【单选题】Fig.1 shows the original image of size 500×500 pixels, the black squares at the top are of sizes 3,5,9,15,25,35 and 55 pixels respectively. Fig.2 shows the image that was smoothed with square averagin...
【单选题】Contrast stretching is a process that expands the range of intensity levels in an image so that it spans the full intensity range of the recording medium or display device 。Fig.1 shows a typical tran...
A.
(r1, s1) = (rmin, 0) and (r2, s2) = (rmax, L - 1)
B.
(r1, s1) = (m, 0) and (r2, s2) = (m, L - 1), where m is the mean intensity level in the image