Matrix-based feature selection approach using conditional entropy for ordered data set with time-evolving features.
Weihua XuYifei YangPublished in: Knowl. Based Syst. (2023)
Keyphrases
- feature selection
- feature selection algorithms
- data sets
- conditional entropy
- feature set
- feature subset
- selected features
- feature space
- classification models
- feature extraction
- mutual information
- feature vectors
- feature weighting
- irrelevant features
- classification accuracy
- redundant features
- text categorization
- unsupervised feature selection
- support vector machine
- discriminative features
- high dimensionality
- information theory
- selecting features
- selecting relevant features
- information gain
- singular value decomposition
- classification method
- dimensionality reduction
- image features
- high dimensional
- training set