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Hough Transform – Basic Shape Detection

The Hough Transform is a method to find shapes in an image. The classical transformation is initially designed to identify lines in the image. Later the transform extends to identify different kind of shapes such as circles, ellipses and even arbitrary objects.

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Gaussian Blur – Noise Reduction Filter

Gaussian blur is an essential part of many image processing algorithms. It serves to clear the noise in the images, as well as a general visual effect in various graphics software.