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Vocabulary of natural language processing

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Concept information

Preferred term

precision  

Definition

  • A measure of the accuracy of a model's predictions, specifically in classification tasks. Precision focuses on the proportion of correctly predicted positive instances out of all instances that were predicted as positive.

Broader concept

Synonym(s)

  • positive predictive value
  • PPV

Example

  • However the positive predictive value is relatively low indicating that not all patients with sublingual varices have hypertension. (Sayin, Minervini, Staiano & Passerini, 2024)
  • The sensi-tivity of negation detection was 92.6% the PPV was 98.6% and the specificity was 99.8%. (Cruz Díaz, 2013)
  • We utilized the Positive Predictive Value (Precision) and the Sensitivity (Recall) as evaluation metrics which are commonly used in classification tasks. (Mouratidis & Kermanidis, 2019)

In other languages

URI

http://data.loterre.fr/ark:/67375/8LP-KP1BF5CK-N

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