This paper describes three development trends in the integration of high resolution remote sense image and GIS.
数字影像在GIS中的应用，可系统归纳为三个方向：使用高分辨率遥感影像用作GIS矢量数据的更新；
Shadow detection in high spatial resolution remote sense image is very critical for target identification and information recovering.
高空间分辨率遥感影像中的阴影检测对于影像的目标识别和信息恢复十分关键。
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