In terms of treebank data , the primary training corpus is the Penn Wall Street Journal Treebank ( PTB ) ( Marcus et al. , 1993 ) .
building a large annotated corpus of english the penn treebank computational linguistics
M Marcus B Santorini M A Marcinkiewicz
measure the standard intrinsic parser metrics unlabeled attachment score ( UAS ) and labeled attachment score ( LAS ) ( Buchholz and Marsi , 2006 ) . In terms of treebank data , the primary training corpus is the Penn Wall Street Journal Treebank ( PTB ) ( Marcus et al. , 1993 ) . We also make use of the Brown corpus , and the Question Treebank ( QTB ) ( Judge et al. , 2006 ) .
In terms of treebank data , the primary training corpus is the Penn Wall Street Journal Treebank ( PTB ) ( @@CITATION ) .