Incremental object classification using hierarchical generative Gaussian mixture and topology based feature representation.
Sungmoon JeongMinho LeePublished in: IJCNN (2011)
Keyphrases
- object classification
- feature representation
- gaussian mixture
- face recognition
- em algorithm
- object recognition
- gaussian mixture model
- closed form
- generative model
- expectation maximization
- feature extraction
- probability density function
- covariance matrix
- object detection
- object categories
- mixture model
- sparse representation
- low dimensional
- feature set
- feature descriptors
- unsupervised learning
- image representation
- three dimensional
- high quality
- facial expressions
- data analysis