1. A method of image processing, said method comprising: receiving an image based on a raw image captured by a sensor; and employing at least one processor to classify each pixel of a plurality of pixels of the image according to a predetermined segmentation of a color space, wherein the predetermined segmentation is based on a plurality of predicted responses of the sensor, and wherein each predicted response of the plurality of predicted responses is based on a response of the sensor to a target of a plurality of targets.