Texture Analysis Using Modified Discrete Radon Transform

Mahmoud R. HEJAZI
Yo-Sung HO

Publication
IEICE TRANSACTIONS on Information and Systems   Vol.E90-D    No.2    pp.517-525
Publication Date: 2007/02/01
Online ISSN: 1745-1361
DOI: 10.1093/ietisy/e90-d.2.517
Print ISSN: 0916-8532
Type of Manuscript: PAPER
Category: Pattern Recognition
Keyword: 
rotation-invariant texture analysis,  discrete Radon transform,  Gabor filters,  direction estimation,  

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Summary: 
In this paper, we address the problem of the rotation-invariant texture analysis. For this purpose, we first present a modified version of the discrete Radon transform whose performance, including accuracy and processing time, is significantly better than the conventional transform in direction estimation and categorization of textural images. We then utilize this transform with a rotated version of Gabor filters to propose a new scheme for texture classification. Experimental results on a set of images from the Brodatz album indicate that the proposed scheme outperforms previous works.


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