최대가능도,maximum_likelihood

최대가능도,maximum_likelihood (rev. 1.15)
AKA 최대우도

파생 개념:
최대가능도추정, 최대우도추정 maximum likelihood estimation MLE
최대가능도추정,maximum_likelihood_estimation,MLE
Compare: 최소제곱오차 MSE (??) 평균제곱오차,mean_squared_error,MSE 아님?
최대가능도방법, 최대우도법 maximum likelihood method
관련:
가능도,likelihood
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AKA 우도



WpEn:Likelihood는 WpEn:Likelihood_function으로 redirect됨. 즉 Wikipedia에선 함수,function의 일종으로 분류하고 있음.

Bayes formula에 포함되어 있음. See 베이즈_정리,Bayes_s_theorem#s-4


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tmp towatch

StatQuest: Probability vs Likelihood
https://www.youtube.com/watch?v=pYxNSUDSFH4
Maximum Likelihood For the Normal Distribution, step-by-step!
https://www.youtube.com/watch?v=Dn6b9fCIUpM
StatQuest: Maximum Likelihood
https://www.youtube.com/watch?v=XepXtl9YKwc



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from 석준희 ML강의

maximum likelihood (ML)
likelihood: probability of observation under a certain model
$l=\prod_{i:y_i=0}\frac1{1+e^{\beta_0+\beta_1x_i}}\prod_{i:y_i=1}\frac{e^{\beta_0+\beta_1x_i}}{1+e^{\beta_0+\beta_1x_i}}$

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