Digital Image Processing using Fourier Transform in Python

Figure (a): (from left to right) (1) Original image (2) With Gaussian Low Pass Filter (3) With Gaussian High Pass Filter. The original image in this post comes from OpenCV Github example.

Digital images are now part of our daily life. People can hardly live without it. Therefore, digital image processing becomes more and more important these days. How to increase the resolution of images or reduce noises of images are always hot topics. Fourier Transformation can help us out. We can utilize Fourier Transformation to transform our image information - gray scaled pixels into…



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