Island-based harmony search for optimization problems. Issue 4 (March 2015)

• Record Type: Journal Article
• Authors: Al-Betar, Mohammed Azmi; Awadallah, Mohammed A.; Khader, Ahamad Tajudin; Abdalkareem, Zahraa Adnan
• Is Part Of: Expert systems with applications. Volume 42:Issue 4(2015)
• Page Start: 2026
• Page End: 2035
• Publication Date: 2015-03
• Subjects: Expert systems (Computer science) -- Periodicals; Systèmes experts (Informatique) -- Périodiques; Electronic journals; 006.33
• DOI: 10.1016/j.eswa.2014.10.008
• Languages: English
• ISSNs: 0957-4174

Abstract

<abstract xml:lang="en" abstract-type="author-highlights" id="ab005"> <title id="st070">Highlights</title> <sec> <p id="sp005"> <list id="l0005"> <list-item id="u0005"> <label></label> <p id="p0220">Island model are embedded within framework of HS algorithm to build <italic>i</italic>HS.</p> </list-item> <list-item id="u0010"> <label></label> <p id="p0225">Island number (<inline-formula><alternatives><inline-graphic xlink:href="ark:/27927/pgh2zq7n5fc" xlink:type="simple" xmlns:xlink="http://www.w3.org/1999/xlink" /><mml:math altimg="si144.gif" overflow="scroll" id="d13e6270" xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msub><mml:mrow><mml:mi>I</mml:mi></mml:mrow><mml:mrow><mml:mi>n</mml:mi></mml:mrow></mml:msub></mml:mrow></mml:math></alternatives></inline-formula>), migration frequency (<inline-formula><alternatives><inline-graphic xlink:href="ark:/27927/pgh2zq7p5q8" xlink:type="simple" xmlns:xlink="http://www.w3.org/1999/xlink" /><mml:math altimg="si145.gif" overflow="scroll" id="d13e6280" xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msub><mml:mrow><mml:mi>F</mml:mi></mml:mrow><mml:mrow><mml:mi>m</mml:mi></mml:mrow></mml:msub></mml:mrow></mml:math></alternatives></inline-formula>), migration rate (<inline-formula><alternatives><inline-graphic xlink:href="ark:/27927/pgh2zq7nw5t" xlink:type="simple" xmlns:xlink="http://www.w3.org/1999/xlink" /><mml:math altimg="si146.gif" overflow="scroll" id="d13e6290" xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msub><mml:mrow><mml:mi>R</mml:mi></mml:mrow><mml:mrow><mml:mi>m</mml:mi></mml:mrow></mml:msub></mml:mrow></mml:math></alternatives></inline-formula>) are <italic>i</italic>HS parameters.</p> </list-item> <list-item id="u0015"> <label></label> <p id="p0230">Higher values of <inline-formula><alternatives><inline-graphic xlink:href="ark:/27927/pgh2zq7kdbc" xlink:type="simple" xmlns:xlink="http://www.w3.org/1999/xlink" /><mml:math altimg="si147.gif" overflow="scroll" id="d13e6308" xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msub><mml:mrow><mml:mi>I</mml:mi></mml:mrow><mml:mrow><mml:mi>n</mml:mi></mml:mrow></mml:msub></mml:mrow></mml:math></alternatives></inline-formula> and <inline-formula><alternatives><inline-graphic xlink:href="ark:/27927/pgh2zq7kzm2" xlink:type="simple" xmlns:xlink="http://www.w3.org/1999/xlink" /><mml:math altimg="si148.gif" overflow="scroll" id="d13e6318" xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msub><mml:mrow><mml:mi>F</mml:mi></mml:mrow><mml:mrow><mml:mi>m</mml:mi></mml:mrow></mml:msub></mml:mrow></mml:math></alternatives></inline-formula> lead to better results but <inline-formula><alternatives><inline-graphic xlink:href="ark:/27927/pgh2zq7mb6m" xlink:type="simple" xmlns:xlink="http://www.w3.org/1999/xlink" /><mml:math altimg="si149.gif" overflow="scroll" id="d13e6328" xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msub><mml:mrow><mml:mi>R</mml:mi></mml:mrow><mml:mrow><mml:mi>m</mml:mi></mml:mrow></mml:msub></mml:mrow></mml:math></alternatives></inline-formula> value needs to be small.</p> </list-item> <list-item id="u0020"> <label></label> <p id="p0235">Results outperform others due to manipulating diversity through island concepts.</p> </list-item> </list> </p> </sec> </abstract>