A Projection-Type Method for Solving Various Weber Problems

A Projection-Type Method for Solving Various Weber Problems

Year:    2006

Journal of Computational Mathematics, Vol. 24 (2006), Iss. 4 : pp. 527–538

Abstract

This paper investigates various Weber problems including unconstrained Weber problems and constrained Weber problems under $l_1,l_2$ and $l_\infty$-norms. First with a transformation technique various Weber problems are turned into a class of monotone linear variational inequalities. By exploiting the favorable structure of these variational inequalities, we present a new projection-type method for them. Compared with some other projection-type methods which can solve monotone linear variational inequality, this new projection-type method is simple in numerical implementations and more efficient for solving this class of problems; Compared with some popular methods for solving unconstrained Weber problem and constrained Weber problem, a singularity would not happen in this new method and it is more reliable by using this new method to solve various Weber problems.

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Journal Article Details

Publisher Name:    Global Science Press

Language:    English

DOI:    https://doi.org/2006-JCM-8772

Journal of Computational Mathematics, Vol. 24 (2006), Iss. 4 : pp. 527–538

Published online:    2006-01

AMS Subject Headings:   

Copyright:    COPYRIGHT: © Global Science Press

Pages:    12

Keywords:    Linear variational inequality Various Weber problems Projection-type method Slack technique.