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 functions自协变函数，[数] 自相关函数；自对比函数

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

Cyclic Autocorrelation循环自相关函数

autocorrelation matrix自相关矩阵

autocorrelation spectrometer自相关频谱计

autocorrelation analysis[统计] 自相关分析

residual autocorrelation残差项自我相关

autocorrelation receiver自相关接受机

normalized autocorrelation归一化自相关

英汉例句

• The strong convergence of sample autocorrelation is proved, and the convergence rate is obtained.

  证明了样本自相关函数的强收敛性，并得到了强收敛速度。

• A method, which realizes the fast frequency measurement for dual sinusoidal signals basing on DFT and autocorrelation theory, is given.

  基于DFT和自相关理论，该文提出了一种双正弦信号频率的快速估计方法。

• R provides still more tools for time series analysis. For example, we can plot the autocorrelation function for the living room temperature.

  R还具有更多用于时间序列分析的工具。

• Based on autocorrelation detection, the appropriate filter is used in image pretreatment, to improve the detection result.

  基于自相关检测，提出采用合适的滤波器对含水印图像进行预处理，以提高检测效果。

• The principle and calculating method of autocorrelation topological index is introduced in brief and a prediction approach for octane number of acyclic alkanes is proposed.

  简要介绍了一种自相关拓扑指数的基本原理及计算方法，提出了预测烷烃辛烷值的方法。

• One is called time-delay autocorrelation demodulation.

  一种方法是时延自相关解调分析。

• The endpoint detection based on short-time average magnitude of speech signals relative autocorrelation sequences can be detected in high accuracy under the low signal-to noise ratio.

  在较低信噪比情况下，基于语音信号的短时相对自相关序列的短时平均幅度的端点检测能够获得较高的检测精度。

• Spatial autocorrelation method; Phase velocity dispersion of Rayleigh wave; Circular array; Microtremor survey method.

  空间自相关法；瑞雷波相速度频散；圆形排列；微震勘探法。

• This paper introduced a method availing autocorrelation functions to estimate the image fractal dimension, and the method can detect classification of the wood texture.

  介绍了一种利用自相关函数来估算图像分形维数的方法，并将其应用到木材的纹理分类检测中。

• Empirical formulas between magnitude, anomalous area of the autocorrelation coefficients and epicentral distance for every station are statistically obtained.

  统计得出了各台所对应的地震震级与自相关系数异常面积和震中距的经验公式。

• The effect of lattice filtering is comparable to covariance method, but much better than autocorrelation method.

  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。

• Spatial autocorrelation analysis was a statistical method of spatial statistics, and it could reveal the spatial structure of regional variables.

  空间自相关分析是一种空间统计的方法，可以揭示区域变量的空间结构形态。

• Finally, autocorrelation function of the fuzzy random response are discussed by means of expectation of interference force.

  最后由干扰力的期望讨论了模糊随机响应的自相关函数。

• Then the definition and probability expression of the generalized autocorrelation function of multi-output functions are given.

  给出了多输出函数广义自相关函数的定义和概率表示式；

• This paper deals with the spectrum autocorrelation method.

  本文提出谱自相关方法。

• Finally, making use of autocorrelation function characteristic of spread spectrum sequence, watermark information was detected. In the detection process, it is not requisite for initial carrier image.

  最后利用扩频序列的自相关函数特征检测出水印信息，检测过程中不需要原始载体图像。

• The autocorrelation function is an even function.

  自相关函数是一个偶函数。

• The autocorrelation function of the randomly staggered pulse sequence is derived, and its power spectrum is given. Comparison with constant pulse-repetition frequencies pulse sequence is also made.

  推导了随机脉位脉沖序列的自相关函数，给出了其功率谱，并与均匀脉沖串的功率谱进行了分析比较。

• A method extracting multiple target feature by the eigenvalues decomposition of target echo autocorrelation matrix is presented.

  提出了基于目标回波自相关矩阵本征值分解提取多目标特征的新方法。

• To detect the forged parts in a single image with copy-move attack, an autocorrelation detection method based on phase and amplitude spectrum of FFT is proposed.

  针对一类单幅图像的复制遮盖篡改，提出一种基于快速傅立叶变换相位和幅度的自相关检测算法对篡改部位进行检测。

• Pseudorandom sequences with ideal two-level autocorrelation functions have important application in spread-spectrum communication, stream cryptography, radar and sonar.

  具有二值自相关特性的伪随机序列在扩频通信、流密码、雷达和声纳等领域中具有重要的应用。

• The spatial autocorrelation analysis has wide applications in many fields, but lacking of corresponding software at present.

  空间自相关分析有着广泛的应用领域，但目前缺乏相对的应用软件。

• The scale of spatial autocorrelation increased gradually from clover land, apple land to farmland.

  从苜蓿地、苹果地到农地，空间自相关的尺度逐渐增大。

• To validate the independency of data, we can using the average autocorrelation function of error swatch, it can also offer thereunder to ameliorate the method of disposing data.

  利用误差样本平均归一化自相关函数，可以对所抽取的数据独立性进行验证，同时为改进数据处理方法提供依据。

• Had I instead spent that hour each day learning the latest techniques for mastering the problems of autocorrelation in regression analysis, I would have badly misspent my life.

  如果当时我将这一个小时花在掌握诸如回归分析的自动校正之类的最新技术上，我也许会在以后的生涯中浪费我的生命。