Multilingual Back-and-Forth Conversion between Content and Function Head

• This converts dependency tree under the UD (http://universaldependencies.org) scheme back-and-forth between content and function head styles
• You can get better parsing accuracy by following steps
  • Convert UD to function head style
  • Train your parser with the converted data
  • Reconvert the parser's predictions into UD scheme
• Please check [1] in detail.

HOW TO USE

python MultiBFConv.py input.conllu [forward|backward] output.conllu

python3 MultiBFConv.py en-ud-dev.conllu forward en-ud-dev.conllu.conv
python3 MultiBFConv.py en-ud-dev.conllu.conv backward en-ud-dev.conllu.reconv

NOTE

• Please remove UD's extra lines like sentence id beforehand

REFERENCE

[1] Ryosuke, Kohita., Hiroshi, Noji. & Yuji, Matsumoto. 2017. Multilingual Back-and-Forth Conversion between Content and Function Head for Easy Dependency Parsing. EACL.