Interferometric Synthetic Aperture Radar is an effective technique to get Digital Elevation Model and orthophotomap.
干涉合成孔径雷达是获取场景数字高程模型和正射影像图的有效技术之一。
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Thus, the paper gives the the concept of corresponding digital orthophotomap applying to stereo scene, and discusses the theory, characteristic, production and application in city management.