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IKONOS是第一个利用RPC参数代替物理模型进行正射纠正的高空间分辨率影像。
IKONOS is the first high spatial resolution image using RPC coefficients to orthorectify instead of rigorous physical sensor model.
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.
阐述了距离-多普勒理论，并将该理论应用到SAR正射纠正，进行了计算机实现，设计了相应的程序模块。
The Range-Doppler theory was introduced especially and applied to SAR image ortho-rectification and realized with programs on the computer.
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