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狄利克雷分布 | Alex_McAvoy #1115

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Alex-McAvoy opened this issue Aug 18, 2024 · 0 comments
Open

狄利克雷分布 | Alex_McAvoy #1115

Alex-McAvoy opened this issue Aug 18, 2024 · 0 comments
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https://alex-mcavoy.github.io/mathematics/mathematical-statistics/62ab867a.html?

【概述】狄利克雷分布（Dirichlet Distribution）是一种多元连续随机变量的概率分布，属于贝塔分布的扩展，在贝叶斯统计中，狄利克雷分布常作为多项分布的先验分布使用 在常见概率分布中，曾简单介绍过贝塔分布和多项分布，为便于符号统一，本文将先对多项分布进行重新叙述，再叙述狄利克雷分布
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