The classical definition of Photogrammetry is the process of deriving metric information about an object through the measurement made on the photograph of an object. Photogrammetry is the science of making measurements and features from photographs.With photogrammetric techniques, we can extract all 3d features from the stereo pair images.The x,y,z coordinates and dimensions for all f... https://www.mapeitsolutions.com/service-photogrammetric-mapping.php