Gaussian Mixture Model-Based Subspace Modeling for Semantic Concept Retrieval.
Chao ChenMei-Ling ShyuShu-Ching ChenPublished in: IRI (2015)
Keyphrases
- gaussian mixture
- semantic concepts
- gaussian density
- semantic concept detection
- covariance matrix
- gaussian mixture model
- multi modal
- em algorithm
- information retrieval
- density estimation
- closed form
- probability density function
- visual features
- expectation maximization
- low level
- image retrieval
- computer vision
- low dimensional
- image database
- principal component analysis
- high dimensional
- mixture model
- generative model