Two-stage approach to feature set optimization for unsupervised dataset with heterogeneous attributes.
Arpita ChaudhuriDebasis SamantaMonalisa SarmaPublished in: Expert Syst. Appl. (2021)
Keyphrases
- feature set
- random forest
- feature selection
- classification accuracy
- feature space
- feature vectors
- feature extraction
- optimization algorithm
- class labels
- extracted features
- structural features
- multiple features
- semi supervised
- texture features
- feature reduction
- selected features
- unsupervised learning
- feature representation
- semantic features
- database
- optimization method
- feature subset
- k nearest neighbor
- support vector machine
- computer vision
- machine learning
- data mining
- data sets