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Table 5 Performance by feature set, syntactic features.

From: Mining clinical relationships from patient narratives

Relation Metric +event +dep +syndist
has_finding P 65 73 74
  R 81 77 77
  F1 72 71 74
has_indication P 42 42 43
  R 47 37 37
  F1 42 38 39
has_location P 72 74 73
  R 81 86 86
  F1 75 79 78
has_target P 62 65 71
  R 66 63 66
  F1 63 62 64
laterality_modifies P 84 89 89
  R 88 84 90
  F1 84 85 89
negation_modifies P 79 85 85
  R 93 97 93
  F1 85 90 88
sub_location_modifies P 88 90 93
  R 95 95 95
  F1 91 92 94
Overall P 65 71 71
  R 75 74 74
  F1 69 72 72
  1. Variation in performance by feature set, syntactic features. The first column shows the cumulative +event system from Table 4. The next two columns show the effect of cumulatively adding syntactic features to this system. Syntactic features are as described in Table 3.
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