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1 词典释义:
cross correlation
时间: 2024-12-09 19:00:47
英 [krɒs ˌkɒrəˈleɪʃ(ə)n]
美 [krɔs ˌkɔrəˈleɪʃ(ə)n]

互相关;交叉相关;交叉关联

双语例句
  • The normalized cross correlation algorithm is a in common use method of the area matching.

    区域匹配中最常用的算法是归一化互相关方法。

  • During the process, the normalized cross correlation function is used as the similarity measure.

    在景象匹配过程中,选用归一化互相关系数作为相似性度量。

  • An optical flow method instead of the cross correlation method is proposed for convective precipitation system.

    针对强对流降水的情况,提出了使用光流法计算得到的光流场来代替交叉相关法得到的运动矢量场。

  • A new method for image sequence object detection based on the normalized cross correlation coefficient is proposed.

    提出一种基于归一化互相关系数的图像序列运动目标检测方法。

  • A comparison of the performances of traditional cross correlation and the phase only correlation of images is given.

    我们比较了图像传统互相关和纯相位相关的性能。

  • Based on the Doppler radar data, a technique is described with the cross correlation method to heavy rainfall nowcast.

    以天气雷达体积扫描的资料为基础,采用交叉相关法建立了一种对暴雨的临近预报方法。

  • The consistency registration algorithm, which used local cross correlation coefficient as the similarity metric, was proposed.

    提出一种利用局部互相关系数作为相似性测度的灰度一致性配准算法。

  • A new algorithm based on selective cross correlation coefficients is proposed in order to search images under partial occlusion.

    提出了一种新的基于选择互相关系数的目标识别算法用于搜索有局部遮挡的目标区域。

  • Introduced the time-domain waveform synthesis and decomposition, and analysis of autocorrelation and cross correlation function.

    介绍了时域波形的合成与分解,以及分析的自相关函数和互相关函数。

  • The main source causing the vibration of the attached building is found by cross correlation function analyses of random vibration.

    采用随机振动相关分析的方法确定了引起尾水平台振动的主要原因。

  • A cross correlation algorithm based on Fast Fourier Transform (FFT) for Digital Particle Image Velocimetry (DPIV) is discussed thoroughly in this paper.

    详细研究了基于快速傅立叶变换(FFT)的数字粒子图象测速技术(DPIV)的互相关算法。

  • The results demonstrate the cross correlation filter not only can suppress random noise in GPR signal but also confirm exactly the onset of reflection wave.

    结果表明:应用该文所介绍的处理方法不但能有效压制探地雷达信号中的随机干扰而且能精确确定反射波的起跳点。

  • On the basis of image cross correlation of brightness distribution and Fast Fourier Translation, the implementation of Particle image Velocimetry was studied.

    在图像灰度分布互相关和快速傅立叶变换的基础上,研究了粒子图像测速的实现。

  • The common using method is generalized cross correlation, but it has a definite limitation to those without transcendental information on the occasion of having much noise.

    常用的时延估计方法是广义互相关方法,按方法对于较少先验知识、大背景噪声具有一定的局限性。

  • Generalized cross correlation is an important technical measure to solve time delay estimation problem. Time delay estimation variance can reach CRLB by using ML weighting.

    广义相关是解决时延估计的重要技术措施,采用极大似然加权进行时延估计时方差可达到克拉美罗界。

  • A new algorithm based on the characteristic of centralized moments and the idea of Integral-Images, which combined two-stage cross correlation tracking algorithms was described.

    提出了一种以中心矩作为匹配特征,基于积分图像的思想,并采用粗、精阶段相结合的相关跟踪算法。

  • The method which combines cross correlation detection with chaos theory to detect the weak signals relative to central frequency in overvoltage monitoring is proposed in the paper.

    提出将互相关检测和混沌理论相结合应用于过电压监测中的频率跟踪,检测相对于中心频率极小的微弱信号。

  • Due to the multi modes and dispersion nature of acoustic emission (AE) propagating in pipeline, traditional cross correlation technique do not perform well for acoustic leak location.

    由于泄漏声发射信号的多模态特性和在管道内传播过程中的频散特性,使得通过相关分析进行管道泄漏定位的效果很差。

  • The time-domain filter can then be used to select the narrow central portion of the cross correlation function (CCF), capturing virtually all of the signal but rejecting most of the noise.

    对相关函数进行时域滤波,挑选出互相关函数中窄信号自相关函数部分,去掉剩余的大部分噪声能量,得到加窗互相关函数(CCF)。

  • The reliability of simple correlation coefficient is lower because of the cross correlation of agronomic character indices, and the reliability of partial correlation coefficient is higher.

    由于农艺性状指标间互相关的影响,冠层温度与农艺性状指标间的单相关系数可靠性差,且与偏相关系数有明显的差异;

  • This paper put forward an improved direct extraction method with pseudorandom cross correlation function, by which, the average and local velocity in blood vessel are measured simultaneously.

    本文提出了一种能同时测量血管平均流速和局部流速的改进伪随机码互相关直接提取方法。

  • Movement compensation is the key technique in synthetic aperture sonar(SAS) imaging, and it is normally realized in SAS system by the cross correlation of the raw echo data of multiple-receiver.

    运动补偿是合成孔径声纳(SAS)成像的关键问题,SAS系统一般利用多接收元回波信号的互相关特性进行运动补偿。

  • According as principal of cross-correlation, the hardware circuit is used to restrain noise efficiently and acquire faint change of crack signal.

    根据互相关原理,设计了相应的硬件相关电路,有效的抑制了噪声并能够提取缺陷信号的微小变化量。

  • The self - correlation coefficient and cross-correlation coefficient are also calculated.

    计算出自相关系数和互相关系数;

  • In order to demodulate optic fiber Fabry-Perot sensors multiplexed in parallel with high accuracy and absolute cavity length, an improved cross-correlation demodulation method is proposed.

    为了实现光纤法-珀传感器并联复用信号的高精度、绝对腔长解调,提出了一种改进的互相关解调法。

  • This paper introduces cross-correlation detection theory and maximum likelihood theory and based on the two theories, puts forward a new method for weak signal detection.

    简单介绍互相关检测的原理及最大似然理论,并在此基础上,提出了将互相关检测与最大似然理论相结合检测弱信号的新方法。

  • Then, normalized cross-correlation matching and probability support matching method are used to match the images feature points.

    然后利用归一化互相关匹配法和概率支撑法对特征点进行匹配。

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