An efficient hybrid algorithm based on modified imperialist competitive algorithm and K-means for data clustering

T Niknam, ET Fard, N Pourjafarian, A Rousta - Engineering Applications of …, 2011 - Elsevier
Clustering techniques have received attention in many fields of study such as engineering,
medicine, biology and data mining. The aim of clustering is to collect data points. The K …

A novel imperialist competitive algorithm for bi-criteria scheduling of the assembly flowshop problem

E Shokrollahpour, M Zandieh… - International Journal of …, 2011 - Taylor & Francis
This paper deals with the two-stage assembly flowshop scheduling problem with
minimisation of weighted sum of makespan and mean completion time as the objective. The …

Modified imperialist competitive algorithm based on attraction and repulsion concepts for reliability-redundancy optimization

LD Afonso, VC Mariani, L dos Santos Coelho - Expert Systems with …, 2013 - Elsevier
System reliability analysis and optimization are important to efficiently utilize available
resources and to develop an optimal system design architecture. System reliability …

A discrete colonial competitive algorithm for hybrid flowshop scheduling to minimize earliness and quadratic tardiness penalties

J Behnamian, M Zandieh - Expert Systems with Applications, 2011 - Elsevier
Recently introduced colonial competitive algorithm (CCA) has shown its excellent capability
on different optimization problems. The aim of this paper is to propose a discrete version of …

An efficient imperialist competitive algorithm for scheduling in the two-stage assembly flow shop problem

H Seidgar, M Kiani, M Abedi… - International Journal of …, 2014 - Taylor & Francis
This paper considers a two-stage assembly flow shop problem where m parallel machines
are in the first stage and an assembly machine is in the second stage. The objective is to …

Optimization of process planning with various flexibilities using an imperialist competitive algorithm

K Lian, C Zhang, X Shao, L Gao - The International Journal of Advanced …, 2012 - Springer
In this paper, we investigate the optimization of process planning in which various
flexibilities are considered. The objective is to minimize total weighted sum of manufacturing …

Bi-objective optimisation for scheduling the identical parallel batch-processing machines with arbitrary job sizes, unequal job release times and capacity limits

M Abedi, H Seidgar, H Fazlollahtabar… - International Journal of …, 2015 - Taylor & Francis
This paper deals the scheduling identical parallel batch-processing machines (BPMs) that
each machine can be process a group of jobs as a batch simultaneously. The paper …

Bi-objective optimization for integrating production and preventive maintenance scheduling in two-stage assembly flow shop problem

H Seidgar, M Zandieh, I Mahdavi - Journal of Industrial and …, 2016 - Taylor & Francis
This paper presents a new bi-objective mixed integer programming model for the two-stage
assembly flow shop scheduling problem with preventive maintenance (PM) activities, in …

A modified colonial competitive algorithm for the mixed-model U-line balancing and sequencing problem

K Lian, C Zhang, L Gao, X Shao - International Journal of …, 2012 - Taylor & Francis
Implementation of mixed-model U-shaped assembly lines (MMUL) is emerging and thriving
in modern manufacturing systems owing to adaptation to changes in market demand and …

Heuristics for an assembly flow-shop with non-identical assembly machines and sequence dependent setup times to minimize sum of holding and delay costs

J Navaei, SMTF Ghomi, F Jolai, A Mozdgir - Computers & Operations …, 2014 - Elsevier
This paper addresses the two-stage assembly flow-shop scheduling problem with non-
identical assembly machines at the second stage to minimize a sum of holding and delay …