| 单词 | posterior probability |
| 释义 | > as lemmasposterior probability posterior probability n. Statistics the probability that a hypothesis is true, calculated (typically by application of Bayes' theorem) in the light of certain relevant observations, including expert knowledge; cf. sense B. 1b. ΘΚΠ the world > relative properties > number > probability or statistics > [noun] > probability probability1692 chance1785 posterior probability1921 prior probability1921 transition probability1922 1921 London, Edinb., & Dublin Philos. Mag. 6th Ser. 42 387 Even if the prior probabilities of two laws with different domains are notably different, the effect of several verifications of each is able to make the posterior probabilities of the two laws practically equal to each other and to unity. 1977 Lancet 13 Aug. 339/1 If the sister of a hæmophiliac initially has two unaffected boys, the ‘posterior’ probability of her being a carrier falls from 1/2 to 1/5. 1992 Mind 101 172 It comes down to differences in the probabilities of the hypotheses before the evidence was available, since the posterior probability of a hypothesis that entails the evidence is simply the prior probability of the hypothesis divided by the prior probability of the evidence. < as lemmas |
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