Bayesian

[ bey-zee-uhn, -zhuhn ]

adjective

, Statistics.

1. of or relating to statistical methods that regard parameters of a population as random variables having known probability distributions.

Bayesian

/ ˈbeɪzɪən /

adjective

1. (of a theory) presupposing known a priori probabilities which may be subjectively assessed and which can be revised in the light of experience in accordance with Bayes' theorem. A hypothesis is thus confirmed by an experimental observation which is likely given the hypothesis and unlikely without it Compare maximum likelihood

Word History and Origins

Origin of Bayesian¹

1960–65; Thomas Bayes (1702–61), English mathematician + -ian

Example Sentences

A good Bayesian--and aren't most of us are supposed to be good Bayesians these days?

From The Daily Beast

Darryl and I once tried to write our own better spam filter and when you filter spam, you need Bayesian math.

From Project Gutenberg