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Table 6 F dep for prepositional phrase attachment

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

Parser

Modified words F dep

Modifying words F dep

Charniak-Lease

79.5

89.5

Bikel (0.9.8)

78.0

91.0

  1. Parser effectiveness for the task of attaching prepositions correctly to the words they modify and to the words which are doing the modifying.