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| -rw-r--r-- | posts/2019-02-14-raise-your-elbo.md | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/posts/2019-02-14-raise-your-elbo.md b/posts/2019-02-14-raise-your-elbo.md index 0a3e6ed..0e39058 100644 --- a/posts/2019-02-14-raise-your-elbo.md +++ b/posts/2019-02-14-raise-your-elbo.md @@ -250,7 +250,7 @@ It is not hard to write down the solution to the M-step in this case: $$\begin{aligned} \pi_{k} &= {1 \over m} \sum_i r_{ik}, \qquad (2.7)\\ -b_{k, w} &= {\sum_i r_{ik} 1_{x_i = w} \over \sum_i r_{ik}}. \qquad (2.8) +\eta_{k, w} &= {\sum_i r_{ik} 1_{x_i = w} \over \sum_i r_{ik}}. \qquad (2.8) \end{aligned}$$ Two trivial variants of the SMM are the two versions of probabilistic |