Evaluation and comparison of the eco environmental quality of Hainan Island was carried out with the aid of remote sensing and GIS and in line with the principle of landscape ecology.

运用遥感和地理信息系统等技术，按照景观生态学的原理，对海南生态环境现状进行了评价，并对近十年来的变化进行了对比分析。

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The detection of coastal line is the precondition and foundation of the detection of coastal region in ocean remote sensing.

海岸线的检测是实现海洋遥感中海岸区域检测的前提和基础。

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This dissertation studies on the recognition methods and related line matching algorithm for airport and bridge targets based on the linear features extracted from remote sensing image.

本文以提取遥感图像中的直线特征为基础，深入研究了机场和桥梁两种直线性目标的识别方法及有关的直线段匹配算法。

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