Thermal condition monitoring system using log-polar mapping, quaternion correlation and max-product fuzzy neural network classification

Wong, W.K. and Loo, C.K. and Lim, W.S. and Tan, P.N. (2010) Thermal condition monitoring system using log-polar mapping, quaternion correlation and max-product fuzzy neural network classification. Neurocomputing, 74 (1-3). pp. 164-177. ISSN 0925-2312,

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Official URL: http://ac.els-cdn.com/S0925231210003024/1-s2.0-S09...

Abstract

Nowadays most factories rely on machines to help boost up their production and process Therefore an effective machine condition monitoring system plays an important role in these factories to ensure that their production and process are running smoothly all the time In this paper a new and effective machine condition monitoring system using log-polar mapper quaternion based thermal image correlator and max-product fuzzy neural network classifier is proposed Two classification characteristics namely peak to sidelobe ratio (PSR) and real to complex ratio of the discrete quaternion correlation output (p-value) are applied in this proposed machine condition monitoring system Large PSR and p-value showed a good match among correlation of the input thermal image with a particular reference image but reversely for small PSR and p-value match In the simulation log-polar mapping is found to have solved the rotation and scaling invariant problems in quaternion based thermal image correlation Besides log-polar mapping can possess two fold data compression capability Log-polar mapping helps smoothen up the output correlation plane hence making better measurement for PSR and p-values The simulation results have also proven that the proposed system is an efficient machine condition monitoring system with an accuracy of more than 94 (C) 2010 Elsevier B V All rights reserved

Item Type: Article
Funders: UNSPECIFIED
Additional Information: Wong, Wai-Kit Loo, Chu-Kiong Lim, Way-Soong Tan, Poi-Ngee Si
Uncontrolled Keywords: Thermal condition monitoring system; Log-polar mapping; Quaternion correlation; Max-product fuzzy neural network; Thermal imaging
Subjects: T Technology > T Technology (General)
Divisions: Faculty of Computer Science & Information Technology > Department of Artificial Intelligence
Depositing User: Miss Nur Jannatul Adnin Ahmad Shafawi
Date Deposited: 21 Mar 2013 02:04
Last Modified: 21 Mar 2013 02:04
URI: http://eprints.um.edu.my/id/eprint/5199

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