Separability Index-Based Feature Selection and a Two-Tier Classifier for Improving Diagnostic Performance in Bearings.
Viet TraBach Phi DuongJong-Myon KimPublished in: ICISP (2018)
Keyphrases
- feature selection
- feature set
- feature space
- dimensionality reduction
- feature selection algorithms
- class separability
- feature subset
- support vector
- small sample
- classification accuracy
- support vector machine
- text categorization
- feature selection and classifier
- bayesian classifier
- feature ranking
- feature reduction
- selecting relevant features
- feature weighting
- bayes classifier
- input features
- mutual information
- classification models
- expert systems
- high dimensionality
- model selection
- feature extraction
- ensemble classifier
- irrelevant features
- training data
- fold cross validation
- selection criterion
- classification performances
- numerical solution
- multi class
- higher classification accuracy
- automatic relevance determination
- text classification
- decision trees
- learning algorithm
- knn
- feature vectors
- intra class
- ensemble learning
- microarray data
- classification algorithm
- svm classifier
- training samples