A much restricted case is/(used to be) taught to computer vision students. It's needed to generate features that are invariant to shift, rotation and scaling.

A much restricted case is/(used to be) taught to computer vision students. It's needed to generate features that are invariant to shift, rotation and scaling. https://mitpress.mit.edu/9780262132855/geometric-invariance-in-computer-vision/ https://mitpress.mit.edu/9780262132855/geometric-invariance-...