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Published research · 2024

Dynamic Dual-Energy CT: Noise Characterization

动态双能 CT 的噪声特性

主题：光子计数多能 CT 的统计噪声分析

在多能 CT 中，将光子计数进一步划分到多个能量区间，会使每个区间的计数变少、噪声增大。对应的已发表论文从泊松统计出发，研究动态双能采集与传统静态多能采集的噪声差异，并结合仿真和实验验证分析结论。

这项工作将探测器采集策略与图像重建的统计性质联系起来，体现了从测量模型理解成像质量的研究思路。

论文： Liang Li, Huahai Sun, Yidi Yao, Zhiqiang Chen. Physics in Medicine & Biology 69(18), 185004 (2024). DOI.

012024

Noise characterization analysis of dynamic dual-energy CT and its advantage in suppressing statistical noise

Liang Li, Huahai Sun, Yidi Yao, Zhiqiang Chen

Physics in Medicine & Biology 69(18), 185004 · 2024

DOI ↗
BibTeX
@article{Li2024DDENoise,
  author = {Li, Liang and Sun, Huahai and Yao, Yidi and Chen, Zhiqiang},
  title = {Noise characterization analysis of dynamic dual-energy {CT} and its advantage in suppressing statistical noise},
  journal = {Physics in Medicine \& Biology},
  year = {2024},
  volume = {69},
  number = {18},
  pages = {185004},
  doi = {10.1088/1361-6560/ad6eda},
  url = {https://doi.org/10.1088/1361-6560/ad6eda}
}