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Table 10 Reasons for recall errors

From: Benchmarking natural-language parsers for biological applications using dependency graphs

Parser

1 bad tag

2 bad tags

1 missing

2 missing

Charniak-Lease

20.6%

2.0%

0.4%

0.0%

Bikel (0.9.8)

28.6%

3.4%

0.4%

0.0%

  1. For each dependency from the gold standard that was not generated by each parser, we determined whether one or both of the words it should have joined were badly POS-tagged, or entirely missing from the dependency graph of the parser's output.
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