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treewave.zip
... wavecoef.mat and readme.
wav2 function implements the tree structured wavelet transform of the input matrix, up to the given ... . Wav2 uses another function called wav1, which takes the well known wavelet transform of the given matrix. Daubechies wavelet ...
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wave_cov.zip
... and .m files which allow one to perform univariate and bivariate wavelet analysis of discrete time series. Noother wavelet ... are then used to compute such quantities as the wavelet variance, covariance, correlation, cross-covariance and cross-correlation. ...
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wavelift.zip
... the decomposition coefficients
y=wavelift(x, 1, spl53 ) using spline 5/3 wavelet
figure subplot(1,2,1) imshow(x) subplot(1,2,2) ... the reconstruction precision
yy=wavelift(x, 5) using cdf 9/7 wavelet
ix=wavelift(yy,-5) inverse
sum(sum((double(x)-ix).^2 ...
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fft_dct_wavelet2image.rar
fulfil the wavelet decomposition ，Discrete Cosine Transform of Image Signal，FFT transform of the input image
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design-flow-speeding-up-dsp.rar
... applications. In this paper, a new
serial-parallel architecture for wavelet-based image compression is introduced. It is based on a 4-tap wavelet
transform, which is realised using some FIFO memory modules implementing a pixel-level pipeline ...
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trous.rar
采用多孔trous算法(undecimated wavelet transform)实现小波变换，用的是一维信号
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