Classification of Public Transport Information Dialogues Using an Information-Based Coding Scheme. - Robert J. van Vark; J. P. M. de Vreught; Léon J. M. Rothkrantz (ECAI Workshop on Dialogue Processing in Spoken Language Systems, 1996)

An Educational Site on the World Wide Web. - Léon J. M. Rothkrantz; Robert J. van Vark; A. J. S. I. K. Bos; D. J. A. Pauw (EUROMEDIA, 1996)

Corpus-Based Information Presentation for a Spoken Public Transport Information System. - M. M. M. Rats; Robert J. van Vark; J. P. M. de Vreught (Real Applications@ACL/EACL, 1997)

An appreciation study of an ASR inquiry system. - Léon J. M. Rothkrantz; W. A. Th. Manintveld; M. M. M. Rats; Robert J. van Vark; J. P. M. de Vreught; Henk Koppelaar (EUROSPEECH, 1997)

Extending the SUSI system with negative knowledge. - B. Vromans; Robert J. van Vark; Bernhard Rueber; Andreas Kellner (EUROSPEECH, 1999)

A domain-independent model to improve spelling in a web environment. - Robert J. van Vark; Jelle K. de Haan; Léon J. M. Rothkrantz (INTERSPEECH, 2000)

Dialogue Control in the Alparon System. - Léon J. M. Rothkrantz; Robert J. van Vark; Alexandra Peters; Niels A. Andeweg (TSD, 2000)

Multi-medial stress assessment. - Léon J. M. Rothkrantz; Robert J. van Vark; Dragos Datcu (SMC (4), 2004)

Multimodal Dialogue Management. - Léon J. M. Rothkrantz; Pascal Wiggers; Frans Flippo; Dimitri Woei-A-Jin; Robert J. van Vark (TSD, 2004)

Voice Stress Analysis. - Léon J. M. Rothkrantz; Pascal Wiggers; Jan-Willem A. van Wees; Robert J. van Vark (TSD, 2004)