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File:Lowpass Butterworth Checkerboard.png
来自维基百科，自由的百科全书
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File:Lowpass Butterworth Checkerboard.png
Description
Lowpass
Butterworth
Checkerboard
.
png
English:
Butterworth
lowpass
mask for frequency domain image filtering Date 30 April 2017 Source Matlab
File:Lowpass FFT Filtered checkerboard.png
Description
Lowpass
FFT Filtered
checkerboard
.
png
English:
Checkerboard
image filtered with low pass
butterworth
in the frequency domain Date 30 April 2017
