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Lesion localization core data extraction method, system, electronic equipment and storage medium

A core data and extraction method technology, applied in image data processing, image analysis, healthcare informatics, etc., can solve the problems of unmarked data quality, different lesion location, etc., to reduce the burden, assist doctors in diagnosis, reduce Effects of Work Stress

Active Publication Date: 2020-09-11
CENT SOUTH UNIV
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Problems solved by technology

[0005] The technical problem to be solved by the present invention is to provide a lesion localization core data extraction method, system, electronic equipment and storage medium for the deficiencies of the existing technologies, and to extract core data from medical image data without any lesion labeling information to solve the problem of intelligent In medical treatment, it is difficult to locate lesions due to a large amount of unlabeled and variable quality data

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  • Lesion localization core data extraction method, system, electronic equipment and storage medium
  • Lesion localization core data extraction method, system, electronic equipment and storage medium
  • Lesion localization core data extraction method, system, electronic equipment and storage medium

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Embodiment Construction

[0049] The present invention adopts the idea of ​​active learning and designs a core data extraction method, which can extract core data from medical image data without any lesion labeling information, and use it for the training of lesion location target detection models, which can solve the problems caused by a large amount of data in intelligent medical treatment. The development of lesion localization is hindered by labeling and uneven quality.

[0050] The development of lesion localization in smart medical care relies on deep learning-based target detection technology, which requires a large amount of labeled data. In medical big data, the quality of medical images varies, and some have quality problems such as noise. In addition, most image data are not labeled with lesion locations, and labeling requires medical knowledge, which is time-consuming and laborious, and the acquisition cost is too high. The present invention will extract the core data from the non-lesion-l...

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Abstract

The invention discloses a lesion location core data extraction method, system, electronic equipment and storage medium. For any image in a medical image data set, the information entropy, contrast value, and inception score value of the image are calculated and fused to calculate the image. The core degree; all the images in the medical image dataset are sorted in descending order according to the core degree, and the top k images with the core degree are extracted as the core data. Using the previous batch of core data and non-pathological medical data, optimize the information entropy; repeat the above process to extract an appropriate number of core data. While continuously extracting the core data, the present invention continuously optimizes its extraction mechanism, so that the extraction performance of the present invention is continuously improved. Experiments have proved that the present invention has high practicability, can reduce the burden of a large amount of data labeling, and obtain an excellent lesion localization model through training, which can effectively assist doctors in diagnosis and reduce the rate of misdiagnosis.

Description

technical field [0001] The invention relates to the field of smart medical care, in particular to a method, system, electronic equipment and storage medium for extracting core data of lesion location based on active learning. Background technique [0002] In recent years, artificial intelligence has become increasingly mature in theory and technology, bringing a lot of convenience to human daily life, among which the development of intelligent medical care is very rapid, such as the algorithm based on deep learning proposed by Google, which can explain the signs of diabetic retinopathy; Ni uses deep learning to achieve high accuracy in abdominal organ segmentation and so on. These deep learning technologies can assist doctors in identifying diseases, greatly reduce the burden on doctors, and help doctors make more accurate diagnoses. These studies reflect the effectiveness of deep learning technology in medical image analysis, but most of the current research on intelligent...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G06T7/00G06T7/10G16H30/40
CPCG06T7/0012G06T7/10G16H30/40
Inventor 郭克华陈翔王艺霏黄勋沈敏学黄志军
Owner CENT SOUTH UNIV
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