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For questions related to variational auto-encoders (VAEs). The first VAE was proposed in "Auto-Encoding Variational Bayes" (2013) by Diederik P. Kingma and Max Welling. There are several other VAEs, for example, the conditional VAE.

4 votes
2 answers
926 views

What's going on in the equation of the variational lower bound?

I don't really understand what this equation is saying or what the purpose of the ELBO is. How does it help us find the true posterior distribution?
Gooby's user avatar
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2 votes
1 answer
394 views

How does the Kullback-Leibler divergence give "knowledge gained"?

I'm reading about the KL divergence on Wikipedia. I don't understand how the equation gives "information gained" as it says in the "Interpretations" section Expressed in the language of Bayesian infe …
Gooby's user avatar
  • 351