Naive Bayes-Guided Bat Algorithm for Feature Selection

When the amount of data and information is said to double in every 20 months or so, feature selection has become highly important and beneficial. Further improvements in feature selection will positively affect a wide array of applications in fields such as pattern recognition, machine learning, or...

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Main Authors: Ahmed Majid Taha, Aida Mustapha, Soong-Der Chen
Format: Article
Language:English
Published: Wiley 2013-01-01
Series:The Scientific World Journal
Online Access:http://dx.doi.org/10.1155/2013/325973
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author Ahmed Majid Taha
Aida Mustapha
Soong-Der Chen
author_facet Ahmed Majid Taha
Aida Mustapha
Soong-Der Chen
author_sort Ahmed Majid Taha
collection DOAJ
description When the amount of data and information is said to double in every 20 months or so, feature selection has become highly important and beneficial. Further improvements in feature selection will positively affect a wide array of applications in fields such as pattern recognition, machine learning, or signal processing. Bio-inspired method called Bat Algorithm hybridized with a Naive Bayes classifier has been presented in this work. The performance of the proposed feature selection algorithm was investigated using twelve benchmark datasets from different domains and was compared to three other well-known feature selection algorithms. Discussion focused on four perspectives: number of features, classification accuracy, stability, and feature generalization. The results showed that BANB significantly outperformed other algorithms in selecting lower number of features, hence removing irrelevant, redundant, or noisy features while maintaining the classification accuracy. BANB is also proven to be more stable than other methods and is capable of producing more general feature subsets.
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publishDate 2013-01-01
publisher Wiley
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series The Scientific World Journal
spelling doaj-art-5328c7b49f0c44db9acc7c74c7fbb2e72025-02-03T05:51:21ZengWileyThe Scientific World Journal1537-744X2013-01-01201310.1155/2013/325973325973Naive Bayes-Guided Bat Algorithm for Feature SelectionAhmed Majid Taha0Aida Mustapha1Soong-Der Chen2College of Graduate Studies, Universiti Tenaga Nasional, 43000 Kajang, Selangor, MalaysiaFaculty of Computer Science and Information Technology, Universiti Putra Malaysia, 43400 Serdang, Selangor, MalaysiaCollege of Information Technology, Universiti Tenaga Nasional, 43000 Kajang, Selangor, MalaysiaWhen the amount of data and information is said to double in every 20 months or so, feature selection has become highly important and beneficial. Further improvements in feature selection will positively affect a wide array of applications in fields such as pattern recognition, machine learning, or signal processing. Bio-inspired method called Bat Algorithm hybridized with a Naive Bayes classifier has been presented in this work. The performance of the proposed feature selection algorithm was investigated using twelve benchmark datasets from different domains and was compared to three other well-known feature selection algorithms. Discussion focused on four perspectives: number of features, classification accuracy, stability, and feature generalization. The results showed that BANB significantly outperformed other algorithms in selecting lower number of features, hence removing irrelevant, redundant, or noisy features while maintaining the classification accuracy. BANB is also proven to be more stable than other methods and is capable of producing more general feature subsets.http://dx.doi.org/10.1155/2013/325973
spellingShingle Ahmed Majid Taha
Aida Mustapha
Soong-Der Chen
Naive Bayes-Guided Bat Algorithm for Feature Selection
The Scientific World Journal
title Naive Bayes-Guided Bat Algorithm for Feature Selection
title_full Naive Bayes-Guided Bat Algorithm for Feature Selection
title_fullStr Naive Bayes-Guided Bat Algorithm for Feature Selection
title_full_unstemmed Naive Bayes-Guided Bat Algorithm for Feature Selection
title_short Naive Bayes-Guided Bat Algorithm for Feature Selection
title_sort naive bayes guided bat algorithm for feature selection
url http://dx.doi.org/10.1155/2013/325973
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