JOURNAL OF THE AMERICAN MEDICAL INFORMATICS ASSOCIATION, vol.16, no.1, pp.109-115, 2009 (Journal Indexed in SCI)
Article / Article
Title of Journal :
JOURNAL OF THE AMERICAN MEDICAL INFORMATICS ASSOCIATION
Objectives: The authors study two approaches to assertion classification. One of these approaches, Extended NegEx (ENegEx), extends the rule-based NegEx algorithm to cover alter-association assertions; the other, Statistical Assertion Classifier (StAC), presents a machine learning solution to assertion classification.