Fast dimension reduction for document classification based on imprecise spectrum analysis.
Hu GuanBin XiaoJingyu ZhouMinyi GuoTao YangPublished in: CIKM (2010)
Keyphrases
- dimension reduction
- document classification
- spectrum analysis
- frequency domain
- feature extraction
- text categorization
- adaptive filter
- text classification
- principal component analysis
- high dimensional
- text mining
- autoregressive
- text documents
- low dimensional
- feature selection
- classification algorithm
- web documents
- linear discriminant analysis
- singular value decomposition
- feature space
- unsupervised learning
- high dimensional data
- high dimensionality
- naive bayes
- cluster analysis
- preprocessing
- data mining
- dimensionality reduction
- multiscale
- computer vision