Giulia Garau Alfred Dielmann Hervé Bourlard Audio-visual synchronisation for speaker diarisation. 2654-2657 2010 INTERSPEECH http://www.isca-speech.org/archive/interspeech_2010/i10_2654.html conf/interspeech/2010 db/conf/interspeech/interspeech2010.html#GarauDB10