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Expectation-Maximization Algorithm
URI:
https://gptkb.org/entity/Expectation-Maximization_Algorithm
GPTKB entity
Statements (50)
Predicate
Object
gptkbp:instanceOf
gptkb:algorithm
statistical analysis
gptkbp:abbreviation
gptkb:EM_algorithm
gptkbp:appliesTo
Missing data problems
Mixture models
Probabilistic models
gptkbp:category
Iterative method
Unsupervised learning
gptkbp:convergesTo
Local maximum of likelihood
gptkbp:field
Statistics
Data science
Machine learning
gptkbp:form
gptkb:Jensen's_inequality
Likelihood maximization
https://www.w3.org/2000/01/rdf-schema#label
Expectation-Maximization Algorithm
gptkbp:input
Initial parameter estimates
Observed data
gptkbp:introduced
gptkb:Donald_Rubin
gptkb:Nan_Laird
gptkb:Arthur_Dempster
gptkbp:introducedIn
1977
gptkbp:limitation
Sensitive to initialization
May converge to local optima
Slow convergence near optimum
gptkbp:output
Estimated parameters
gptkbp:publishedIn
gptkb:Journal_of_the_Royal_Statistical_Society,_Series_B
gptkbp:relatedTo
gptkb:Baum–Welch_algorithm
gptkb:Variational_inference
gptkb:K-means_algorithm
gptkbp:step
gptkb:E-step
gptkb:M-step
Expectation step
Maximization step
gptkbp:usedFor
gptkb:Hidden_Markov_Models
gptkb:Gaussian_Mixture_Models
Parameter estimation
Clustering
Maximum likelihood estimation
Latent variable models
Incomplete data
gptkbp:usedIn
gptkb:signal_processing
gptkb:Bioinformatics
Natural language processing
Computer vision
Speech recognition
Genetics
Econometrics
Image segmentation
gptkbp:bfsParent
gptkb:Finite_Mixture_Models
gptkbp:bfsLayer
8