Researching | Adaptive speed of sound correction with photoacoustic tomography for imaging quality optimization

Chinese Optics Letters, Volume. 14, Issue 8, 081701(2016)

Adaptive speed of sound correction with photoacoustic tomography for imaging quality optimization

Meng Ye¹, Meng Cao¹, Jie Yuan^1、*, Yudi Chen², Qian Cheng², Chao Tao³, Xiaojun Liu³, Guan Xu⁴, and Xueding Wang⁴

Author Affiliations

¹School of Electronic Science and Engineering, Nanjing University, Nanjing 210093, China

²School of Physics, Tongji University, Shanghai 200092, China

³School of Physics, Nanjing University, Nanjing 210093, China

⁴Department of Radiology, University of Michigan, Ann Arbor 48109, USA

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Fig. 1. Simulation experiment phantom.

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Fig. 2. Error rate of SOS versus searching step-length.

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Fig. 3. Reconstructed image.

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Fig. 4. Experiment setup.

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Fig. 5. Ex vivo experiment results and comparisons.

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Table 1. Error Rate of Calculated and Correct SOS
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Table 1. Error Rate of Calculated and Correct SOS
Phantom SOS Correct Value (m/s) Calculated Value (m/s) Error Rate (‰)
A $c_{1}$ 1470.0 1469.0 0.68
A $c_{2}$ 1520.0 1519.0 0.66
A $c_{3}$ 1560.0 1557.0 1.92
B $c_{1}$ 1470.0 1471.5 1.02
B $c_{2}$ 1510.0 1511.5 0.99
B $c_{3}$ 1560.0 1562.0 1.28

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Meng Ye, Meng Cao, Jie Yuan, Yudi Chen, Qian Cheng, Chao Tao, Xiaojun Liu, Guan Xu, Xueding Wang, "Adaptive speed of sound correction with photoacoustic tomography for imaging quality optimization," Chin. Opt. Lett. 14, 081701 (2016)

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Paper Information

Category: Medical optics and biotechnology

Received: Mar. 23, 2016

Accepted: Jun. 14, 2016

Published Online: Aug. 3, 2018

The Author Email: Jie Yuan (yuanjie@nju.edu.cn)

DOI:10.3788/COL201614.081701

Topics

laser devices and laser physics

Lasers and Laser Optics

laser manufacturing

Instrumentation, Measurement and Metrology