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Medical image segmentation system and method based on multi-level neural network

A medical image and neural network technology, which is applied in the field of medical image segmentation systems based on multi-level neural networks, can solve the problems of insufficient segmentation accuracy of images, and achieve the effects of rich features, efficient segmentation, and accurate image processing results.

Active Publication Date: 2021-02-05
UNIV OF ELECTRONICS SCI & TECH OF CHINA
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] Aiming at the above-mentioned deficiencies in the prior art, the present invention provides a medical image segmentation system and method based on a multi-level neural network, which solves the problem of insufficient accuracy of the segmented image by the traditional medical image segmentation method

Method used

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  • Medical image segmentation system and method based on multi-level neural network
  • Medical image segmentation system and method based on multi-level neural network
  • Medical image segmentation system and method based on multi-level neural network

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Embodiment 1

[0041] Such as figure 1 As shown, the present invention provides a medical image segmentation system based on a multi-level neural network, including an image initialization module, a multi-level depth feature extraction module, a pyramid pooling long connection module and a multi-level segmentation module; an image initialization module for The original medical image collected is input to the image initialization model, and the initialization feature of the original medical image is extracted according to the image initialization model; the multi-level depth feature extraction module is used to train the multi-level depth feature extraction model using the initialization feature of the original medical image, and According to the multi-level depth feature extraction model after training, the multi-level depth features and shallow features of the medical image are respectively extracted; the pyramid pooling long connection module is used to use the pyramid pooling long connecti...

Embodiment 2

[0050] Such as Image 6 As shown, the present invention provides a medical image segmentation method based on a multi-level neural network medical image segmentation system, and its implementation method is as follows:

[0051] S1. Input the collected original medical image into the image initialization model, and use the image initialization model to extract the initialization features of the original medical image;

[0052] S2. Using the initialization features of the original medical image to train the multi-level deep feature extraction model, and using the trained multi-level deep feature extraction model to extract the multi-level deep features and shallow features of the medical image respectively;

[0053] S3. According to the shallow features of the medical image, the pyramid pooling long connection model is used to make up for the lost convolution information in the multi-level deep feature extraction model to obtain global aggregation features;

[0054] S4. Using t...

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Abstract

The invention provides a medical image segmentation system and method based on a multi-level neural network, and belongs to the technical field of medical image processing. The method comprises the steps: inputting a to-be-segmented original medical image into an image initialization model for the extraction of initial features, then inputting the initial features into a multi-level depth featureextraction model, extracting multi-level deep features of an image, inputting deep features into a multi-level segmentation model, inputting the deep features in the multi-level depth feature extraction module into the multi-level segmentation model through a pyramid pooling long connection model, and outputting a high-precision segmented medical image by the multi-level segmentation model according to the classification condition of pixels in the image one by one. According to the medical image segmentation method provided by the invention, the medical image depth feature extraction efficiency is improved, and the medical image segmentation precision can be improved.

Description

technical field [0001] The invention belongs to the technical field of medical image processing, and in particular relates to a medical image segmentation system and method based on a multi-level neural network. Background technique [0002] In the field of medical image processing, especially in the diagnosis, diagnosis and treatment cycle of brain tumors, an accurate and reliable brain tumor image segmentation step plays a key role. In the actual clinical diagnosis and treatment process, the medical image interval of interest is usually manually drawn by a rich clinical doctor based on his professional knowledge, that is, the manual processing method is widely used in clinical practice to identify the lesion area of ​​the brain tumor image. segmentation. However, because manual segmentation of brain tumor images is a very cumbersome and complicated task, researchers have put a lot of effort into developing semi-automatic or automatic brain tumor image segmentation methods...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06T7/00G06T7/11G06N3/04G06N3/08
CPCG06T7/0012G06T7/11G06N3/08G06T2207/20016G06T2207/20081G06T2207/20084G06T2207/30016G06T2207/30096G06N3/045
Inventor 丁熠郑伟曹明生邓伏虎秦臻谭富元朱桂钦张超邱泸谊
Owner UNIV OF ELECTRONICS SCI & TECH OF CHINA