Project supported by the National Natural Science Foundation of China (Grant No.10971130), and the Shanghai Leading Academic Discipline Project (Grant No.J50101)
Because of quick development of cities, the update of urban GIS data is very important. Change detection is the base of automatic or semi-automatic data update.
Close_range photogrammetry is to determine the shape and size of the object,ins tead of it's absolute position.Therefore,at first,any translation and rotat