Table 7 Results of NER experiments using the manually annotated and semi-automated portions of the corpus.

From: The Leaf Clinical Trials Corpus: a new resource for query generation from clinical trial eligibility criteria

Training Set

Test Set

Precision

Recall

F1

Manual

Semi-automated

75.4

82.1

78.6

Semi-automated

Manual

80.1

79.9

80.0

  1. The manually annotated portion includes 513 documents while the semi-automatically annotated portion is 493 documents.
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