Bledsoe (1966a) described the following difficulties: This project was labeled man-machine because the human extracted the coordinates of a set of features from the photographs, which were then used by the computer for recognition.
Woody Bledsoe1966 Este proxecto foi etiquetado home-máquina porque o humano extraía as coordenadas dunha serie de características das fotografías, que eran logo usadas polo ordenador para o recoñecemento.