Iterative Pyramidal LK Optical Flow: imS( Iin, figNo, varargin ) - File Exchange

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Hmatrix( Ix, Iy, SizeBig, alf... At each pyramid level, this function generates the Hessian matrix for the
LKstep( It, Ix, Iy, H, SizeB... This function calculates one iteration of optical flow
imInit( str )
imReflect( I, bordSize ) bordSize : number of reflected pixels from each side of the image
imS( Iin, figNo, varargin )
imWarp( flowHor, flowVer, Bin... This function warps B towards A
pyramidFlow( A, B_in, winSize... This function find the optical flow from A to B using pyramid
pyramidInit( A, B_in, PYRE_NO... This function forms image pyramids and initializes other variables
pyramidInitialize( A, B_in, P... This function forms image pyramids and initializes other variables
sizeCheck( A, B_in, PYRE_NO ) If image sizes are not integer multiples of maximum downsampling ratio,
demo.m
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from Iterative Pyramidal LK Optical Flow by Berkin Bilgic
An implementation of Lucas-Kanade optical flow computation.

imS( Iin, figNo, varargin )
function [] = imS( Iin, figNo, varargin ) if nargin == 2 figure(figNo), imshow(Iin) else figure(figNo), imshow(Iin, varargin{:}) end end