U-Net based frames partitioning and volumetric analysis for kidney detection in tomographic images

This work presents an automatic system for generating kidney boundaries in computed tomography (CT) images. This paper presents the main points of medical image processing, which are the parts of the developed system. The U-Net network was used for image segmentation, which is now widely used as a s...

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Main Author: Tomasz Les
Format: Article
Language:English
Published: Polish Academy of Sciences 2021-04-01
Series:Bulletin of the Polish Academy of Sciences: Technical Sciences
Subjects:
Online Access:https://journals.pan.pl/Content/119624/PDF/05_02001_Bpast.No.69(3)_23.06.21_Druk.pdf
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author Tomasz Les
author_facet Tomasz Les
author_sort Tomasz Les
collection DOAJ
description This work presents an automatic system for generating kidney boundaries in computed tomography (CT) images. This paper presents the main points of medical image processing, which are the parts of the developed system. The U-Net network was used for image segmentation, which is now widely used as a standard solution for many medical image processing tasks. An innovative solution for framing the input data has been implemented to improve the quality of the learning data as well as to reduce the size of the data. Precision-recall analysis was performed to calculate the optimal image threshold value. To eliminate false-positive errors, which are a common issue in segmentation based on neural networks, the volumetric analysis of coherent areas was applied. The developed system facilitates a fully automatic generation of kidney boundaries as well as the generation of a three-dimensional kidney model. The system can be helpful for people who deal with the analysis of medical images, medical specialists in medical centers, especially for those who perform the descriptions of CT examination. The system works fully automatically and can help to increase the accuracy of the performed medical diagnosis and reduce the time of preparing medical descriptions.
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spelling doaj.art-75541a55eab84eafaa3cf185bb2b28c22022-12-22T02:32:55ZengPolish Academy of SciencesBulletin of the Polish Academy of Sciences: Technical Sciences2300-19172021-04-01693https://doi.org/10.24425/bpasts.2021.137051U-Net based frames partitioning and volumetric analysis for kidney detection in tomographic imagesTomasz Les0Faculty of Electrical Engineering, Warsaw University of Technology, ul. Koszykowa 75, 00-662 Warszawa, PolandThis work presents an automatic system for generating kidney boundaries in computed tomography (CT) images. This paper presents the main points of medical image processing, which are the parts of the developed system. The U-Net network was used for image segmentation, which is now widely used as a standard solution for many medical image processing tasks. An innovative solution for framing the input data has been implemented to improve the quality of the learning data as well as to reduce the size of the data. Precision-recall analysis was performed to calculate the optimal image threshold value. To eliminate false-positive errors, which are a common issue in segmentation based on neural networks, the volumetric analysis of coherent areas was applied. The developed system facilitates a fully automatic generation of kidney boundaries as well as the generation of a three-dimensional kidney model. The system can be helpful for people who deal with the analysis of medical images, medical specialists in medical centers, especially for those who perform the descriptions of CT examination. The system works fully automatically and can help to increase the accuracy of the performed medical diagnosis and reduce the time of preparing medical descriptions.https://journals.pan.pl/Content/119624/PDF/05_02001_Bpast.No.69(3)_23.06.21_Druk.pdfkidney detectionmedical image processingu-netframes partitioningvolumetric analysis
spellingShingle Tomasz Les
U-Net based frames partitioning and volumetric analysis for kidney detection in tomographic images
Bulletin of the Polish Academy of Sciences: Technical Sciences
kidney detection
medical image processing
u-net
frames partitioning
volumetric analysis
title U-Net based frames partitioning and volumetric analysis for kidney detection in tomographic images
title_full U-Net based frames partitioning and volumetric analysis for kidney detection in tomographic images
title_fullStr U-Net based frames partitioning and volumetric analysis for kidney detection in tomographic images
title_full_unstemmed U-Net based frames partitioning and volumetric analysis for kidney detection in tomographic images
title_short U-Net based frames partitioning and volumetric analysis for kidney detection in tomographic images
title_sort u net based frames partitioning and volumetric analysis for kidney detection in tomographic images
topic kidney detection
medical image processing
u-net
frames partitioning
volumetric analysis
url https://journals.pan.pl/Content/119624/PDF/05_02001_Bpast.No.69(3)_23.06.21_Druk.pdf
work_keys_str_mv AT tomaszles unetbasedframespartitioningandvolumetricanalysisforkidneydetectionintomographicimages