Optical Flow

Arrows indicate the displacement of corresponding pixels of consecutive frames.

(1) Two consecutive image frames in a video sequence (2) Horn/Schunck method (3) Gradient descent method
(4) Lucas/Kanade method
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Optical flow with different regularization factors (Horn/Schunck )
(1)Iteration=1000
Alpha=0.1
(2)Iteration=1000
Alpha=1
(3)Iteration=50
Alpha=1
(4)Iteration=1000
Alpha=3