Image Classification with Multivariate Gaussian Descriptors.
Costantino GranaGiuseppe SerraMarco ManfrediRita CucchiaraPublished in: ICIAP (2) (2013)
Keyphrases
- image classification
- multivariate gaussian
- bag of features
- maximum likelihood estimation
- covariance matrix
- spatial pyramid matching
- gaussian distribution
- visual features
- bag of words
- visual words
- feature extraction
- image representation
- image features
- keypoints
- shape descriptors
- image descriptors
- computational complexity
- sparse representation
- pairwise
- parameter estimation
- feature descriptors
- maximum likelihood
- probability distribution
- scene classification
- object tracking
- sample size
- sparse coding
- unsupervised learning
- expectation maximization
- higher order
- feature vectors