frequency estimation method的意思|示意

Finally, it makes the asymmetric estimation with high-frequency data in a specific period, using the method of realized volatility and the line model.

最后，在一个具体的时间段采用高频数据对不对称性作出估计，我们应用已实现波动率的方法并用线形模型做出了估计。

The effect of Signal-Noise-Ration (SNR) to the estimation of Doppler central frequency has been studied using theoretical method and simulation technique, and results are given in curves.

该文从理论和仿真两个角度研究了信噪比对多普勒中心频率估计的影响，给出了多普勒中心频率和信噪比的理论及仿真关系曲线。

A combined channel estimation method of time-frequency-selective fading channels in MIMO-OFDM systems was proposed.

提出了一种适用于时间频率选择性衰落信道的MIMO - OFDM系统的组合信道估计方法。

A cost function is presented, and by applying Gaussian-Newton type recursive prediction error based method, a stable and efficient online frequency estimation algorithm is derived.

在此基础上，建立了最小方差损失函数，并结合高斯·牛顿预测误差方法，提出了稳定的，高性能的，在线的复频率直接估计算法。

The method consists of real-time estimation of signal frequency, synchronous tracking of sampling frequency and error correction of harmonic coefficients.

该方法包括信号频率实时估计、采样频率同步跟踪和谐波系数误差校正几个要素。

Based on uniform circular array and its elements output signal delay, a novel method for estimation of spatial frequency, azimuth and elevation is presented.

本文基于圆阵列及其输出时延提出了一种空间信号频率、方位角和仰角的联合参数估计新方法。