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作者:

Feng, Jinchao (Feng, Jinchao.) | Zhang, Hu (Zhang, Hu.) | Geng, Mengfan (Geng, Mengfan.) | Chen, Hanliang (Chen, Hanliang.) | Jia, Kebin (Jia, Kebin.) (学者:贾克斌) | Sun, Zhonghua (Sun, Zhonghua.) | Li, Zhe (Li, Zhe.) | Cao, Xu (Cao, Xu.) | Pogue, Brian W. (Pogue, Brian W..)

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EI Scopus SCIE

摘要:

Significance: X-ray Cherenkov-luminescence tomography (XCLT) produces fast emission data from megavoltage (MV) x-ray scanning, in which the excitation location of molecules within tissue is reconstructed. However standard filtered backprojection (FBP) algorithms for XCLT sinogram reconstruction can suffer from insufficient data due to dose limitations, so there are limits in the reconstruction quality with some artifacts. We report a deep learning algorithm for XCLT with high image quality and improved quantitative accuracy.Aim: To directly reconstruct the distribution of emission quantum yield for x-ray Cherenkov luminescence tomography, we proposed a three-component deep learning algorithm that includes a Swin transformer, convolution neural network, and locality module model.Approach: A data-to-image model x-ray Cherenkov-luminescence tomography is developed based on a Swin transformer, which is used to extract pixel-level prior information from the sinogram domain. Meanwhile, a convolutional neural network structure is deployed to transform the extracted pixel information from the sinogram domain to the image domain. Finally, a locality module is designed between the encoder and decoder connection structures for delivering features. Its performance was validated with simulation, physical phantom, and in vivo experiments.Results: This approach can better deal with the limits to data than conventional FBP methods. The method was validated with numerical and physical phantom experiments, with results showing that it improved the reconstruction performance mean square error (> 94.1%), peak signal-tonoise ratio (> 41.7%), and Pearson correlation (> 19%) compared with the FBP algorithm. The Swin-CNN also achieved a 32.1% improvement in PSNR over the deep learning method AUTOMAP.Conclusions: This study shows that the three-component deep learning algorithm provides an effective reconstruction method for x-ray Cherenkov-luminescence tomography.(c) The Authors. Published by SPIE under a Creative Commons Attribution 4.0 International License. Distribution or reproduction of this work in whole or in part requires full attribution of the original publication, including its DOI. [DOI: 10.1117/1.JBO.28.2.026004]

关键词:

x-ray Cherenkov-luminescence tomography Swin-transformer image reconstruction Cherenkov imaging deep learning

作者机构:

  • [ 1 ] [Feng, Jinchao]Beijing Univ Technol, Fac Informat Technol, Beijing Key Lab Computat Intelligence & Intelligen, Beijing, Peoples R China
  • [ 2 ] [Zhang, Hu]Beijing Univ Technol, Fac Informat Technol, Beijing Key Lab Computat Intelligence & Intelligen, Beijing, Peoples R China
  • [ 3 ] [Geng, Mengfan]Beijing Univ Technol, Fac Informat Technol, Beijing Key Lab Computat Intelligence & Intelligen, Beijing, Peoples R China
  • [ 4 ] [Chen, Hanliang]Beijing Univ Technol, Fac Informat Technol, Beijing Key Lab Computat Intelligence & Intelligen, Beijing, Peoples R China
  • [ 5 ] [Jia, Kebin]Beijing Univ Technol, Fac Informat Technol, Beijing Key Lab Computat Intelligence & Intelligen, Beijing, Peoples R China
  • [ 6 ] [Sun, Zhonghua]Beijing Univ Technol, Fac Informat Technol, Beijing Key Lab Computat Intelligence & Intelligen, Beijing, Peoples R China
  • [ 7 ] [Li, Zhe]Beijing Univ Technol, Fac Informat Technol, Beijing Key Lab Computat Intelligence & Intelligen, Beijing, Peoples R China
  • [ 8 ] [Feng, Jinchao]Beijing Lab Adv Informat Networks, Beijing, Peoples R China
  • [ 9 ] [Jia, Kebin]Beijing Lab Adv Informat Networks, Beijing, Peoples R China
  • [ 10 ] [Sun, Zhonghua]Beijing Lab Adv Informat Networks, Beijing, Peoples R China
  • [ 11 ] [Li, Zhe]Beijing Lab Adv Informat Networks, Beijing, Peoples R China
  • [ 12 ] [Cao, Xu]Xidian Univ, Engn Res Ctr Mol & Neuro Imaging, Minist Educ, Xian, Peoples R China
  • [ 13 ] [Cao, Xu]Sch Life Sci & Technol, Xian, Peoples R China
  • [ 14 ] [Pogue, Brian W.]Univ Wisconsin, Dept Med Phys, Madison, WI USA

通讯作者信息:

  • [Li, Zhe]Beijing Univ Technol, Fac Informat Technol, Beijing Key Lab Computat Intelligence & Intelligen, Beijing, Peoples R China;;[Li, Zhe]Beijing Lab Adv Informat Networks, Beijing, Peoples R China;;[Cao, Xu]Xidian Univ, Engn Res Ctr Mol & Neuro Imaging, Minist Educ, Xian, Peoples R China;;[Cao, Xu]Sch Life Sci & Technol, Xian, Peoples R China;;

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来源 :

JOURNAL OF BIOMEDICAL OPTICS

ISSN: 1083-3668

年份: 2023

期: 2

卷: 28

3 . 5 0 0

JCR@2022

ESI学科: CLINICAL MEDICINE;

ESI高被引阀值:14

被引次数:

WoS核心集被引频次:

SCOPUS被引频次: 4

ESI高被引论文在榜: 0 展开所有

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中文被引频次:

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