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Name="Bibliography" /> <w:LsdException Locked="false" Priority="39" QFormat="true" Name="TOC Heading" /> </w:LatentStyles> </xml><![endif]--> <span style="font-size: 10pt; font-family: "Times","serif";" lang="EN-US">This paper proposes to investigate the application of the method developed by Manjunah and Ma [12], namely, the Optimal Gabor Wavelet Transform (OGWT), in the context of iris texture representation. The proposed method was tested in a widely known database of 1205 eye images [16]. In each one of these images, the iris region was segmented, and then represented in multiple scales using the OGWT; the íris texture patterns were represented by their statistics in the Wavelet domain, and compared using similarity metrics. The experimental results indicate that the proposed method obtains a correct iris recognition rate of 94,68%, even considering out of focus images and iris occlusions; a correct iris recognition rate of 100% is obtained excluding problematic images. The proposed method is flexible, and allows to fine tune the iris recognition criterion according to the accuracy level required by the application.</span></p>}, number={2}, journal={Revista de Informática Teórica e Aplicada}, author={Quartieri, Fernanda Rispoli and Scharcanski, Jacob and Vieira Guimarães, Letícia and Schuck Junior, Adalberto}, year={2008}, month={Dec.}, pages={105–120} }