Covariance estimation using conjugate gradient for 3D classification in Cryo-EM.
Joakim AndénEugene KatsevichAmit SingerPublished in: CoRR (2014)
Keyphrases
- conjugate gradient
- maximum likelihood estimation
- density estimation
- decision trees
- maximum likelihood
- probabilistic model
- supervised learning
- machine learning
- support vector machine
- image segmentation
- text classification
- feature extraction
- model selection
- parameter estimation
- support vector machine svm
- feature selection
- support vector
- faster convergence
- covariance matrix
- gaussian mixture model
- mixture model
- unsupervised learning
- em algorithm
- expectation maximization
- feature set
- feature vectors
- feature space