Inverse 1-median problem on trees under weighted Hamming distance
X Guan, B Zhang - Journal of Global Optimization, 2012 - Springer
The inverse 1-median problem consists in modifying the weights of the customers at
minimum cost such that a prespecified supplier becomes the 1-median of modified location …
minimum cost such that a prespecified supplier becomes the 1-median of modified location …
Inverse p-median problems with variable edge lengths
F Baroughi Bonab, RE Burkard, E Gassner - Mathematical Methods of …, 2011 - Springer
The inverse p-median problem with variable edge lengths on graphs is to modify the edge
lengths at minimum total cost with respect to given modification bounds such that a …
lengths at minimum total cost with respect to given modification bounds such that a …
A modified firefly algorithm for general inverse p-median location problems under different distance norms
B Alizadeh, S Bakhteh - Opsearch, 2017 - Springer
This paper concerns a general inverse p-median location problem on the k-dimensional real
space where the aim is to change (increase or reduce) the weights and coordinates of the …
space where the aim is to change (increase or reduce) the weights and coordinates of the …
Reverse 1-center problem on weighted trees
KT Nguyen - Optimization, 2016 - Taylor & Francis
This paper addresses the reverse 1-center problem on a weighted tree. Here, a facility has
already been located in a predetermined node of the tree network and we want to improve …
already been located in a predetermined node of the tree network and we want to improve …
Budget-constrained inverse median facility location problem on tree networks
B Alizadeh, E Afrashteh - Applied Mathematics and Computation, 2020 - Elsevier
This paper is concerned with the budget-constrained inverse median facility location
problem on networks, in which the underlying vertex set is considered as customer points …
problem on networks, in which the underlying vertex set is considered as customer points …
[HTML][HTML] Uniform-cost inverse absolute and vertex center location problems with edge length variations on trees
B Alizadeh, RE Burkard - Discrete Applied Mathematics, 2011 - Elsevier
This article considers the inverse absolute and the inverse vertex 1-center location problems
with uniform cost coefficients on a tree network T with n+ 1 vertices. The aim is to change …
with uniform cost coefficients on a tree network T with n+ 1 vertices. The aim is to change …
Combinatorial algorithms for some variants of inverse obnoxious median location problem on tree networks
B Alizadeh, E Afrashteh, F Baroughi - Journal of Optimization Theory and …, 2018 - Springer
This paper concerns with some variants of the inverse obnoxious median location problem
on tree networks, where the aim is either to augment or to reduce the edge lengths at the …
on tree networks, where the aim is either to augment or to reduce the edge lengths at the …
[HTML][HTML] Inverse obnoxious p-median location problems on trees with edge length modifications under different norms
B Alizadeh, E Afrashteh, F Baroughi - Theoretical Computer Science, 2019 - Elsevier
In this paper, we consider an inverse obnoxious p-median location problem with p≥ 2 on
trees in which the aim is to change the edge lengths at the minimum total cost so that a …
trees in which the aim is to change the edge lengths at the minimum total cost so that a …
A linear time algorithm for inverse obnoxious center location problems on networks
B Alizadeh, RE Burkard - Central European Journal of Operations …, 2013 - Springer
For an inverse obnoxious center location problem, the edge lengths of the underlying
network have to be changed within given bounds at minimum total cost such that a …
network have to be changed within given bounds at minimum total cost such that a …
A modified directional bat algorithm for extensive inverse p-facility maxian location problems on networks
S Mohammadi, B Alizadeh, F Baroughi, E Afrashteh - Soft Computing, 2022 - Springer
This paper deals with an extensive variant of the inverse p-facility maxian location problem
on networks in which the set of vertices is considered as the existing client points and the …
on networks in which the set of vertices is considered as the existing client points and the …