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Author:

Feng Jinchao (Feng Jinchao.) | Chang Di (Chang Di.) | Li Zhe (Li Zhe.) | Sun Zhonghua (Sun Zhonghua.) | Jia Kebin (Jia Kebin.) (Scholars:贾克斌)

Abstract:

As a new molecular imaging technology, Cherenkov-excited luminescence scanned imaging (CELSI) has merits of high spatial resolution and large imaging depth, therefore showing a potential for monitoring the physiological changes of tumors during radiotherapy. In our previous work, we developed a tomographic technique for CELSI based on Tikhonov method, which is problematic to reconstruct accurate fluorescent targets with position depth larger than 3 cm or with low contrast. To overcome this problem, we develop a sparse reconstruction method for tomographic CELSI based on approximate message passing. To demonstrate the merits of the proposed algorithm, we compare it with traditional Tikhonov regularization and three sparse based reconstruction algorithms. Our results show that the proposed method can achieve best performance in terms of mean -square error and contrast noise ratio.

Keyword:

medical optics tomography Cherenkov-excited luminescence scanned imaging sparse reconstruction image reconstruction techniques approximate message passing

Author Community:

  • [ 1 ] [Feng Jinchao]Beijing Univ Technol, Fac Informat Technol, Beijing Key Lab Computat Intelligence & Intellige, Beijing 100124, Peoples R China
  • [ 2 ] [Chang Di]Beijing Univ Technol, Fac Informat Technol, Beijing Key Lab Computat Intelligence & Intellige, Beijing 100124, Peoples R China
  • [ 3 ] [Li Zhe]Beijing Univ Technol, Fac Informat Technol, Beijing Key Lab Computat Intelligence & Intellige, Beijing 100124, Peoples R China
  • [ 4 ] [Sun Zhonghua]Beijing Univ Technol, Fac Informat Technol, Beijing Key Lab Computat Intelligence & Intellige, Beijing 100124, Peoples R China
  • [ 5 ] [Jia Kebin]Beijing Univ Technol, Fac Informat Technol, Beijing Key Lab Computat Intelligence & Intellige, Beijing 100124, Peoples R China
  • [ 6 ] [Feng Jinchao]Beijing Lab Adv Informat Networks, Beijing 100124, Peoples R China
  • [ 7 ] [Chang Di]Beijing Lab Adv Informat Networks, Beijing 100124, Peoples R China
  • [ 8 ] [Li Zhe]Beijing Lab Adv Informat Networks, Beijing 100124, Peoples R China
  • [ 9 ] [Sun Zhonghua]Beijing Lab Adv Informat Networks, Beijing 100124, Peoples R China
  • [ 10 ] [Jia Kebin]Beijing Lab Adv Informat Networks, Beijing 100124, Peoples R China

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Source :

CHINESE JOURNAL OF LASERS-ZHONGGUO JIGUANG

ISSN: 0258-7025

Year: 2020

Issue: 2

Volume: 47

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 4

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