Binomial分布、Multinomial分布、Beta分布、Dirichlet分布.ppt

Some common distributions的通俗解释的通俗解释directflyOutlineBernoulli and Multinoulli distributions（伯努利分布）Binomial distribution（二项分布）Multinomial distribution（多项分布）Beta distribution（贝塔分布）Dirichlet distribution（狄利克雷分布）Bernoulli and Multinoulli distributionsBernoulli and Multinoulli distributionsBernoulli and Multinoulli distributionsBinomial and Multinomial distributionBinomial distributionMultinomial distributionBeta distributionBeta distributionBeta distributionBeta distributionBeta distributionBeta distributionDirichlet distribution 如果将Multinomial分布看成是Binomial分布的升维，那么Dirichlet分布就是升维后的Beta分布！所以，理解了Binomial 分布和Beta分布的关系之后，就理解了Multinomial分布和Dirichlet分布的关系了。我就不写公式了，有兴趣可以参考如下两本书pattern recognition and machine learningMachine Learning:A Probabilistic Perspective