Wavelet and histogram
- To: mathgroup at smc.vnet.net
- Subject: [mg115856] Wavelet and histogram
- From: Robert Pigeon <robert.pigeon at videotron.ca>
- Date: Sun, 23 Jan 2011 05:34:28 -0500 (EST)
Hello all,
Let say i have a image that I defined using img = pasted
pictured. Then I do a wavelet transfom:
dwd = DiscreteWaveletTransform[img,DaubechiesWavelet[],3]. Now I can use
WaveletImagePlot[dwd] to look at the wavelet levels. I would like to do an
histogram on all or some level of dwd. I can't find how to do it. I looked
at WaveletMapIndexed, but I cant figure out how to do it....
Any help will be appreciated.
Thanks
Robert