cross-correlation

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cross-correlation

[′krȯs kär·ə′lā·shən]
(statistics)
Correlation between corresponding members of two or more series: if q1, …, qn and r1, …, rn are two series, correlation between qi and ri, or between qi and ri + j (for fixed j), is a cross correlation.
Correlation between or expectation of the inner product of two series of random variables, where the difference in indices between the corresponding values of the two series is fixed.
References in periodicals archive ?
2(d) show respectively an example of a through-transmission A-scan, a water-path A-scan and the corresponding inverse Fourier transform of their cross correlation calculated using (5).
The times used by the multiplication and summation processes during the cross correlation computation are both O(M x N x L), where L is the correlation length.
2 in order to cluster those events that have average cross correlations equal or larger than 0.
Two cross correlations are needed to calculate the time mismatch between paths.
Key Words: Auto correlation, Cross correlation, Fourier Transform, Windows, WSS Processes
Initially the evaluation of the applicability of the three different interpolation splines was performed using the cross correlation metric by correlating values of the original and the reconstructed signal.
6 allows IT administrators to check for cross correlation of application usernames, ensuring that they are notified if the same username and password are being used to launch an SSO application for more than one user.
Apelon's Core Clinical Knowledge Base assists healthcare organizations in deploying standard terminologies for health outcomes research, electronic medical record systems and the capture, analysis and cross correlation of clinical data.
5 include a pixel-by-pixel cross correlation method to segment signal, background, and artifact pixel populations; normalization using Loess best-fit; and an equation editor to build practically any kind of custom measurement.
It is used by healthcare organizations around the country in health research, electronic medical record systems, and the capture, analysis and cross correlation of clinical data.
In addition to the obvious advantages of a more realistic environment, an important benefit to aviation training is consistency and cross correlation.
Image Registration: New functions for registering (aligning) two images including an interactive control point selection tool, subpixel control-point refinement, and fast normalized cross correlation.