An unsupervised machine-learning checkpoint-restart algorithm using Gaussian mixtures for particle-in-cell simulations.
Guangye ChenLuis ChacónTruong B. NguyenPublished in: J. Comput. Phys. (2021)
Keyphrases
- expectation maximization
- learning algorithm
- machine learning
- gaussian mixture
- detection algorithm
- em algorithm
- active learning
- closed form
- unsupervised learning
- k means
- similarity measure
- objective function
- np hard
- computer vision
- face recognition
- machine learning methods
- image segmentation
- maximum likelihood
- worst case
- nearest neighbor
- semi supervised
- probabilistic model