If the Gaussian filter is expressed as H(u, = e(-D2 (u,v)/2D 02),where D(u, is the distance from point(u, v), D0 is the distance defining cutoff frequency, then for what value of D(u, the filter is down to 0.607 of its maximum value?
A. D(u, v) = D0
B. D(u, v) = D02
C. D(u, v) = D03
D. D(u, v) = 0
Answer:A
If the Gaussian filter is expressed as H(u, = e(-D2 (u,v)/2D 02),where D(u, is the distance from point(u, v), D0 is the distance defining cutoff frequency, then for what value of D(u, the filter is down to 0.607 of its maximum value?
A. D(u, v) = D0 B. D(u, v) = D02 C. D(u, v) = D03 D. D(u, v) = 0