2) acoustic ratio
声波比(声)
3) noise ratio
噪声比<声>
4) electro-acoustical analogy
电-声类比<声>
5) acoustical analog
声学类比(声)
6) CNR
对比噪声比
1.
Objective: Study on the relationship of Propeller technology and image quality such as signal -to - noise ratio (SNR), contrast - to - noise ratio (CNR) and artifact .
结论:Propeller FSE和常规FSE相比,具有更高的信噪比和对比噪声比,图像质量明显提高,并能有效地克服运动伪影。
2.
Part one:the feature of signal intensity and apparent diffusion coefficient of different b value in normal uterus and the choice of the best b valueObjective To observe the feature of signal intensity and apparent diffusion coefficient of different b value in normal uterus,To investigate the imaging quality、SNR and CNR,then choose the best b value suitting the DWI of normal uterus.
一、正常子宫不同b值组合下DWI信号强度和ADC值特点及最佳b值的选择目的:观察不同b值组合下正常子宫DWI信号强度及ADC值变化特点;通过对图像质量、信噪比、对比噪声比的分析,以期找到适合子宫扩散加权成像的适宜b值。
补充资料：声比
1.音调相谐。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条