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补充了LDA的问题集合
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shataowei committed Sep 13, 2020
1 parent 27ab59e commit 4a380c5
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30 changes: 14 additions & 16 deletions .idea/workspace.xml

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1 change: 0 additions & 1 deletion 自然语言处理/LDA.md
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Expand Up @@ -81,7 +81,6 @@
- alpha越小,文档属于某一个主题的概率很大,接近于1,属于其他主题的概率就很小,文章的主题比较明确
- beta同理,但是一般不会刻意去改beta,主要是压缩alpha到一定小的程度
- chucksize大一些更新的过程比较平稳,收敛更加平稳
- 迭代次数一般不超过2000次,200万doc大约在2300次收敛

# 使用过LDA,你有什么问题?

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