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updated almost 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 almost 3 years ago

Affine optic flow by 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 4 years ago

Log-polar image sampling by 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 almost 7 years ago

Polar To/From Rectangular Transform of Images by 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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