Unsupervised group feature selection for media classification.
Maia ZaharievaChristian BreitenederMarcus HudecPublished in: Int. J. Multim. Inf. Retr. (2017)
Keyphrases
- feature selection
- classification accuracy
- unsupervised learning
- classification models
- feature set
- support vector machine
- feature extraction
- text classification
- feature selection algorithms
- image classification
- support vector
- unsupervised feature selection
- machine learning
- supervised learning
- method for feature selection
- classification performances
- supervised classification
- high dimensionality
- model selection
- feature space
- feature subset selection
- bayes classifier
- dimension reduction
- class separability
- machine learning algorithms
- feature selection and classification
- decision trees
- supervised and unsupervised learning
- classification method
- unsupervised classification
- partially supervised
- accurate classification
- discriminative features
- multimedia
- support vector classification
- feature weighting
- text categorization
- support vector machine svm
- information gain
- multi class
- cross validation
- selected features
- semi supervised
- microarray data
- selecting relevant features
- dimensionality reduction
- naive bayes
- svm classifier
- preprocessing
- feature reduction
- irrelevant features
- small sample
- unsupervised clustering
- feature vectors
- bayesian classifier
- class imbalance
- mutual information