The fusion of multi-source remote sensing images would give birth to an image of which information is more precise, more integrated and more reliable than that of a single image.

多源传感器影像的数据融合，可以产生出比单一信息源更精确、更完整、更可靠的影像信息。

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Remote sensing with characteristics of short period, rich information, and low cost, provided rich data source to hydrology and water resource studies.

遥感数据具有周期短、信息量大和成本低的特点，为水文水资源研究提供了丰富的数据源。

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Images are also the most important data source in Geographic Information Science and image processing is a very crucial step in remote sensing application.

影像更是地理信息科学中最重要的数据源，图像信息处理成为遥感应用中的一个重要环节。

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