Orthogonal Matching Pursuit for Text Classification.
Konstantinos SkianisNikolaos TziortziotisMichalis VazirgiannisPublished in: NUT@EMNLP (2018)
Keyphrases
- text classification
- orthogonal matching pursuit
- feature selection
- signal recovery
- compressed sensing
- sparse representation
- transform domain
- text categorization
- bag of words
- sparse approximation
- compressive sensing
- labeled data
- machine learning
- text documents
- text mining
- n gram
- greedy algorithm
- knn
- unsupervised learning
- feature set
- multi label
- spatial domain
- support vector machine
- feature space
- data sets