“…Likewise, robotic vision is to install visual sensors for robots, simulating human vision, collecting information from image or image sequence and recognizing the configuration and movement of objective world so as to help robots fulfill lots of difficult tasks [6] . In industry, robots can auto-install parts automatically [7] , recognize accessories, track welding seams [8][9][10][11] , cut material willingly, and so on; in business, they can be utilized to patrol, track and alarm automatically [12][13][14][15][16][17] ; in the aspect of remote sensing, they can be used to survey, map and draw voluntarily. The visual devices of mobile robots could not only recognize indoor or outdoor scenery, carry out path tracking and…”