Obtaining person-independent feature space for lip reading. - Jacek C. Wojdel; Léon J. M. Rothkrantz (AVSP, 2001)

Using aerial and geometric features in automatic lip-reading. - Jacek C. Wojdel; Léon J. M. Rothkrantz (INTERSPEECH, 2001)

Medium vocabulary continuous audio-visual speech recognition. - Pascal Wiggers; Jacek C. Wojdel; Léon J. M. Rothkrantz (INTERSPEECH, 2002)

An audio-visual corpus for multimodal speech recognition in dutch language. - Jacek C. Wojdel; Pascal Wiggers; Léon J. M. Rothkrantz (INTERSPEECH, 2002)

Fuzzy-logical Implementation of Cooccurrence Rules for Combining AUS. - Ania Wojdel; Léon J. M. Rothkrantz; Jacek C. Wojdel (Computer Graphics and Imaging, 2003)

Automatic Lipreading in the Dutch Language. - Jacek C. Wojdel (2003)

Fusing Data Streams in Continuous Audio-Visual Speech Recognition. - Léon J. M. Rothkrantz; Jacek C. Wojdel; Pascal Wiggers (TSD, 2005)

Comparison between different feature extraction techniques for audio-visual speech recognition. - Alin Gavril Chitu; Léon J. M. Rothkrantz; Pascal Wiggers; Jacek C. Wojdel (J. Multimodal User Interfaces, 2007)