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使用自适应主动轮廓模型提高CT肾癌图像的分割精度

Improving segmentation accuracy of CT kidney cancer images using adaptive active contour model.

作者信息

Hsu Wei-Yen, Lu Chih-Cheng, Hsu Yuan-Yu

机构信息

Department of Information Management.

Advanced Institute of Manufacturing with High-Tech Innovations.

出版信息

Medicine (Baltimore). 2020 Nov 20;99(47):e23083. doi: 10.1097/MD.0000000000023083.

DOI:10.1097/MD.0000000000023083
PMID:33217809
原文链接:https://pmc.ncbi.nlm.nih.gov/articles/PMC7676525/
Abstract

In the present study, we retrospectively analyzed the records of surgical confirmed kidney cancer with renal cell carcinoma pathology in the database of the hospital. We evaluated the significance of cancer size by assessing the outcomes of proposed adaptive active contour model (ACM). The aim of our study was to develop an adaptive ACM method to measure the radiological size of kidney cancer on computed tomography in the hospital patients. This paper proposed a set of medical image processing, applying images provided by the hospital and select the more obvious cases by the doctors, after the first treatment to remove noise image, and the kidney cancer contour would be circled by using the proposed adaptive ACM method. The results showed that the experimental outcome has highly similarity with the medical professional manual contour. The accuracy rate is higher than 99%. We have developed a novel adaptive ACM approach that well combines a knowledge-based system to contour the kidney cancer size in computed tomography imaging to support the clinical decision.

摘要

在本研究中,我们回顾性分析了医院数据库中经手术确诊且具有肾细胞癌病理特征的肾癌记录。我们通过评估所提出的自适应主动轮廓模型(ACM)的结果来评估肿瘤大小的意义。我们研究的目的是开发一种自适应ACM方法,以测量医院患者计算机断层扫描(CT)上肾癌的影像学大小。本文提出了一套医学图像处理方法,应用医院提供的图像并由医生选择更明显的病例,在首次处理以去除噪声图像后,使用所提出的自适应ACM方法圈出肾癌轮廓。结果表明,实验结果与医学专业手动勾勒的轮廓高度相似。准确率高于99%。我们开发了一种新颖的自适应ACM方法,该方法很好地结合了基于知识的系统来勾勒CT成像中肾癌的大小,以支持临床决策。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/9203/7676525/7a32f3571f0e/medi-99-e23083-g002.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/9203/7676525/0849822225c6/medi-99-e23083-g001.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/9203/7676525/7a32f3571f0e/medi-99-e23083-g002.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/9203/7676525/0849822225c6/medi-99-e23083-g001.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/9203/7676525/7a32f3571f0e/medi-99-e23083-g002.jpg

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Medicine (Baltimore). 2019 Oct;98(40):e17132. doi: 10.1097/MD.0000000000017132.
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Automated Kidney Segmentation for Traumatic Injured Patients through Ensemble Learning and Active Contour Modeling.通过集成学习和主动轮廓模型对创伤性损伤患者进行自动肾脏分割
Annu Int Conf IEEE Eng Med Biol Soc. 2018 Jul;2018:3418-3421. doi: 10.1109/EMBC.2018.8512967.
3
An integrated segmentation and shape-based classification scheme for distinguishing adenocarcinomas from granulomas on lung CT.
一种用于区分肺 CT 中腺癌和肉芽肿的集成分割和基于形状的分类方案。
Med Phys. 2017 Jul;44(7):3556-3569. doi: 10.1002/mp.12208. Epub 2017 May 23.
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A generalized active shape model for segmentation of liver in low-contrast CT volumes.一种用于低对比度CT容积中肝脏分割的广义主动形状模型。
Comput Biol Med. 2017 Mar 1;82:59-70. doi: 10.1016/j.compbiomed.2017.01.009. Epub 2017 Jan 24.
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Assembling A Multi-Feature EEG Classifier for Left-Right Motor Imagery Data Using Wavelet-Based Fuzzy Approximate Entropy for Improved Accuracy.使用基于小波的模糊近似熵提高精度,组装用于左右运动想象数据的多特征 EEG 分类器。
Int J Neural Syst. 2015 Dec;25(8):1550037. doi: 10.1142/S0129065715500379. Epub 2015 Sep 30.
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