High Resolution Orthoimagery Collection – Historical

'High resolution orthorectified images combine the image characteristics of an aerial photograph with the geometric qualities of a map. An orthoimage is a uniform-...高分辨率正射校正影像（orthorectified image）兼具航空摄影照片（aerial photograph）的图像特征与地图的几何特性。正射影像（orthoimage）具备统一的……