Tagging Chinese microblogger via sparse feature selection.
Di ShangXinyu DaiShujian HuangYi LiJiajun ChenPublished in: IJCNN (2016)
Keyphrases
- feature selection
- sparse pca
- high dimension
- web image annotation
- text categorization
- sparse data
- feature set
- high dimensional
- text classification
- model selection
- small sample
- classification accuracy
- information gain
- text summarization
- feature selection algorithms
- unsupervised feature selection
- metadata
- sparse representation
- feature extraction
- compressed sensing
- sparse matrix
- selected features
- compressive sensing
- irrelevant features
- word segmentation
- dimensionality reduction
- multi class
- feature space
- traditional chinese medicine
- feature selection and classification
- chinese text
- method for feature selection
- selecting relevant features
- classification models
- feature weighting
- neural network
- feature subset
- microarray data
- unsupervised learning
- mutual information
- knn
- support vector
- information retrieval