Sparse Variable Selection on High Dimensional Heterogeneous Data With Tree Structured Responses.
Hui LiuXiang LiuJing DiaoWenting YeXueling LiuDehui WeiPublished in: IEEE Access (2024)
Keyphrases
- variable selection
- heterogeneous data
- high dimensional
- high dimensional data
- group lasso
- input variables
- data integration
- data sources
- low dimensional
- dimension reduction
- dimensionality reduction
- data management
- databases
- complex data
- high dimensionality
- linear models
- data points
- metadata
- nearest neighbor
- sparsity inducing
- sparse representation
- feature space
- real world
- cross validation
- sparse coding
- structured sparsity
- structured data
- web data
- rough sets
- data warehouse
- database systems
- machine learning