Fisher Vector based on Full-covariance Gaussian Mixture Model.
Masayuki TanakaAkihiko ToriiMasatoshi OkutomiPublished in: IPSJ Trans. Comput. Vis. Appl. (2013)
Keyphrases
- gaussian mixture model
- feature vectors
- covariance matrices
- mixture model
- em algorithm
- speaker recognition
- maximum likelihood
- gaussian mixture
- expectation maximization
- density estimation
- probability density function
- background subtraction
- gaussian model
- feature space
- gaussian distribution
- speaker identification
- feature extraction
- vector space
- pairwise
- gaussian mixture modeling
- mouth region
- covariance matrix
- object recognition
- image features
- bayesian networks
- similarity measure
- information retrieval
- machine learning