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updated 3 years ago

Peak Signal to Noise Ratio by Zianou


The MSE calculated by averaging the squared intensity differences of distorted and reference image (psnr)


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updated 3 years ago

Affine optic flow by David Young

David Young

Estimates the parameters of an affine (first-order) optic flow model from two images. (optic flow, optical flow, affine)

Affine Optic Flow Demonstration

affine_flowdisplay(flow, im, step, col)

affine_flowedgedisplay(flow, im1, im2)

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updated almost 5 years ago

Log-polar image sampling by David Young

David Young

Resamples an image from a conventional grid to a log-polar grid, and back. (image analysis, image transform, image resampling)

logsampback(logarr, rmin, rmax)

logsample(arr, rmin, rmax, xc, yc, nr, nw)

logtform(rmin, rmax, nr, nw)

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updated 7 years ago

Polar To/From Rectangular Transform of Images by Prakash Manandhar

Prakash Manandhar

converts rectangular image to polar and back (geometric transformat..., image registration, polar)

ImToPolar (imR, rMin, rMax, M, N)

PolarToIm (imP, rMin, rMax, Mr, Nr)


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