Author(s): Hengrong Lan, Daohuai Jiang, Changchun Yang, Feng Gao, Fei Gao Fig. 5. The example of performance comparison using different methods to reconstruct initial pressure. The four examples correspond to four rows; every column corresponds to different method, from left to right: ground-truth, DAS, TR, Y-Net-EIID, Y-Net-EID, post-processing U-Net and Y-Net. DAS: delay-and-sum; TR: time reversal. The white circles indicate the local details. ABSTRACT Conventional reconstruction […]
Tag: photoacoustic tomography
AUTOMATIC FORCE-CONTROLLED 3D PHOTOACOUSTIC SYSTEM FOR HUMAN PERIPHERAL VASCULAR IMAGING
Author(s): David C. Garrett, Jinhua Xu, Geng Ku, and Lihong V. Wang Fig. 1. The composition of the system. (A) The system schematics. (B) The photograph of the experiment. PA: photoacoustic; US: ultrasound ABSTRACT We developed a system for whole-body human ultrasound tomography in reflection and transmission modes. A custom 512-element ultrasound receiver array with a […]
DUAL-SCAN PHOTOACOUSTIC TOMOGRAPHY FOR THE IMAGING OF VASCULAR STRUCTURE ON FOOT
Author(s): Chuqin Huang, Yanda Cheng, Wenhan Zheng, Robert W Bing, Huijuan Zhang, Isabel Komornicki, Linda M Harris, Praveen R Arany, Saptarshi Chakraborty, Qifa Zhou, Wenyao Xu, Jun Xia ABSTRACT Chronic leg ulcers are affecting approximately 6.5 million Americans, and they are associated with significant mortality, reduced quality of life, and high treatment costs. Since many […]
HIGH-SPEED THREE-DIMENSIONAL PHOTOACOUSTIC COMPUTED TOMOGRAPHY FOR PRECLINICAL RESEARCH AND CLINICAL TRANSLATION
Authors: Li Lin, Peng Hu, Xin Tong, Rui Cao, Xiaoyun Yuan, David C. Garrett, Junhui Shi, Konstantin Maslov & Lihong V. Wang ABSTRACT Photoacoustic computed tomography (PACT) has generated increasing interest for uses in preclinical research and clinical translation. However, the imaging depth, speed, and quality of existing PACT systems have previously limited the potential […]
