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3 votes
2 answers
9k views

What is an appropriate size for a latent space of (variational) autoencoders and how it varies with the features of the images?

I am training an autoencoder and a variational autoencoder using satellite and streetview images. I have tested my program on standard datasets such as MNIST and CelebA. It seems that the latent space ...
4 votes
2 answers
1k views

How to use a VAE to reconstruct an image starting from an initial image instead of starting from a random vector?

Is it possible to use a VAE to reconstruct an image starting from an initial image instead of using K.random_normal, as shown in the “sampling” function of this ...
3 votes
1 answer
521 views

How do you calculate KL divergence on a three-dimensional space for a Variational Autoencoder?

I'm trying to implement a variational auto-encoder (as seen in Section 3.1 here: https://arxiv.org/pdf/2004.06271.pdf). It differs from a traditional VAE because it encodes its input images to three-...