Edinburgh Speech Tools  2.4-release
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Test the output of a parser


scfg_test [options] [-grammar ifile] [-corpus ifile] [-crossbrackets ] [-heap int] [-o ofile]

This program applies a stochastic context free grammar to a given corpus and reports the parsing accuracy and cross bracketing accuracy of the grammar with respect to the grammar.


  • -grammar: ifile Grammar file, one rule per line.
  • -corpus: ifile Single Corpus file, one bracketed sentence per line.
  • -crossbrackets: Measure cross bracket performance.
  • -heap: int " {210000}" Set size of Lisp heap, needed for large corpora
  • -o: ofile Output file for parsed sentences.