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ICIP
2007
IEEE
14 years 10 months ago
Image Coding using 2-D Anisotropic Dual-Tree Discrete Wavelet Transform
We propose an image coding scheme using 2-D anisotropic dual-tree discrete wavelet transform (DDWT). First, we extend 2-D DDWT to anisotropic decomposition, and obtain more direct...
Jing-Yu Yang, Jizheng Xu, Feng Wu, Qionghai Dai, Y...
ISVC
2007
Springer
14 years 3 months ago
Image Compression Using Data-Dependent Triangulations
We present a method to speed up the computation of a high-quality data-dependent triangulation approximating an image using simulated annealing by probability distributions guided ...
Burkhard Lehner, Georg Umlauf, Bernd Hamann
ICPR
2000
IEEE
14 years 1 months ago
Knowledge Based Fingerprint Image Enhancement
Fingerprint enhancement is a critical step in fingerprint identification. Most of the existing enhancement algorithms are based on local ridge direction. The main drawback of thes...
Xiping Luo, Jie Tian
BIOSIG
2009
106views Biometrics» more  BIOSIG 2009»
13 years 7 months ago
Quantitative Standardization of Iris Image Formats
: This paper gives performance-based results for the application of a leading recognition algorithm applied to standardized iris imagery. The implementation was evaluated in NIST&#...
Patrick Grother
ICIP
2005
IEEE
14 years 10 months ago
A BPGC-based scalable image entropy coder resilient to errors
In this paper, we present a new entropy coder, Contextbased Bit Plane Golomb Coder (CB-BPGC) for scalable image coding, which achieves better coding performance with lower complex...
Rong Zhang, Qibin Sun, Wai-Choong Wong