Performs the discrete cosine transformation on a2D image or a 3D array of images

Performs a Haar transform on a square image

Computes the line or circle Hough transform of an image

Performs the inverse principle components transform on a multi-layered image

Estimates the power spectrum (power spectral density) of an image

Computes the separable wavelet transform for an image

Performs the principle components transform on a multi-layered image

Transform the FFT of an image or images from a rectangular-coordinate space into a polar-coordinate space, and then sums the polar FFT along rho and theta

Computes the forward radon transform of an image

Performs a Slant transform on a 2D square image