Table 5.

Evaluation results (precision/recall/F1-score, in %)

Method	Exact match	Boundary relaxed (± 2)
IAA	35.00/58.33/43.75	45.00/75.00/56.25
PatternBaseline	33.43/21.91/26.47	49.43/32.40/39.14
PatternExtended	68.16/22.85/34.22	87.71/29.40/44.04
CRF	67.75/33.97/45.22	83.19/41.77/55.62
CRF-entity	71.06/40.93/51.94	88.64/51.05/64.79
RandomMedline	10.40/6.74/8.18	27.17/17.60/21.36
AngioCorpus	43.05/25.26/31.71	52.47/30.90/38.73
ReviewArticles	43.93/31.84/36.92	56.07/40.64/47.12