后验分布是三种信息的结合
先验分布是反应人们在抽样前对
的认识,后验分布
是反映人们在抽样后对
的认识。后验分布可以看作是人们用总体信息和样本信息对先验分布
作调整的结果。
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Frequentist VS Bayesian interpretation of probabilities
From a frequentist perspective the probability of an event is the limit of its relative frequency as the number of trials goes to infinity.
From a Baysian perspective the probability of an event represents our reasonable expectation about it in a single trial.
Frequentist要通过
Definition(定义)
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General framework(问题大致框架)
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贝叶斯模型的性质
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贝叶斯模型意义(数据数量要求很低)
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计算模型的三种情况(第二种情况不太懂)
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