Nonparametric Multivariate Density Estimation: A Low-Rank Characteristic Function Approach.
Magda AmiridiNikos KargasNicholas D. SidiropoulosPublished in: CoRR (2020)
Keyphrases
- low rank
- density estimation
- multivariate gaussian distribution
- nonparametric density estimation
- missing data
- density estimators
- kernel density estimation
- parzen window
- convex optimization
- linear combination
- matrix factorization
- singular value decomposition
- mixture model
- density function
- semi supervised
- density estimates
- probability density function
- high dimensional data
- probability density
- high order
- outlier detection
- gaussian mixture model
- unsupervised learning
- low dimensional
- missing values
- data streams
- em algorithm
- expectation maximization
- probabilistic model