in terms of use by considering the place of extraction and consumption.
Marcel Behún   +4 more
doaj   +1 more source

Causal Domain Restriction for Eikonal Equations

open access: yes, 2014
Many applications require efficient methods for solving continuous shortest path problems. Such paths can be viewed as characteristics of static Hamilton-Jacobi equations.
Chacon, Adam   +2 more
core   +1 more source

Mapping School Accessibility in Africa: High‐Resolution Spatial Analysis Uncovers Inequalities in Education Access

open access: yesSustainable Development, EarlyView.
ABSTRACT Education is a cornerstone of sustainable development, yet large disparities in access persist across and within countries—particularly in Africa, where millions remain underserved. Among several factors influencing educational participation, physical accessibility to schools (in terms of travel time) is not comprehensively understood ...
Diana Jaramillo‐Araujo, Jim W. Hall
wiley   +1 more source

Potential of Using the Ant Colony Optimization Algorithm for Optimal Network Path Selection

open access: yesProceedings of the International Conference on Applied Innovations in IT
The article considers the possibilities of using the Ant Colony Optimization algorithm to find the shortest path in the network based on the selected criteria. Its performance is compared to Dijkstra's algorithm and LCA algorithm, which is widely used in
Oleksandra Yaroshevska, Veronika Kirova
doaj   +1 more source

Defining Equitable Geographic Districts in Road Networks via Stable Matching

open access: yes, 2017
We introduce a novel method for defining geographic districts in road networks using stable matching. In this approach, each geographic district is defined in terms of a center, which identifies a location of interest, such as a post office or polling ...
Eppstein, David   +3 more
core   +1 more source

Volume Quantization with Flexible Singularities for Hexahedral Meshing

open access: yesComputer Graphics Forum, EarlyView.
Abstract We present a novel algorithm for quantization and subsequent hexahedral mesh generation from seamless volumetric maps. Quantization is the process of choosing integers that represent the numbers of hexahedral elements to be placed in each region of the volume, and transforming the seamless map into an integer‐grid map matching that choice ...
H. Brückler, M. Campen
wiley   +1 more source

A QUANTUM IMPROVEMENT ON DIJKSTRA’S ALGORITHM FOR COMPUTER NETWORK ROUTING [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة, 2008
The aim of this paper is to improve the Dijkstra algorithm which is widely used in the internet routing. Quantum computing approach is used to improve the work of Dijkstra algorithm for network routing by exploiting the massive parallelism existing in ...
Rana F. Ghani, Ahmed T. Sadik
doaj   +1 more source

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