WSEAS Transactions on Computer Research
Print ISSN: 1991-8755, E-ISSN: 2415-1521
Volume 5, 2017
Certain Improvements in Hybrid Feature Extraction Methods for Medical Image Classification
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Abstract: Content Based Image Retrieval is a technique which uses visual contents for searching images from large scale image databases Information extracted from images such as color, texture and shape are known as feature vectors. Using multiple feature vectors to describe an image during retrieval process increases the accuracy when compared to the retrieval using single feature vector. The objective of this paper is to analyze the performance of coif let wavelet and Moment Invariant (MI) feature extraction methods and to evaluate the classification accuracy using Support Vector Machines (SVM) with Radial Basis Function kernel (RBF). Experiments were conducted on CT scan images of head, lung and stomach and the performance is investigated.
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Keywords: Coiflet wavelet, Content Based Image Retrieval (CBIR), Feature Extraction (FE), Moment Invariant (MI), Computed Tomography (CT), Support Vector Machines (SVM), Radial Basis Function kernel (RBF), Similiarity Measurement (SM)
Pages: 85-91
WSEAS Transactions on Computer Research, ISSN / E-ISSN: 1991-8755 / 2415-1521, Volume 5, 2017, Art. #10