A Method for Registration of Optical and Synthetic Aperture Radar Images
A synthetic aperture radar and image registration technology, which is applied in image analysis, image enhancement, image data processing, etc., can solve the problems of poor applicability of optical image and SAR image registration, achieve registration rate improvement, high computing efficiency, The effect of low false alarm rate
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[0067] The following takes the optical image and SAR image data used in the Oberpfaffenhofen area of Germany, the Albuquerque area of the United States, and the Fort Jefferson area of the United States as examples.
[0068] Attached figure 2 In order to use the linear feature map extracted by the LSD algorithm, the optical image and SAR image size of Oberpfaffenhofen in Germany are 800×800 and 1200×1300, respectively, and the optical image and SAR image size of Albuquerque in the United States are 399×459 and 500×457, respectively. The size of the optical image and SAR image in Fort Jefferson, USA are 570×440 and 531×399, respectively.
[0069] Attached Figure 4 Schematic diagram of the feature vector description process. Figure 4 (A) is a schematic diagram of the principal direction of the intersection of straight lines, Figure 4 (B) is a schematic diagram of the feature point description vector.
[0070] Attached Figure 5 Schematic diagram of the space constraint criteri...
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