1) direct method(periodical graph)
直接法(周期图法)
2) direct cycle-measuring method
直接测周期法
1.
Aiming at the problem,a direct cycle-measuring method based on programmable controller computer governor is proposed,and the accuracy and real-time ability are analyzed.
对基于PLC调速器的直接测周期法以及精度和实时性指标进行了具体分析。
3) periodogram method
周期图法
1.
Nonparametric estimation of power spectrum density(PSD) in vibration engineering, including the majorapproach as well as the periodogram method, is based on classical Fourier transformation(FT), but takes quite different forms.
文章以周期图法为例,研究Fourier变换基本格式的不同对PSD非参数估计结果的影响。
4) periodogram
[,piəri'ɔdəɡræm]
周期图法
1.
Detection of Residual Carrier BPSK Signal Based on Periodogram;
基于周期图法的残留载波BPSK信号检测
2.
In order to reduce variance of power spectrum estimate using the perio-dogram,we use the smoothed periodogram to obtain the estimated spectral of the non-Gaussian to replace the true spectral,and process the signal to do generalized matched filtering under the loss of a constant false alarm rate.
在估计功率谱时,为了减小周期图法谱估计产生的误差,采用平滑周期图法来估计非高斯噪声的功率谱,并在此基础上对信号进行恒虚警概率损失下的广义匹配检测。
3.
In this paper, Power spectrum of CAP (carotid pulse) by periodogram and AR model is given, respectively.
采用周期图法和AR参数模型法分别对颈动脉搏动波进行了功率谱分析。
5) periodogram algorithm
周期图算法
1.
An improved periodogram algorithm with application in ship motion forecasting;
改进周期图算法及在船舶运动预报中的应用
6) cyclegraph technique
周期图示法
补充资料：直接
不经过中间事物的。与“间接”相对：直接取用｜直接关系。
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