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7
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For you questions: 1. After applying gaussian filter on a histogram, the pixel value of new histogram will be changed. 2. The sum of pixels in new histogram is almost impossible to remain unchanged … . Visually speaking, after your applying the gaussian filter (low pass), the histogram shall become more smooth than before. Thus, the new histogram is definitely changed. With regards to the sum of …
answered Jul 23 '13 by pitfall
1
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I guess what you want to do is similar to image resize. If so, then multiple build-in functions in MATLAB can be used for this purpose, for example imresize.
answered Nov 2 '12 by pitfall