In image pre-processing, it introduces two steps of image pre-processing that is image distortion rectification and image noise restraint.
在图像预处理中，介绍了图像预处理中的两个步骤，即图像的几何校正和噪声点的抑制。
The results indicate that:(1)better image processing methods were proposed through comparative analysis on aspects of ortho-rectification, image fusion, mosaic and color adjustment, etc.
研究结果：（1）从正射纠正、融合、镶嵌、色彩调整等方面对比分析，提出了较好的影像处理方法；
The results indicate that:(1)better image processing methods were proposed through comparative analysis on aspects of ortho-rectification, image fusion, mosaic and color adjustment, etc.
研究结果：（1）从正射纠正、融合、镶嵌、色彩调整等方面对比分析，提出了较好的影像处理方法；
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