Code covered by the BSD License
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analysis(f, J, alpha, tau)
% signal is first prefiltered, and then a J-level wavelet decomposition
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analysis(inImg, J, alpha, tau)
% First, project the image into the four (tensor) approximation space.
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autocorr(M, alpha)
% computes the autocorrelation filter A(z) for the fractional B-spline.
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autocorr(M, alpha)
% computes the autocorrelation filter A(z) for the fractional B-spline.
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displayFigures (inImg, w, rec...
% Plots the original and the reconstructed images, and the modulus of the
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displayResults(f, recon, w)
% display the original and the reconstructed signal, the real and the
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exception( f )
% Checks for inconsistencies.
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exception(f, J)
% check and correct for inconsistency.
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filters(M, alpha, tau, flag)
% sets up the multiresolution spline filters.
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filters(M, alpha, tau, tag)
% Computes the analysis and synthesis filters corresponding to the
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generate.m
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generateGaborWavelets.m
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postfilter(Y, L, alpha, tau, ...
% Inverts the prefiltering operation.
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prefilter(im0, alpha, tau, fi...
% projects the image onto the four different approximation spaces used in
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projectionFilters(M, alpha, t...
% projects the signal onto the four 'matched' approximtion spaces.
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projectionFilters(M, alpha, t...
% projects the signal onto the two 'matched' approximtion spaces.
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synthesis(lowpass, w, J, alph...
% reconstructs the signal from the lowpass signal and the complex wavelet
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synthesis(lowpass, w, J, alph...
% reconstructs the image from the lowpass signals, and the complex wavelet
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demo.m
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demo.m
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View all files
Multiresolution Gabor-like transforms
by Kunal Chaudhury
11 May 2012
(Updated 14 May 2012)
Matlab implementation of the multiresolution Gabor filters in 1 and 2 dimensions.
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| File Information |
| Description |
Matlab code for implementing the Gabor-like wavelet transform described in the paper:
[1] K. N. Chaudhury and M. Unser, "Construction of Hilbert transform pairs of wavelet bases and Gabor-like transforms," IEEE Transactions on Signal Processing, vol. 57, no. 9, 2009. |
| MATLAB release |
MATLAB 7.11 (R2010b)
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| Updates |
| 11 May 2012 |
screenshot added |
| 14 May 2012 |
Updated screenshot.
Added code for the 2D transform.
Updated README file. |
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