Stable feature selection for clinical prediction: Exploiting ICD tree structure using Tree-Lasso.
Iman KamkarSunil Kumar GuptaDinh Q. PhungSvetha VenkateshPublished in: J. Biomed. Informatics (2015)
Keyphrases
- tree structure
- feature selection
- clinical diagnosis
- tree structures
- tree representation
- data structure
- xml documents
- mining algorithm
- medical records
- quadtree
- frequent patterns
- r tree
- machine learning
- tree models
- feature extraction
- feature set
- markov tree
- ensemble classifier
- data sets
- multi task
- hierarchical structure
- dimensionality reduction
- feature space
- free text
- variable selection
- clinical data
- b tree
- patient records
- index structure
- prefix tree
- candidate patterns
- database systems
- health care