An Efficient Solution of Real-Time Fuzzy Regression Analysis to Information Granules Problem
Author(s) -
Azizul Azhar Ramli,
Junzo Watada,
Witold Pedrycz
Publication year - 2012
Publication title -
journal of advanced computational intelligence and intelligent informatics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.172
H-Index - 20
eISSN - 1343-0130
pISSN - 1883-8014
DOI - 10.20965/jaciii.2012.p0199
Subject(s) - convex hull , computer science , hull , cluster analysis , fuzzy logic , mathematical optimization , output sensitive algorithm , granular computing , regression analysis , algorithm , convex combination , convex optimization , data mining , regular polygon , artificial intelligence , machine learning , mathematics , rough set , geometry , marine engineering , engineering
Regression models are well known and widely used as one of the important categories of models in system modeling. In this paper, we extend the concept of fuzzy regression in order to handle real-time implementation of data analysis of information granules. An ultimate objective of this study is to develop a hybrid of a genetically-guided clustering algorithm called genetic algorithm-based Fuzzy C-Means (GAFCM) and a convex hull-based regression approach being regarded as a potential solution to the formation of information granules. It is shown that a setting of Granular Computing helps us reduce the computing time, especially in case of real-time data analysis, as well as an overall computational complexity. We propose an efficient real-time information granules regression analysis based on the convex hull approach in which a Beneath-Beyond algorithm is employed to design sub-convex hulls as well as a main convex hull structure. In the proposed design setting, we emphasize a pivotal role of the convex hull approach or more specifically the Beneath-Beyond algorithm, which becomes crucial in alleviating limitations of linear programming manifesting in system modeling.
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