Improved Lapras multi-extremum inhibition-based SAR image registration method
An image registration and Laplacian technology, applied in image enhancement, image analysis, image data processing, etc., can solve the problems of reducing SAR image signal-to-noise ratio, SAR image random coherent speckle noise, etc., to improve accuracy, The effect of strong real-time and real-time accurate SAR image registration
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[0027] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.
[0028] The embodiment of the present invention provides a SAR image registration method based on improved Laplacian multi-extremum suppression, refer to figure 1 , The method includes the following steps:
[0029] Step 1. Obtain a reference SAR image and a SAR image to be matched, and establish a SAR-Harris corner response space of the reference SAR image and a SAR-Harris corner response space of the SAR image to be matched, respectively.
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