镜面组织表征中接收波束形成方案的性能研究
图像与视频处理
2024-08-06 v2 医学物理
摘要
本工作对延迟求和(DAS)、滤波延迟相乘求和(DMAS)、最小方差(MV)和镜面接收波束形成方案在镜面反射体超声成像背景下进行了比较。本研究的主要贡献为：1) 通过实验研究，针对平面反射体的不同倾角以及位于介质中不同深度的反射体，对四种接收波束形成方案进行性能比较；2) 研究MV波束形成中子阵列长度对镜面结构成像的影响。定性结论在对比度和广义对比度噪声比方面得到了定量验证。该研究考察了每种接收波束形成技术的优缺点，并强调了针对应用定制的波束形成方案在镜面结构成像中的重要意义。
引用
@article{arxiv.2107.08069,
title = {A Performance Investigation of Receive Beamforming Schemes in Specular Tissue Characterization},
author = {Gayathri Malamal and Mahesh Raveendranatha Panicker},
journal= {arXiv preprint arXiv:2107.08069},
year = {2024}
}
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