查询词典 autocorrelation function

Numerical simulation ; autocorrelation function ; root mean square ; Gauss distribution

数值模拟；自相关函数；均方根； Gauss分布

This paper analyzes irrational number series of square root of 2 and e in six aspects involving autocorrelation function,Power Spectral Density,phase space construction,correlation dimension,Principal Component Analysis and maximal Lyapunov exponent.

将已提出的π序列定义和分析方法推广到无理数领域，引出了无理数序列，并以常用的无理数根号2、e为例，对无理数序列的自相关、功率谱、相空间、关联维数、最大Lyapunov指数和主分量等6个方面进行深入分析。

The multiple nonlinear trend of autocorrelation function is presented for similarity search of high frequency financial data, and experiments about trend prediction of high frequency financial data have been done.

提取多元时间序列的自相关函数的多重非线性特征，以此来建立金融高频数据的相似性查找方法，并就金融高频数据的趋势预测展开具体的应用研究。

In this paper,the figure of the fundamental frequency of tone zero is researched with normalized Autocorrelation function pitch detection algorithm and some feature of tone zero is provided.

利用归一化自相关函数法研究了轻声音节基频轨迹的特点，并给出了可用于识别轻声音节的一些基本声调特征。

According to the relation between intensity Autocorrelation Function and normalized light field ACF,the effect of different baseline values on the results measured by using Photon Correlation Spectroscopy was presented.

针对光强自相关函数与归一化光场自相关函数之间的关系，指出基线值的不同会影响到颗粒粒径和分散度的测量结果。

The periodic autocorrelation function of p2-sequences is proved theoretically,which indicates that p2-sequences is not a 'good' sequence.

按照不同的应用背景设计序列有两个方向：一是设计具有高线性复杂度的序

The correlation detection using the periodicity of the direct sequence autocorrelation function can estimate the symbol period at intermediate frequency or at baseband. Simulation results indicate that the former is superior to the latter when the demodulated frequency is unequal to the carrier frequency.

时域相关检测方法利用扩频信号的周期自相关特性，能在中频和基带对扩频码周期进行估计，仿真结果表明中频检测时性能较好。

In order to detect the strong influence points in attribute sequence, this paper introduces the perturbation theory of autocorrelation function in the mean time having several minute perturbations.

为了探测时间序列中的强影响点，介绍了同时对几个点作微小扰动时自相关函数的扰动理论。

For this objection, we propose a kind of optimal interpolator in the senes of the minimizing mean square error, which using the image nonseparable autocorrelation function model and characteristic of circular quincunx interpolator's coefficient distribution. The experiments testified that the interpolating characteristic of APIDCSF is similar to the optimal interpolator. A quasi-vanishing moment curve is proposed here.

消失矩高的滤波器内插性能好于消失矩低的滤波器，或者说支撑大的滤波器内插性能好于支撑小的滤波器，对于支撑相同但消失矩不同的不同类滤波器，提出了准消失矩曲线，可以检测二维不可分离的内插滤波器的内插性能以及在相同支撑下低阶消失矩与高阶消失矩滤波器的相似度。

Thats to say, the method of weighted autocorrelation function is adopted for sonant frames while the singularity detection theory of wavelet transform is adopted for transition frames of surd and sonant.

对浊音帧，采用加权自相关法进行检测；对清浊音过渡帧，则利用小波变换的突变检测原理进行检测。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。