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IEICE TRANSACTIONS on Information

Global Selection vs Local Ordering of Color SIFT Independent Components for Object/Scene Classification

Dan-ni AI, Xian-hua HAN, Guifang DUAN, Xiang RUAN, Yen-wei CHEN

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Summary :

This paper addresses the problem of ordering the color SIFT descriptors in the independent component analysis for image classification. Component ordering is of great importance for image classification, since it is the foundation of feature selection. To select distinctive and compact independent components (IC) of the color SIFT descriptors, we propose two ordering approaches based on local variation, named as the localization-based IC ordering and the sparseness-based IC ordering. We evaluate the performance of proposed methods, the conventional IC selection method (global variation based components selection) and original color SIFT descriptors on object and scene databases, and obtain the following two main results. First, the proposed methods are able to obtain acceptable classification results in comparison with original color SIFT descriptors. Second, the highest classification rate can be obtained by using the global selection method in the scene database, while the local ordering methods give the best performance for the object database.

Publication
IEICE TRANSACTIONS on Information Vol.E94-D No.9 pp.1800-1808
Publication Date
2011/09/01
Publicized
Online ISSN
1745-1361
DOI
10.1587/transinf.E94.D.1800
Type of Manuscript
PAPER
Category
Pattern Recognition

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