Monthly Archives: March 2009
2D CDF 9/7 Wavelet Transform in Python
As promised, here is an implementation of the Cohen-Daubechies-Feauveau 9 tap / 7 tap wavelet transform on a 2D signal in Python. This is the same transform used in the JPEG2000 codec. ”’ 2D CDF 9/7 Wavelet Forward and Inverse Transform (lifting implementation) … Continue reading