计算机科学 ›› 2021, Vol. 48 ›› Issue (6A): 10-14.doi: 10.11896/jsjkx.200800147
孙正, 张小雪
SUN Zheng, ZHANG Xiao-xue
摘要: 生物光声成像(Photoacoustic Imaging,PAI)是一种新型的无创复合功能成像方法。生物组织不均匀的声学特性会使超声波在组织界面处发生反射,导致重建图像中存在伪影和失真,降低图像质量和成像深度。文中综述了目前抑制PAI声反射伪影的主要方法,包括延迟相减法、基于杂波去相关理论的方法、短滞后空间相干法、基于深度学习的方法、光声引导聚焦超声法、基于超声平面波模型的方法和多波长激励的方法等,详细介绍各方法的原理,分析其优势和不足,并展望未来的研究趋势。
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