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Feature fair integration-based multiple target SAR image segmentation method

An image segmentation and multi-target technology, applied in the field of image processing, can solve the problems of weakening, loss of edge information, poor detail retention, etc., and achieve the effect of improving accuracy

Active Publication Date: 2018-08-21
XIDIAN UNIV
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Problems solved by technology

The disadvantage of this method is that it only considers the grayscale features of the synthetic aperture radar SAR image, and the grayscale features of the SAR image are deceptive and easily lead to wrong segmentation, so that the present invention effectively enhances the segmentation effect
The disadvantage of this method is that because this method uses the fuzzy C-means clustering algorithm for clustering, and the calculation of similarity in the fuzzy C-means algorithm uses Euclidean distance, the disadvantage of Euclidean distance calculation fusion feature similarity is that it does not distinguish Treating each feature in the fusion feature will make the feature with high dimensionality dominate and weaken the feature with small dimensionality, so that the interaction between different features will cause serious loss of edge information and poor detail retention, which will reduce the accuracy of image segmentation. Spend

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Embodiment Construction

[0054] The present invention will be further described below in conjunction with the accompanying drawings.

[0055] combined with figure 1 , realize the concrete steps of the present invention as follows:

[0056] Step 1, read in the synthetic aperture radar SAR image.

[0057] Convert the read-in color synthetic aperture radar SAR image to be segmented into a synthetic aperture radar SAR grayscale image.

[0058] Step 2, extract the grayscale feature map.

[0059] The gray value of all pixels in the synthetic aperture radar SAR gray image is composed into a gray feature map.

[0060] Step 3, extract the gray level co-occurrence matrix feature map.

[0061] For the synthetic aperture radar SAR grayscale image, the glcm transformation in four directions of 45°, 90°, 135°, and 180° is performed, and the transformation values ​​in the four directions are composed into a gray-scale co-occurrence matrix feature map.

[0062] Step 4, synthesize the total feature map.

[0063]...

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Abstract

The invention discloses a feature fair integration-based multiple target SAR image segmentation method. The method comprises the steps that 1, a synthetic aperture radar SAR image is read; 2, a gray-scale feature map is extracted; 3, a gray-scale co-occurrence matrix feature image is extracted; 4, a total feature image is synthesized; 5, normalization processing is conducted; 6, superpixel features are calculated; 7, puperpixel characteristics is conducted; 8, feature fair is integrated; 9, an individual fitness value in a population is calculated; 10, the fitness value is optimized; 11, the image is segmented. Accordingly, multi-feature fair integration is adopted, the wrong segmentation rate of image segmentation is lowered, and the accuracy of image segmentation is improved.

Description

technical field [0001] The invention belongs to the technical field of image processing, and further relates to a multi-target Synthetic Aperture Radar (SAR) image segmentation method based on fair integration of features in the technical field of image segmentation. The invention can be used to extract multiple features of the synthetic aperture radar SAR image, cluster the extracted features by multi-target clustering, and obtain the final segmentation map from the labels generated by the clustering. technical background [0002] Image segmentation is the technology and process of dividing an image into several specific regions with unique properties and extracting objects of interest. It is a key step in advanced image manipulations such as image analysis, pattern recognition, and computer vision. In recent years, with the application of statistical theory, fuzzy set theory, and machine learning theory in the field of image segmentation, many new methods and ideas have b...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06T7/11G06K9/62
CPCG06T7/11G06T2207/10044G06F18/23213
Inventor 刘若辰焦李成连诚夏冠慕彩虹刘红英冯捷李阳阳
Owner XIDIAN UNIV
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