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Training method and device for cloud segmentation model with high mobility

A segmentation model and high transfer technology, applied in neural learning methods, biological neural network models, image analysis, etc., can solve problems such as affecting observation and transmission, wasting ground system data transmission resources, and losing effective surface information, achieving application prospects. Broad, highly mobile effects

Pending Publication Date: 2021-10-29
CHINA CENT FOR RESOURCES SATELLITE DATA & APPL
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, affected by climate and weather, cloud cover greatly affects the observation and transmission of the earth, resulting in the loss of a large amount of effective surface information and a serious waste of ground system data transmission resources

Method used

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  • Training method and device for cloud segmentation model with high mobility
  • Training method and device for cloud segmentation model with high mobility
  • Training method and device for cloud segmentation model with high mobility

Examples

Experimental program
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Embodiment 1

[0058] refer to figure 1 , shows a flow chart of steps of a method for training a cloud segmentation model with high mobility provided by an embodiment of the present invention, as shown in figure 1 As shown, the method may include the following steps:

[0059] Step 101: Obtain training samples and test samples; wherein, the training samples are samples formed by remote sensing images of one load, and the test samples are samples formed by remote sensing images of the above load and other loads.

[0060] The embodiment of the present invention can be applied to a scenario where a remote sensing image of a load is used for model training, and multiple load images are used for model testing to obtain a cloud segmentation model with high mobility.

[0061] The training samples refer to the samples used to train the pre-trained network model.

[0062] The test sample refers to a sample used to test the initial cloud segmentation model trained by using the training sample.

[00...

Embodiment 2

[0130] refer to Figure 5 , which shows a schematic structural diagram of a training device for a cloud segmentation model with high mobility provided by an embodiment of the present invention, as shown in Figure 5 As shown, the device can include the following modules:

[0131] The training sample acquisition module 510 is used to acquire training samples and test samples; wherein, the training samples are samples formed from remote sensing images of a load, and the test samples are formed from remote sensing images of the above load and other loads samples of

[0132] A training data set generating module 520, configured to preprocess the training samples to generate a training data set;

[0133] The initial segmentation model acquisition module 530 is used to train the pre-training network model based on the training data set, and obtain the initial cloud segmentation model according to the accuracy evaluation result;

[0134] The predicted cloud label binary map acquis...

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Abstract

The invention discloses a training method and device for a cloud segmentation model with high mobility. The method comprises the following steps: acquiring a training sample and a test sample, wherein the training sample is a sample formed by a remote sensing image of one load, and the test sample is a sample formed by the load and remote sensing images of various loads except the load; preprocessing the training sample to generate a training data set; training a pre-training network model based on the training data set, and obtaining an initial cloud segmentation model according to a precision evaluation result; testing the initial cloud segmentation model based on a test sample, and obtaining a prediction cloud label binary image corresponding to the test data set; and when the predicted cloud label binary image is compared with the real cloud label binary image, taking the initial cloud segmentation model as a final target cloud segmentation model under the condition that the precision meets the business requirement. The cloud segmentation model provided by the invention has segmentation precision up to 0.91, has high mobility, is suitable for various load satellites, and has wide application prospects in the field of remote sensing cloud cover detection.

Description

technical field [0001] The invention relates to the technical field of cloud segmentation model training, in particular to a training method and device for a cloud segmentation model with high mobility. Background technique [0002] With the rapid development of domestic remote sensing technology, the amount of high-resolution image data has increased sharply, containing rich geographic information, and has been widely used in environmental monitoring, meteorological analysis, target detection and other fields. However, due to the influence of climate and weather, cloud cover greatly affects the observation and transmission of the earth, resulting in the loss of a large amount of effective surface information and a serious waste of data transmission resources of the ground system. In addition, clouds are an important indicator for evaluating disaster meteorological phenomena. Therefore, cloud detection has been widely concerned by scholars at home and abroad. [0003] How ...

Claims

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Application Information

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IPC IPC(8): G06K9/62G06K9/46G06N3/04G06N3/08G06T7/10
CPCG06N3/08G06T7/10G06T2207/10032G06T2207/20132G06T2207/20081G06N3/045G06F18/214
Inventor 马若琳王海波喻文勇齐建超雷玉飞
Owner CHINA CENT FOR RESOURCES SATELLITE DATA & APPL