203views Education» more  CORR 2011»
12 years 6 months ago
Comparing Haar-Hilbert and Log-Gabor Based Iris Encoders on Bath Iris Image Database
This papers introduces a new family of iris encoders which use 2-dimensional Haar Wavelet Transform for noise attenuation, and Hilbert Transform to encode the iris texture. In orde...
Nicolaie Popescu-Bodorin, Valentina E. Balas
152views more  PAMI 2007»
13 years 2 months ago
DCT-Based Iris Recognition
—This paper presents a novel iris coding method based on differences of discrete cosine transform (DCT) coefficients of overlapped angular patches from normalized iris images. Th...
Donald M. Monro, Soumyadip Rakshit, Dexin Zhang
222views more  TSMC 2008»
13 years 2 months ago
Improving Iris Recognition Performance Using Segmentation, Quality Enhancement, Match Score Fusion, and Indexing
Abstract--This paper proposes algorithms for iris segmentation, quality enhancement, match score fusion, and indexing to improve both the accuracy and the speed of iris recognition...
Mayank Vatsa, Richa Singh, Afzel Noore
146views Computer Vision» more  MVA 2007»
13 years 4 months ago
An Iris Image Quality Assessment Method Based on Laplacian of Gaussian Operation
Iris image quality assessment is an important part of iris recognition system because the qualities of iris images would largely influence the recognition results. In this paper, ...
Jing Wan, XiaoFu He, Pengfei Shi
13 years 9 months ago
Enhanced usability of iris recognition via efficient user interface and iris image restoration
In this paper, we investigate the possibility of enhancing the usability of iris recognition via exploration of the specular spots in iris images. Firstly, the spatial configurat...
Zhaofeng He, Zhenan Sun, Tieniu Tan, Xianchao Qiu