Steerable Pyramid Software Library--Designed by Eero Simoncelli, Rob Buccigrassi and Hany Farid.為小波轉換的一種,可用來分析影像特性-Steerable Pyramid Software Library -- Des igned by Eero shiftability. Rob Buccigrassi and Hany Farid. for a wavelet transform. can be u

compute frft, FRACTIONAL FOURIER TRANSFORM (12.14.00) Hany Farid (farid@cs.dartmouth.edu | www.cs.dartmouth.edu/~farid)-compute frft, FRACTIONAL FOURIER TRANSFORM (12.14.00) Hany Farid (farid@cs.dartmouth.edu | www.cs.dartmouth.edu/~farid)

This function computes 1st and 2nd derivatives of an image using the 7-tap coefficients given by Farid and Simoncelli. The results are significantly more accurate than MATLAB s GRADIENT function on edges that are at angles other than vertic

genetic algorithm with matlab

farid test whether graph