In statistics and in probability theory, distance correlation or distance covariance is a measure of dependence between two paired random vectors of arbitrary...
24 KB (3,859 words) - 08:19, 9 April 2025
In statistics, the Pearson correlation coefficient (PCC) is a correlation coefficient that measures linear correlation between two sets of data. It is...
58 KB (8,383 words) - 00:27, 23 April 2025
In statistics, correlation or dependence is any statistical relationship, whether causal or not, between two random variables or bivariate data. Although...
39 KB (5,359 words) - 07:21, 9 May 2025
between variables. Correlation disattenuation Coefficient of determination Correlation and dependence Correlation ratio Distance correlation Goodness of fit...
8 KB (754 words) - 05:11, 27 February 2025
A correlation function is a function that gives the statistical correlation between random variables, contingent on the spatial or temporal distance between...
6 KB (913 words) - 18:38, 27 April 2024
In statistics, Spearman's rank correlation coefficient or Spearman's ρ, named after Charles Spearman and often denoted by the Greek letter ρ {\displaystyle...
32 KB (4,264 words) - 21:44, 10 April 2025
Cosine similarity (redirect from Cosine distance)
the Gensim open source library. Sørensen–Dice coefficient Hamming distance Correlation Jaccard index SimRank Information retrieval Singhal, Amit (2001)...
22 KB (3,084 words) - 17:36, 27 April 2025
Deviation (statistics) Distance correlation Distance standard deviation Error bar Geometric standard deviation Mahalanobis distance generalizing number of...
59 KB (8,233 words) - 19:16, 23 April 2025
Autocorrelation (redirect from Auto-correlation)
Autocorrelation, sometimes known as serial correlation in the discrete time case, measures the correlation of a signal with a delayed copy of itself....
39 KB (5,833 words) - 21:51, 7 May 2025
In signal processing, cross-correlation is a measure of similarity of two series as a function of the displacement of one relative to the other. This...
26 KB (4,083 words) - 05:53, 30 April 2025
galaxy in a location, the correlation function describes the probability that another galaxy will be found within a given distance. However, it can only be...
4 KB (497 words) - 16:45, 4 April 2025
distance is between 0 and 1) The correlation is between -1 and 1. The distance between equals is 0, the correlation between equals is 1. The distance...
9 KB (1,514 words) - 15:18, 17 April 2025
mechanics, the correlation function is a measure of the order in a system, as characterized by a mathematical correlation function. Correlation functions describe...
27 KB (3,959 words) - 22:01, 22 April 2025
product-moment correlation coefficient, while a common alternative summary statistic is Spearman's rank correlation coefficient. A value of zero for the distance correlation...
6 KB (541 words) - 01:53, 11 January 2024
cophenetic correlation (more precisely, the cophenetic correlation coefficient) is a measure of how faithfully a dendrogram preserves the pairwise distances between...
4 KB (438 words) - 17:22, 21 March 2024
He is known for statistically showing the existence of a redshift-distance correlation for spiral galaxies. As already Vesto Slipher in 1912, Wirtz in 1918...
8 KB (712 words) - 17:53, 5 July 2024
deserves special mention is ECF testing for independence by means of distance correlation as originally suggested by Székely et al. (2007). This approach has...
6 KB (870 words) - 16:32, 2 January 2025
In mathematics, the Euclidean distance between two points in Euclidean space is the length of the line segment between them. It can be calculated from...
26 KB (3,288 words) - 16:41, 30 April 2025
Cook's distance Cophenetic correlation Copula (statistics) Cornish–Fisher expansion Correct sampling Correction for attenuation Correlation Correlation and...
87 KB (8,280 words) - 23:04, 12 March 2025
express data as a similarity matrix. It is also used to define the distance correlation. An alignment of two sequences is formed by inserting spaces in arbitrary...
31 KB (4,098 words) - 21:03, 14 April 2025
In statistics, the concordance correlation coefficient measures the agreement between two variables, e.g., to evaluate reproducibility or for inter-rater...
5 KB (836 words) - 21:34, 20 November 2024
In probability theory and statistics, partial correlation measures the degree of association between two random variables, with the effect of a set of...
24 KB (3,782 words) - 08:17, 28 March 2025
Multivariate independence: distance correlation, Brownian covariance. Scoring rules: Gneiting and Raftery apply energy distance to develop a new and very...
18 KB (2,370 words) - 05:05, 5 May 2025
In statistics, a rank correlation is any of several statistics that measure an ordinal association — the relationship between rankings of different ordinal...
14 KB (2,556 words) - 06:09, 2 March 2025
In statistics, the Kendall rank correlation coefficient, commonly referred to as Kendall's τ coefficient (after the Greek letter τ, tau), is a statistic...
31 KB (5,437 words) - 21:11, 2 April 2025
A long-distance relationship (LDR) or long-distance romantic relationship is an intimate relationship between partners who are geographically separated...
49 KB (6,157 words) - 02:02, 28 April 2025
include: the distance correlation, which is a bona fide dependence measure, equals zero exactly when the variables are independent; the distance skewness...
13 KB (1,422 words) - 23:33, 18 March 2025
The Mahalanobis distance is a measure of the distance between a point P {\displaystyle P} and a probability distribution D {\displaystyle D} , introduced...
20 KB (2,736 words) - 23:44, 12 April 2025
determining distances to more distant objects are all based on various measured correlations between methods that work at close distances and methods...
56 KB (8,092 words) - 18:42, 9 May 2025
subspace clustering and DiSH) and correlation clustering (HiCO, hierarchical correlation clustering, 4C using "correlation connectivity" and ERiC exploring...
75 KB (9,513 words) - 02:05, 30 April 2025