Iterative sparsity score for feature selection and its extension for multimodal data.
Chen ZuLinling ZhuDaoqiang ZhangPublished in: Neurocomputing (2017)
Keyphrases
- multimodal data
- feature selection
- similarity search
- multimedia databases
- cross modal
- text classification
- support vector
- high dimensional
- dimensionality reduction
- text categorization
- dimensionality reduction methods
- feature subset
- feature set
- preprocessing step
- discriminative features
- feature space
- kernel trick
- sparse representation
- classification accuracy
- feature extraction
- machine learning
- multimedia
- high dimensional data
- image retrieval