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OpenCV (Open Source Computer Vision) is a cross-platform library of programming functions for real time computer vision.
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What Is the Difference between Difference of Gaussian, Laplace of Gaussian, and Mexican Hat ...
There are three techniques used in CV that seem very similar to each other, but with subtle differences:
Laplacian of Gaussian: $\nabla^2\left[g(x,y,t)\ast f(x,y)\right]$
Difference of Gaussians: $ …