1) one and half spectrum estimation
112维谱估计
1.
A method for extracting the low frequency line spectrum of helicopter acoustic signals is presented based on the one and half spectrum estimation.
提出一种基于112维谱估计的直升机声信号低频线谱特征提取方法。
2) 112-dimension spectrum
112维谱
1.
This paper presents a 112-dimension spectrum-based method fortesting the shaft-rate electric field of a ship.
112维谱可加强成整数倍谐波信号的基频分量,抑制高斯有色噪声及对称分布的噪声,剔除非二次相位耦合的谐波分量,这些特性对提取舰船轴频电场线谱十分有利。
3) 2-D spectrum estimation
二维谱估计
1.
New approach for 2-D spectrum estimation——parameter weight method;
新的二维谱估计方法——参数加权法
4) space-time spectrum estimation
时-空二维谱估计
1.
Frequency-bearing super-resolution estimation of coherent signal is solved by applying modified multiple signal classification(MMUSIC) algorithm in space-time spectrum estimation.
讨论了在车载雷达对目标自动识别的要求下,阵列信号的谱估计问题,将修正MU-SIC(MMUSIC,Modified Multiple signal classification)算法推广到时-空二维谱估计中,解决了相干信号的频率-方位超分辨估计问题,仿真结果表明了这种方法在系统实现中的可行性和有效性。
5) 2-D spatial-temporal spectrum estimation
空时二维谱估计
1.
The model of array signal is described first, and then the principle of 2-D spatial-temporal spectrum estimation is analyzed.
文中首先介绍了阵列信号模型,分析了空时二维谱估计的原理。
6) bispectrum estimation
双谱估计
1.
The application of bispectrum estimation for seeker signal detection and processing;
双谱估计在导引头信号检测与处理中的应用
2.
Nonparametric bispectrum estimation for pulse signals of sub-health
亚健康脉象信号的非参数化双谱估计
3.
According to non-Gaussianity and randomness of the Pulse Signals,the bispectrum estimation is used to analyze the signals for the purpose of extracting the unusual information of the signals of the drug abusers and educing the judgment of how to distinguish drug abusers from healthy persons.
根据脉象信号的非高斯随机特性,应用双谱估计对其进行分析,旨在提取吸毒者脉象信号的异常信息,并得出初步区分正常人与吸毒者的判断依据。
补充资料：有谱
1.有底﹐有把握。
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