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Huygens Optics has a great video "Fourier Optics used for Optical Pattern Recognition". He starts with explaining the Fourier Transform wrt audio, then demonstr
by infogulch 2y ago
Huygens Optics has a great video "Fourier Optics used for Optical Pattern Recognition". He starts with explaining the Fourier Transform wrt audio, then demonstrates a physical filter that screens the resulting convolution pattern to identify matches. Very cool: https://www.youtube.com/watch?v=Y9FZ4igNxNA https://www.youtube.com/watch?v=Y9FZ4igNxNA