A comparison of two methods for retrieving ICD-9-CM data: The effect of using an ontology-based method for handling terminology changes.
Alexander C. YuJames J. CiminoPublished in: J. Biomed. Informatics (2011)
Keyphrases
- statistical methods
- synthetic data
- significant improvement
- classification method
- hybrid method
- synthetic and real images
- noisy data
- prior knowledge
- machine learning methods
- missing values
- search methods
- preprocessing
- statistical significance
- alternative methods
- computational cost
- data analysis
- correlation analysis
- missing data
- database
- data sets
- test data
- high dimensional data
- statistical analysis
- training data
- data points
- spectral clustering
- clustering method
- extracted knowledge
- large scale data sets
- bayesian methods
- data structure
- statistical tests
- data sources
- cross validation
- data mining techniques
- input data
- data mining methods
- segmentation method
- chronological backtracking
- methods outperform
- methods require
- classification trees
- predictive model
- information loss
- high dimensional
- reconstruction method
- similarity measure
- decision trees
- sampling methods
- training samples
- pairwise
- retrieval method