DecodeAI
← Question Bank

Machine Learning

Unsupervised Learning

Interview questions on Unsupervised Learning.

31 questions

Autoencoders

Q2. Is an autoencoder example of semi-supervised or self-supervised learning?

Sign in to bookmark

Autoencoders

Q4. What is the expression of a linear autoencoder? Is it similar to PCA?

Sign in to bookmark

Autoencoders

Q5. What are the common loss functions used in training autoencoders?

Sign in to bookmark

Autoencoders

Q6. Can backpropagation be used to train autoencoders?

Sign in to bookmark

Autoencoders

Q7. What is the bottleneck layer in autoencoders, and what is its significance?

Sign in to bookmark

Autoencoders

Q8. Should the encoder and decoder have the same size in an autoencoder? Which one is typically deeper?

Sign in to bookmark

Autoencoders

Q9. What issues might arise if the decoder is deeper than the encoder in an autoencoder?

Sign in to bookmark

Autoencoders

Q10. What is the benefit of using tied weights in autoencoder model?

Sign in to bookmark

Autoencoders

Q11. What is an undercomplete and overcomplete autoencoders?

Sign in to bookmark

Autoencoders

Q12. Why are overcomplete autoencoders less commonly used in practice?

Sign in to bookmark

Autoencoders

Q14. What are different ways to regularize autoencoders?

Sign in to bookmark

Autoencoders

Q17. In sparse encoders do we regularize weights or activations of the network?

Sign in to bookmark

Autoencoders

Q18. How can we introduce sparsity constraint in autoencoders?

Sign in to bookmark

Autoencoders

Q22. What is the loss function in contractive autoencoders?

Sign in to bookmark

Autoencoders

Q23. State the difference between contractive autoencoders and denoising autoencoders.

Sign in to bookmark

Autoencoders

Q24. Is Variational Autoencoder(VAE) kind of Stochastic Autoencoders?

Sign in to bookmark

Autoencoders

Q25. State the difference between standard autoencoders and variational autoencoder(VAE)?

Sign in to bookmark

Autoencoders

Q26. What reconstruction function do we use in stochastic autoencoders?

Sign in to bookmark

Autoencoders

Q28. Why do we need reparameterization trick in VAE?

Sign in to bookmark

Autoencoders

Q29. What loss function we use in Variational Autoencoder(VAE)?

Sign in to bookmark

Autoencoders

Q30. How can we use autoencoders for classification task?

Sign in to bookmark