Shaping Deep Feature Space Towards Gaussian Mixture for Visual Classification.
Weitao WanCheng YuJiansheng ChenTong WuYuanyi ZhongMing-Hsuan YangPublished in: IEEE Trans. Pattern Anal. Mach. Intell. (2023)
Keyphrases
- gaussian mixture
- visual classification
- feature space
- multiple features
- gaussian mixture model
- visual recognition
- image classification
- em algorithm
- feature vectors
- scene classification
- expectation maximization
- covariance matrix
- closed form
- bag of features
- visual words
- image representation
- dimensionality reduction
- principal component analysis
- density estimation
- distance metric learning
- face recognition
- feature selection
- high dimensional
- mixture model
- linear classifiers
- mean shift
- kernel function
- feature extraction
- probability density function
- metric learning
- training set
- image retrieval
- feature set
- classification accuracy
- hyperplane
- image features
- image processing
- image segmentation
- data points
- higher order
- image patches
- face images
- sample size