Deep learning-based chromosome uploidy prediction system and method, terminal and medium

A technology of deep learning and prediction methods, applied in the field of biomedicine, can solve the problems of long discrimination cycle, low penetration rate, high cost, etc., and achieve the effect of guaranteeing training and testing

Inactive Publication Date: 2021-06-18
WUHAN MUTUAL UNITED TECH CO LTD
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Problems solved by technology

[0003] According to investigations and studies, no scholars have studied the problem of chromosome euploidy prediction from the perspective of video images. How to construct an effective artificial intelligence prediction model for solving chromosome euploidity prediction; how to design a new prediction network structure can be very Effective feature fusion of embryo morphological features, dynamic features and patient clinical data
[0004] Through the above analysis, the existing problems and defects of the existing technology are: the existing method for chromosomal euploidy identification has a long period of identification, high cost and low penetration rate, and at the same time, the existing technology does not use artificial intelligence prediction models to detect chromosomal euploidy Forecast scenario

Method used

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  • Deep learning-based chromosome uploidy prediction system and method, terminal and medium
  • Deep learning-based chromosome uploidy prediction system and method, terminal and medium
  • Deep learning-based chromosome uploidy prediction system and method, terminal and medium

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Embodiment 1

[0090] Collect embryo sequences with third-generation IVF diagnostic results, and label image files in sequence according to the temporal sequence of embryo development. Combined with the consensus of domestic and foreign embryologists and the observation experience of embryologists, the images of embryos in different scoring stages such as pronuclear stage, cleavage stage, blastocyst stage, etc. are selected to form a representative embryonic development video, which replaces the complete embryonic development video. embryonic development process.

[0091] The basic clinical data of the patient to which the embryo belongs is collected and integrated with the embryo video data to establish a database with chromosomal euploidy diagnosis results. Divide the data in the database into training set, validation set and test set according to the ratio of 8:1:1;

[0092] Build a video sequence feature network model, use the UCF-101 natural video image data set to initialize and train...

Embodiment 2

[0109] 1. Data collection and preprocessing stage

[0110] The present invention collects a total of 896 embryos with diagnosis results from the reproductive center, and at the same time, collects the data recorded by the embryologist corresponding to the embryos and the clinical data of the patient. According to the consensus of experts at home and abroad and the time point when embryologists observe the embryo, the embryo images of different developmental stages such as prokaryotic stage, cleavage stage and blastocyst stage are selected from the complete embryo image and combined to form embryo development video. The data recorded by the embryologist and the clinical data of the patients were counted, the mean and variance were calculated, the values ​​were normalized, and the missing items in the data were filled with 0. Integrate the embryo video and the normalized value into a complete data, take the diagnosis result of chromosome euploidy as the prediction label of the p...

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Abstract

The invention belongs to the technical field of biomedicine, and discloses a deep learning-based chromosome uploidy prediction system and method, terminal and medium, and the method comprises the steps: selecting a part of embryo images in the whole process of embryo development, combining the images into a video as a training data set according to the time sequence, building a video sequence feature network model, training the embryo video, extracting morphological characteristics and dynamic characteristics in the embryo development process; and fusing the embryo video features and the clinical data features of the patient, and training a network according to the fused features to obtain a prediction result. According to the method, a video sequence feature network framework is creatively used, the space-time characteristics in the embryo development process are well obtained, and the extraction of the dynamic characteristics and the morphological characteristics of the embryo cells is effectively completed; the prediction model provided by the invention can automatically complete the prediction of the chromosome uploidy, and no manual intervention exists in the prediction process.

Description

technical field [0001] The invention belongs to the technical field of biomedicine, and in particular relates to a deep learning-based chromosome euploidy prediction system, method, terminal and medium. Background technique [0002] At present, chromosomal euploidy is closely related to fetal health. At present, the main technical means for chromosomal euploidy identification is to use the third-generation test-tube baby technology (PGT), which requires professional instruments to detect trace amounts in embryos. Diagnosis with cells is expensive. In the process of diagnosis, the discrimination period is long, which will affect the development of embryos. At the same time, in this process, the artificial error will also be greatly increased. With the help of artificial intelligence technology, combined with the morphological characteristics and kinetic characteristics of embryo images and the basic clinical information of patients during the embryo's own development, a deep...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06K9/62G06K9/00G06N3/04G06N3/08G16H50/20G16H50/70
CPCG06N3/08G16H50/70G16H50/20G06V20/46G06V2201/03G06N3/045G06F18/241G06F18/253G06F18/214
Inventor 云新谭威陈长胜
Owner WUHAN MUTUAL UNITED TECH CO LTD
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