Figure 13.8 Histogram of grayscale feather with 64-bins
The overall shape of the histogram in Figure 13.8 is the same as in Figure 13.7. The differences
are as follows:
1. There are only 64 possible vertical lines, each corresponding to one of the 64-bins.
2. The scale on y-axis in Figure 13.8 is four times than that in Figure 13.7 as the number of
bins has reduced to one-fourth, that is, from 256 to 64.
The imhist function actually returns a column vector of size n× 1, where n is the number of
bins used. kth element of the vector corresponds to the number of pixels falling in the ...
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