Results 91 to 100 of about 550,853 (271)

A NEW APPROACH ON SHORTEST PATH IN FUZZY ENVIRONMENT [PDF]

open access: yesICTACT Journal on Soft Computing, 2010
This paper introduces a new type of fuzzy shortest path network problem using triangular fuzzy number. To find the smallest edge by the fuzzy distance using graded mean integration representation of generalized fuzzy number for every node.
A. Nagoorgani, A. Mumtaj Begam
doaj  

Lazy Shortest Path Computation In Dynamic Graphs

open access: yesComputer Science, 2012
We address the problem of single-source shortest path computation in digraphs with non-negative edge weights subjected to frequent edge weight decreases such that only some shortest paths are requested in-between updates.
Daniel Aioanei
doaj   +1 more source

The time-varying shortest path problem with fuzzy transit costs and speedup

open access: yesActa Universitatis Sapientiae: Mathematica, 2016
In this paper, we focus on the time-varying shortest path problem, where the transit costs are fuzzy numbers. Moreover, we consider this problem in which the transit time can be shortened at a fuzzy speedup cost.
Rezapour Hassan, Shirdel Gholamhassan
doaj   +1 more source

The Algorithm of the Time-Dependent Shortest Path Problem with Time Windows

open access: yes, 2014
In this paper, we present a new algorithm of the time-dependent shortest path problem with time windows. Give a directed graph , where V is a set of nodes, E is a set of edges with a non-negative transit-time function .
N. El-Sherbeny
semanticscholar   +1 more source

Constrained shortest paths and related problems

open access: yes, 2001
The classical shortest path problem, to find a path of minimal cost between two nodes in a graph, is efficiently solvable in polynomial time. However, in many applications we also have additional budget or resource constraints on a path. This problem is known as constrained shortest path problem and unfortunately belongs to the class of "hard" problems
openaire   +3 more sources

Link distance and shortest path problems in the plane

open access: yesComputational Geometry, 2009
AbstractThis paper describes algorithms to compute Voronoi diagrams, shortest path maps, the Hausdorff distance, and the Fréchet distance in the plane with polygonal obstacles. The underlying distance measures for these algorithms are either shortest path distances or link distances.
Atlas F. Cook, Carola Wenk
openaire   +5 more sources

A parallel shortest augmenting path algorithm for the assignment problem [PDF]

open access: bronze, 1991
Egon Balas   +3 more
openalex   +1 more source

An Analysis of Stochastic Shortest Path Problems [PDF]

open access: green, 1991
Dimitri P. Bertsekas, John N. Tsitsiklis
openalex   +1 more source

A New Algorithm for the Discrete Shortest Path Problem in a Network Based on Ideal Fuzzy Sets [PDF]

open access: yesJournal of Optimization in Industrial Engineering, 2013
A shortest path problem is a practical issue in networks for real-world situations. This paper addresses the fuzzy shortest path (FSP) problem to obtain the best fuzzy path among fuzzy paths sets. For this purpose, a new efficient algorithm is introduced
Sadollah Ebrahimnejad   +2 more
doaj  

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