Satellite panchromatic and multispectral image fusion method based on multi-scale convolutional neural network

A convolutional neural network and multispectral image technology, which is applied in the field of satellite panchromatic and multispectral image fusion of multi-scale convolutional neural networks, can solve the problems of spectral distortion, loss of spatial information, and huge amount of calculation in the fusion image. Improve the probability of realization, solve the effect of difficult to obtain, and increase the amount of data
CN109410164BActive Publication Date: 2019-10-22NORTHWESTERN POLYTECHNICAL UNIV
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
NORTHWESTERN POLYTECHNICAL UNIV
Publication Date
2019-10-22

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Abstract

The present invention proposes a multi-scale convolutional neural network satellite panchromatic and multispectral image fusion method, including the following steps: constructing a basic convolutional neural network, constructing required training sets and test sets, performing sharpening processing on multispectral images, and Perform data enhancement processing on the training set and test set, construct a multi-scale convolutional neural network model, and average the fusion results of the multi-scale convolutional neural network model to finally obtain a fusion result image; The construction method of the convolutional neural network improves the probability of realizing the convolutional neural network and improves the fusion efficiency. By first sharpening the multispectral image when forming the network input, it can make full use of The spatial detail information in the neglected multispectral image improves the integration effect of the spatial detail information.
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Description

technical field

[0001] The invention relates to the field of image fusion, in particular to a multi-scale convolutional neural network satellite panchromatic and multi-spectral image fusion method. Background technique

[0002] In recent years, satellites equipped with panchromatic and multispectral image sensors have been launched one after another, and the fusion of panchromatic and multispectral images has become an important and active research direction in the field of satellite remote sensing. This is because in the field of remote sensing, multispectral images with high spatial resolution and high spectral resolution are often required. Image fusion technology is to integrate the characteristics and advantages of panchromatic and multispectral images, and use high spatial resolution panchromatic Image to improve the spatial resolution of multispectral images, while keeping the spectral characteristics of multispectral images as much as possible, so as to overcome the ...

Claims

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