为了提高影像匹配的可靠性，提出一种实孔径雷达影像中机场目标精确定位的算法。
In order to improve the dependability of the image matching, the paper presents an algorithm that improves the precision of airport objects position for the real aperture radar images.
运用系统效能分析方法，采用机场保障能力指标评估机场效能，提出机场目标优化打击方法。
Using systems information analysis method and with the airdrome guarantee ability index to evaluate the airdrome efficiency, the article puts forward the optimal striking method for the airdrome.
实验以机场目标为对象对SAR图像进行快速筛选，并对机场目标进行提取，效果良好，能够满足预期的要求。
Around the airport SAR images, experiment shows that the method can screen the images rapidly. Besides, the airport target is extracted successfully, which can satisfy the requirements.
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