Results 21 to 30 of about 250 (77)

IZPM FOR UNBALANCED FUZZY TRANSPORTATION PROBLEMS

open access: yes, 2013
Modifications to Vogel's Approximation Method for obtaining ini- tial solutions to the unbalanced transportation problem are described by many workers.
A. Samuel, M. Venkatachalapathy
semanticscholar   +1 more source

Route planning methods for a modular warehouse system [PDF]

open access: yes, 2020
In this study, procedures are presented that can be used to determine the routes of the packages transported within a modular storage system. The problem is a variant of robot motion planning problem.
Dayıoğlu, Elif G.   +3 more
core   +1 more source

Speeding up Martins' algorithm for multiple objective shortest path problems [PDF]

open access: yes, 2013
The latest transportation systems require the best routes in a large network with respect to multiple objectives simultaneously to be calculated in a very short time.
Audenaert, Pieter   +4 more
core   +2 more sources

On Supmodular Matrices

open access: yes, 2023
We consider the problem of determining which matrices are permutable to be supmodular. We show that for small dimensions any matrix is permutable by a universal permutation or by a pair of permutations, while for higher dimensions no universal ...
Onn, Shmuel
core   +1 more source

Variational inequalities and optimal equilibrium distributions in transportation networks

open access: yes, 2004
We deal with equilibrium problems in transportation networks within a variational framework. In particular, we present some paradoxical results which show how some changes in input data can be successfully exploited by the traffic manager in order to ...
L. Scrimali
semanticscholar   +1 more source

An approximation algorithm for a facility location problem with stochastic demands [PDF]

open access: yes, 2004
In this article we propose, for any $\epsilon>0$, a $2(1+\epsilon)$-approximation algorithm for a facility location problem with stochastic demands. This problem can be described as follows. There are a number of locations, where facilities may be opened
Bumb, A.F., Ommeren, J.C.W. van
core   +1 more source

Benchmarking the efficiency of distribution warehouses using a four-phase integrated PCA-DEA-improved fuzzy SWARA-CoCoSo model for sustainable distribution

open access: yesDemonstratio Mathematica
In a dynamic market marked by disruptions like pandemics and recessions, organizations face significant challenges in efficiently managing logistics processes and activities.
Song Meijing   +4 more
doaj   +1 more source

Electric Vehicle Routing Problem: A Review of Recent Approaches and Algorithms

open access: yesStudia Universitatis Babes-Bolyai: Series Informatica
With the rapid advancement of new energy vehicles, electric vehicles (EVs) have become integral to modern transportation systems. Compared with traditional fuel vehicles, EVs are limited by their limited battery capacity and require reasonable charging ...
Yingkai XU
doaj   +1 more source

Advanced approach for the public transportation regulation system based on cybercars [PDF]

open access: yes, 2010
International audienceIn the last decade, the authorities require the use of safe, comfortable vehicles to assure a door to door aspect with respect of environment in the urban context.
Berger, Thierry   +4 more
core   +3 more sources

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