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 …

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 …

Improved imperialist competitive algorithm for constrained optimization

Y Zhang, Y Wang, C Peng - 2009 International Forum on …, 2009 - ieeexplore.ieee.org
This paper introduces an improved evolutionary algorithm based on the imperialist
competitive algorithm. The original approach in the imperialist competitive algorithm has …

A new hybrid imperialist competitive algorithm on data clustering

T Niknam, ET Fard, S Ehrampoosh, A Rousta - Sadhana, 2011 - Springer
Clustering is a process for partitioning datasets. This technique is very useful for optimum
solution. k-means is one of the simplest and the most famous methods that is based on …

Data clustering based on hybrid K-harmonic means and modifier imperialist competitive algorithm

M Abdeyazdan - The Journal of Supercomputing, 2014 - Springer
Clustering is a process for partitioning datasets. Clustering is one of the most commonly
used techniques in data mining and is very useful for optimum solution. K-means is one of …

Integrating neural network and colonial competitive algorithm: A new approach for predicting bankruptcy in Tehran security exchange

S Abdipoor, A Nasseri, M Akbarpour… - Asian Economic and …, 2013 - papers.ssrn.com
Bankruptcy filings are as high today as ever, calling into question the efficacy of existing
bankruptcy prediction models. This paper tries to provide an alternative for bankruptcy …

LDcFR: A new model to determine value of airline passengers

MR DehghaniZadeh, M Fathian… - Tourism and …, 2018 - journals.sagepub.com
The increasing willingness to travel as well as the increasing number of airlines create a
strong competitive market in the air transport industry. In such circumstances, paying …

Improvement of imperialist colony algorithm by employment of imperialist learning operator and implementing in travel salesman problem

H Haleh, D Esmaeili Aliabadi - … of Development & …, 2015 - research.sabanciuniv.edu
This study tries to enhance imperialist colony algorithm (ICA) in the context of travel
salesman problem (TSP). By adding new learning operator, imperialist learns from colonies …

Log-spectrum based RSTB invariant template matching with modified ICA

M Fani, N Pourjafarian, E Taherianfard… - 2010 5th International …, 2010 - ieeexplore.ieee.org
Template matching is a widely used technique in many of image processing and machine
vision applications. In this paper we propose a new as well as a fast and reliable template …

[PDF][PDF] A New RSTB Invariant Image Template Matching Based on Log-Spectrum and Modified ICA

M Yazdi, N Pourjafarian, M Fani… - Journal of Advances in …, 2015 - academia.edu
Template matching is a widely used technique in many of image processing and machine
vision applications. In this paper we propose a new as well as a fast and reliable template …