Feature Selection in Weakly Coherent Matrices.
Stéphane ChrétienZhen-Wai Olivier HoPublished in: LVA/ICA (2018)
Keyphrases
- feature selection
- text categorization
- singular value decomposition
- mutual information
- feature extraction
- text classification
- feature set
- support vector
- microarray data
- machine learning
- small sample
- high dimensionality
- feature space
- dimensionality reduction
- helmholtz principle
- unsupervised feature selection
- irrelevant features
- feature selection algorithms
- multi class
- feature selection and classification
- sparse matrix
- feature weighting
- information gain
- feature subset
- classification accuracy
- multi task
- discriminative features
- neural network
- informative features
- classification models
- matrix multiplication
- knn
- conditional mutual information