Clustering Based on Density Estimation with Sparse Grids.
Benjamin PeherstorferDirk PflügerHans-Joachim BungartzPublished in: KI (2012)
Keyphrases
- density estimation
- mixture model
- probability density function
- mixture modeling
- probability density
- density function
- outlier detection
- high dimensional
- kernel density estimation
- nonparametric density estimation
- parzen window
- density estimates
- gaussian mixture model
- multivariate gaussian distribution
- sparse representation
- information retrieval
- machine learning
- image reconstruction
- generative model
- em algorithm
- expectation maximization
- knowledge discovery
- databases