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» Construction of Wavelets and Applications
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76
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ICPR
2010
IEEE
14 years 10 months ago
Steerable Filtering Using Novel Circular Harmonic Functions with Application to Edge Detection
In this paper, we perform approximate steering of the elongated 2D Hermite-Gauss functions with respect to rotations and provide a compact analytical expressions for the related ba...
Giuseppe Papari, Patrizio Campisi, Nicolai Petkov
76
Voted
TSP
2008
103views more  TSP 2008»
15 years 19 days ago
Low-Rank Variance Approximation in GMRF Models: Single and Multiscale Approaches
Abstract--We present a versatile framework for tractable computation of approximate variances in large-scale Gaussian Markov random field estimation problems. In addition to its ef...
Dmitry M. Malioutov, Jason K. Johnson, Myung Jin C...
VLDB
2005
ACM
149views Database» more  VLDB 2005»
16 years 1 months ago
Selectivity estimators for multidimensional range queries over real attributes
Estimating the selectivity of multidimensional range queries over real valued attributes has significant applications in data exploration and database query optimization. In this p...
Dimitrios Gunopulos, George Kollios, Vassilis J. T...
ISCAS
2006
IEEE
206views Hardware» more  ISCAS 2006»
15 years 6 months ago
JPEG2000 image coding system theory and applications
JPEG2000, the new standard for still image coding, Quantization, user defined wavelets, arbitrary wavelet provides a new framework and an integrated toolbox to better decomposition...
Athanassios N. Skodras, Touradj Ebrahimi
105
Voted
ICIP
2008
IEEE
16 years 2 months ago
A new combination of 1D and 2D filter banks for effective multiresolution image representation
In this paper, an effective multiresolution image representation using the combination of 2D quincunx filter bank (FB) and directional wavelet transform (WT) is presented. The pro...
Yuichi Tanaka, Masaaki Ikehara, Truong Q. Nguyen