correlation matrix
41Correlate summation analysis — is a data mining method. It is designed to find the variables that are most covariant with all of the other variables being studied, relative to clustering. Aggregate correlate summation is the product of the totaled negative logarithm of the p… …
42Positive-definite function — In mathematics, the term positive definite function may refer to a couple of different concepts. Contents 1 In dynamical systems 2 In analysis 2.1 Bochner s theorem 2.1.1 Applications …
43Minimum mean square error — In statistics and signal processing, a minimum mean square error (MMSE) estimator describes the approach which minimizes the mean square error (MSE), which is a common measure of estimator quality. The term MMSE specifically refers to estimation… …
44Peter Schonemann — Peter H. Schönemann is a German born psychometrician and statistical expert. He is Professor Emeritus in the Department of Psychological Sciences at Purdue University. His research interests include multivaritate statistics, multidimensional… …
45Eigenvalue, eigenvector and eigenspace — In mathematics, given a linear transformation, an Audio|De eigenvector.ogg|eigenvector of that linear transformation is a nonzero vector which, when that transformation is applied to it, changes in length, but not direction. For each eigenvector… …
46Homoscedasticity — Plot with random data showing homoscedasticity. In statistics, a sequence or a vector of random variables is homoscedastic (   …
47Linear independence — In linear algebra, a family of vectors is linearly independent if none of them can be written as a linear combination of finitely many other vectors in the collection. A family of vectors which is not linearly independent is called linearly… …
48Nambury S. Raju — (1937 – October 27, 2005) was an American psychology professor known for his work in psychometrics, meta analysis, and utility theory. He was a Fellow of the Society of Industrial Organizational Psychology.[1] Contents 1 Professional Biography 2… …
49Cronbach's alpha — Cronbach s α (alpha)[1] is a coefficient of reliability. It is commonly used as a measure of the internal consistency or reliability of a psychometric test score for a sample of examinees. It was first named alpha by Lee Cronbach in 1951, as he… …
50Lifson-Roig model — In polymer science, the Lifson Roig model is a helix coil transition model applied to the alpha helix random coil transition of polypeptides;Lifson S, Roig A. (1961). On the theory of helix coil transition in polypeptides. J Chem Phys 34: 1963 74 …
