Using VAEs to Learn Latent Variables: Observations on Applications in cryo-EMVariational autoencoders (VAEs) are a popular generative model used to
approximate distributions. The encoder part of the VAE is used in amortized
learning of latent variables, producing a latent representation for data
samples. Recently, VAEs have been used to characterize physical and biological
systems. In this case study, we qualitatively examine the amortization
properties of a VAE used in biological applications. We find that in this
application the encoder bears a qualitative resemblance to more traditional
explicit representation of latent variables.
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