Using ICD-9 diagnostic codes for external validation of topic models derived from primary care electronic medical record clinical text data.
Christopher MeaneyMichael D. EscobarTherese A. StukelPeter C. AustinSumeet KaliaBabak AliarzadehRahim MoineddinMichelle GreiverPublished in: Health Informatics J. (2023)
Keyphrases
- topic models
- text data
- primary care
- health care
- medical records
- electronic medical record
- text documents
- text mining
- latent dirichlet allocation
- text classification
- free text
- information systems
- structured data
- information extraction
- clinical decision support
- clinical data
- medical data
- probabilistic model
- high dimensional data
- data mining
- patient data
- co occurrence
- natural language processing
- high dimensional
- document collections
- generative model
- knowledge discovery
- expert systems
- artificial intelligence
- machine learning
- text categorization
- feature space
- sensitive information
- object recognition
- keywords
- database