Multivariate Density Estimation Using Low-Rank Fejér-Riesz Factorization.
Paris A. KarakasisNicholas D. SidiropoulosPublished in: ICASSP (2024)
Keyphrases
- low rank
- density estimation
- multivariate gaussian distribution
- matrix factorization
- linear combination
- missing data
- singular value decomposition
- convex optimization
- mixture model
- low rank matrix
- probability density function
- non rigid structure from motion
- high order
- high dimensional data
- matrix completion
- kernel matrix
- gaussian mixture model
- probability density
- semi supervised
- outlier detection
- factorization methods
- rank minimization
- collaborative filtering
- em algorithm
- higher order
- reproducing kernel hilbert space
- nearest neighbor