英语释义

1. the correlation between paired values of a function of a mathematical or statistical variable taken at usually constant intervals that indicates the degree of periodicity of the function

片语

autocorrelation analysis[统计] 自相关分析

Hamming auto-correlation汉明自相关

auto-correlation distance自相关距离

auto-correlation parameter自相关参数

auto-correlation value自相关性质

auto-correlation techniqueThe autocorrelation technique is a method for estimating the dominating frequency in a complex signal, as well as its variance. Specifically, it calculates the first two moments of the power spectrum, namely the mean and variance.

auto-correlation operator自相关算子

autocorrelation function自协变函数，[数] 自相关函数；自对比函数

Auto-correlation Function自相关函数

auto-correlation analysis[统计] 自相关分析

normalized auto-correlation规格化自相关

英汉例句

• The properties of auto-correlation for polyphase orthogonal sequences are very ideal, but its cross-correlation properties are not good when the phase number is low.

  多相正交序列的自相关特性非常理想，但在低相数时，互相关特性不够理想。

• Variations of geology and astronomy have constantly parameter variable auto-correlation function of vibration attenuation type.

  地质和天文变量中常常存在参数可变的振蕩衰减型自相关函数。

• And the second-harmonic intensity auto-correlation method is widely used to measure the ultrashort pulse wave.

  二次谐波强度自相关法是被广泛使用的超短光脉沖波形测量的方法。

• For integer frequency offset estimation, we analyze a sequence auto-correlation based algorithm, and extend the algorithm into frequency selective channel case.

  对于整数频偏估计，分析了一种基于序列自相关的算法，并将该算法推广应用到频率选择性信道中；

• At last, making use of the plotting function of MATLAB, the paper carries out simulation analysis from three aspects: auto-correlation function, spectrum and fuzzy function.

  最后，利用Matlab软件的作图功能，从自相关函数、频谱函数和模糊函数三个方面对M波形的性能进行了仿真分析。

• By means of auto-correlation and spectrum analysis, we discuss in detail some physical mechanisms of the flows.

  通过自相关与谱分析的方法，详细地讨论了这种流动的一些物理机制。

• The values of the standard auto-correlation function based on assuming resistance belonging to independent increment random process are less than the accurate results.

  用假定抗力服从独立增量过程的连续函数法，其计算结果比实际值偏小。

• In the former method, we need weaken the energy of satellite signal firstly, and then detect the cyclic auto-correlation characteristic.

  前一种方法的思路是先削弱卫星业务信号能量然后检测其循环自相特征。

• The instrument, being under construction, adopts a program of combining a multi-channel spectrometer and a auto-correlation spectrometer.

  正在研制的此仪器采用了多通道频谱仪与自相关频谱仪结合使用的方案。

• But the normalized auto-correlation of real seismic acceleration record comprises an obviously random noise with amplitude value of 0.15 or so, that is so called super random content.

  但是真实地震动的归一化自相关函数则有一较显着的随机噪声项，这个随机噪声的幅值为0。15左右，这就是本文中所说的超随机特性。

• In addition, the protein can be represented as other feature vectors based on amino acid composition (AAC), weighted auto-correlation function and Moment descriptor methods.

  另外，蛋白质序列还可用其它特征提取方法提取的特征向量来表示，如氨基酸组成成分、加权自相关函数和矩描述子。

• Digital correlation is an important technique in photon correlation spectroscopy. The quality of auto-correlation function determines the measure result.

  数字相关技术是纳米颗粒测量技术中的一个关键环节，自相关函数的估计质量直接影响颗粒测量结果。

• Based on the concept of linear predication coding, analyzes and researches the linear predication coding technique and the auto-correlation solution of its LPC regularity equations.

  从线性预测编码技术的概念入手，分析和研究了线性预测编码技术及其LPC正则方程的自相关解法。

• The efficiency is enhanced through searching the max of cyclic auto-correlation matrix in this method.

  通过搜索矩阵最大相关值，可以显着提高检测效率。

• This paper explains a new nonperiodic Amplitude-Phase Code, which has multi-level quantized amplitude and low auto-correlation sidelobes.

  本文提出一种新的非周期幅相码，这种码具有多种幅度和相位，其自相关函数副瓣电平比较低。

• Based on NLMS, this paper proposes a decorrelation NLMS algorithm (DC-NLMS) by employing auto-correlation of the input speech signal.

  在NLMS算法的基础上，从语音信号相关性的角度出发，提出了一种去相关NLMS算法(DC -NLMS)。

• In wideband auto-correlation receiver, signal after self-mixing is sine signal. A synthetic algorithm is proposed for sine signal frequency estimation.

  在宽带自相关接收机中，自混频后的信号为正弦信号，本文提出了一种综合算法估计正弦信号的频率。