{Detecting partial patterns, e.g. edges or contours, or configurations, e.g. loops, corners, strokes or intersections by matching or filtering filtering with Haar-like subimages, e.g. computation thereof with the integral image technique}
{Detecting partial patterns, e.g. edges or contours, or configurations, e.g. loops, corners, strokes or intersections by matching or filtering filtering with Haar-like subimages, e.g. computation thereof with the integral image technique}