Associations to the word «Covariance»

Wiktionary

COVARIANCE, noun. (statistics) A statistical measure defined as \(\scriptstyle\operatorname{Cov}(X, Y) = \operatorname{E}((X - \mu) (Y - \nu))\) given two real-valued random variables X and Y, with expected values \(\scriptstyle E(X)\,=\,\mu\) and \(\scriptstyle E(Y)\,=\,\nu\).
COVARIANCE, noun. (computing) (programming) The conversion of data types from wider to narrower in certain situations.

Dictionary definition

COVARIANCE, noun. (statistics) the mean value of the product of the deviations of two variates from their respective means.

Wise words

A designer knows he has achieved perfection not when there is nothing left to add, but when there is nothing left to take away.
Antoine de Saint-Exupery