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Evaluation of lexicon- and syntax-based negation detection algorithms using clinical text data.
Jeyaraj Manimaran
T. Velmurugan
Published in:
Bio Algorithms Med Syst. (2017)
Keyphrases
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text data
databases
information retrieval
learning algorithm
text mining
information retrieval systems
text classification
document collections
pattern recognition
knowledge representation
nearest neighbor
k nearest neighbor