About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How works Test new features Press Copyright Contact us CreatorsV21 6 Suppose that f(x) and g(k) are a pair of Fourier transform, ie g(k) = 2x S f (x)e** dx f(x)=ba Bikses dk Show that (a) If f(x) is real, then g*(k) = g(k) (b) If f(x) is real and even, then g* (k)=g(k)=g(k) (c) If f(x) is real and odd, then g* (k) = g(k)=g(k) Question V21 6 Suppose that f(x) and g(k) are a pair of Fourier1 ···X r n n > Xs 1 1 ···X s n n iff the first disagreement between r i and s i results in r i >s i Since fis symmetric,all terms generated by applying a permutationσ∈ S n to the subscripts of Xr 1 1 ···X r n n will also contribute to f The idea is to cancel the leading terms (those Compressive Sensing Imaging Ppt Download gKX sAX ¤¢