Matlab files in this directory:

gaussFFT	GAUSSFFT convolves an image IMG with Gaussian kernels via FFT.
generate_point_pair	% generate_point_pair
get_image_window	get_image_window: cuts image subwindow from large one at given position
measure_Point	This function enables the user to measure points in an image
measure_homologeous_Points	This function enables the user to measure homologous points in two
plot_ellipse_mc	plot ellipse from mean and covariance matrix
plot_line_into_image	plot a line into an image if possible with error bound
principal_distance_from_F	% principal_distance_from_F: determina single c from fundamental matrix
structure_tensor	% determine structure tensor from image patch