Beyond Parallel Pancakes: Quasi-Polynomial Time Guarantees for Non-Spherical Gaussian Mixtures.
Rares-Darius BuhaiDavid SteurerPublished in: CoRR (2021)
Keyphrases
- gaussian mixture
- em algorithm
- gaussian mixture model
- probability density function
- expectation maximization
- covariance matrix
- closed form
- worst case
- computational complexity
- covariance matrices
- density estimation
- kl divergence
- mixture model
- minimum classification error
- maximum likelihood
- higher order
- supervised learning
- lower bound