Discriminant local features selection using efficient density estimation in a large database.
Alexis JolyOlivier BuissonPublished in: Multimedia Information Retrieval (2005)
Keyphrases
- density estimation
- database
- feature extraction
- feature vectors
- density function
- feature set
- multivariate gaussian distribution
- databases
- mixture modeling
- parzen window
- gaussian mixture model
- em algorithm
- probability density
- probability density function
- feature space
- mixture model
- classification accuracy
- object recognition
- clustering algorithm
- data sets