1) Nyquist ghost
Nyquist伪影
1.
Study on method for eliminating Nyquist ghost in brain fMRI;
脑功能磁共振图像中Nyquist伪影的处理方法研究
2) Artifact
[英]['ɑ:tə,fækt] [美]['ɑrtə,fækt]
伪影
1.
The Reason and Strategy of Artifact of Coronary Artery Imaging with 64-slice Spiral Computed Tomography;
64层螺旋CT冠状动脉成像伪影产生及解决对策
2.
Clinical Application of BLADE Technique in Correcting Head Motion Artifacts;
BLADE技术在克服MRI头部运动伪影上的临床应用
3.
Clinical Application of BLADE Technique in Correcting Motion Artifacts of MRI;
BLADE技术消除磁共振成像运动伪影的临床应用
3) Artifacts
伪影
1.
The Effect Research of Scanning Optimization Eliminates the High Magnetic Field MRI Artifacts;
扫描优化对消除高磁场MRI伪影的效果研究
2.
Analysis of influencing factors and preventive measures for RF field artifacts in MR images;
对MR图像RF磁场性伪影的分析及预防
3.
Research of generation mechanism and compensation techniques of MRI artifacts;
MRI伪影的产生机理及其补偿技术研究
4) Artifacts of DR images
DR影像伪影
5) nyquist plot
Nyquist图
1.
Based on the investigation for the relationship between the change rate of the phase angle of a Nyquist plot (CRPA) and the poles of the open-loop system or the closed-loop system, the main regions, in which the frequencies of mechanical oscillation modes lie, are determined and their relevant characteristics with the generators are given using the extreme .
研究了电力系统多变量Nyquist图相角变化率与其反馈模型开环和闭环极点间的关系。
2.
In this article,the authors use C++ and C to compile programs to design a set of computer aided instruction software of drawing methods concerned with frequency response characteristics——the NYQUIST plot and the BODE plot.
采用C+ + 和C混合编程设计了一套有关频率响应特性———NYQUIST图和BODE 图绘图方法的辅助教学软件。
6) Nyquist approach
Nyquist法
补充资料：部分容积效应伪影
部分容积效应伪影
超声学术语。声束宽度在非聚焦区可达几毫米至1cm以上，当其遇到小于声束切面厚度的病灶时，在声像图上出现病灶区与其周围区回声相互重叠的图像而造成的伪影。这可导致例如小囊肿内部存在有细小光点而误认为实质性肿物的分析错误。
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