The Praat tool was used ( Boersma and Weenink , 2009 ) .
praat doing phonetics by computer retrieved
Paul Boersma David Weenink
Phonetic and prosodic segmentation and annotation were performed independently and in parallel by two annotators and then an agreed upon version was produced with the supervision of an expert annotator , for more information see Gr cents nnum ( 2006 ) . The Praat tool was used ( Boersma and Weenink , 2009 ) . The feedback expressions we analyse here are Yes and No expressions , i.e. in Danish words like ja ( yes ) , jo ( yes in a negative context ) , jamen ( yes but , well ) , nej ( no ) , nceh ( no ) .
The Praat tool was used ( @@CITATION ) .