文件名称:chap04
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matlab实例clearN=100f=zeros(50,50) f(15:35,23:28)=1 figure(1)imshow(f, notruesize )F=fft2(f,N,N) F2=fftshift(abs(F)) figure(2)x=1:N y=1:N mesh(x,y,F2(x,y)) colormap(gray) colorbar-matlab
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下载文件列表
chap04
......\ch4_1_1.m
......\ch4_1_2.m
......\ch4_1_3.m
......\ch4_1_4.m
......\ch4_1_5.m
......\ch4_1_6.m
......\ch4_1_7.m
......\ch4_2_1.m
......\ch4_2_2.m
......\ch4_3_1.m
......\ch4_3_2.m
......\ch4_3_3.m
......\ch4_3_4.m
......\ch4_3_5.m
......\ch4_4_1.m
......\ch4_1_1.m
......\ch4_1_2.m
......\ch4_1_3.m
......\ch4_1_4.m
......\ch4_1_5.m
......\ch4_1_6.m
......\ch4_1_7.m
......\ch4_2_1.m
......\ch4_2_2.m
......\ch4_3_1.m
......\ch4_3_2.m
......\ch4_3_3.m
......\ch4_3_4.m
......\ch4_3_5.m
......\ch4_4_1.m