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自相关函数是一个偶函数。The autocorrelation function is an even function.

本文提出谱自相关方法。This paper deals with the spectrum autocorrelation method.

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讨论了MARMA模型的平稳性条件和自相关函数。The stationary conditions and autocorrelation function of the MARMA process are investigated.

在数据处理模块中引入了小波变换和自相关分析理论。Wavelet transform and autocorrelation analysis are introduced into the data processing module.

其中，平均波动性外溢效果有显著不同，于低点前三国股票市场为正的自我相关。During the pre-lowest index periods, these three stock markets all have positive autocorrelation.

证明了样本自相关函数的强收敛性，并得到了强收敛速度。The strong convergence of sample autocorrelation is proved, and the convergence rate is obtained.

从苜蓿地、苹果地到农地，空间自相关的尺度逐渐增大。The scale of spatial autocorrelation increased gradually from clover land, apple land to farmland.

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提出用数字散斑相关方法测量移动物体的连续位移。The digital speckle autocorrelation function is presented to measure seriate displacement of moving object.

基于空间频率的方法估计纹理的自相关函数。Methods based on spatial frequencies evaluate the coefficients of the autocorrelation function of the texture.

从效果上看，格点法接近协方差法，但较自相关法有明显地改善。The effect of lattice filtering is comparable to covariance method, but much better than autocorrelation method.

自相关数值输出的非关联求和的峰值检测是理所当然的帧起始点。The metric for peak detection is defined as the non-coherent summation of the autocorrelation magnitude outputs.

由于其自相关函数的多峰性，将增加这种信号的捕获难度和误跟踪的可能性。Because of the multimodality of its autocorrelation function, it makes acquisition and tracking more challenging.

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本文在信息熵和互信息的基础上，提出了非线性偏自相关的定义。Based on information entropy and mutual information, we proposed the definition of nonlinear partial autocorrelation.

本文提出了单值并元相关函数码的新概念，并利用布尔函数对单值并元相关函数码进行了研究。The concept of single value dyadic autocorrelation codes was proposed and studied in detail by the V-Boolean function.

目的探讨空间自相关系数及区域型空间自相关系数对疾病的空间数据聚集性的应用。Objective To explore application of spatial autocorrelation and local indicators of spatial autocorrelation in disease.

通过递推更新循环相关函数，从而完成了循环相关矩阵的自适应估计。The cyclic correlation matrix was updated by means of updating cyclic autocorrelation functions at different time lags.

城市景观格局的空间自相关性和自相似性对尺度变化的敏感点不同。The spatial autocorrelation and self-similarity of urban landscape pattern had different sensitive points to the scaling.

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最后由干扰力的期望讨论了模糊随机响应的自相关函数。Finally, autocorrelation function of the fuzzy random response are discussed by means of expectation of interference force.

空间的自相关函数更为复杂的相关，因为是二维的，双向关联。Spatial autocorrelation is more complex than autocorrelation because the correlation is two-dimensional and bi-directional.

基于分子库伦爆炸，采用干涉测量的自相关技术可以将阿秒脉冲链的特征刻画出来。A train of attosecond pulses was also characterized by interferometric autocorrelation using Coulomb explosion of molecules.