Lefter I, Rothkrantz LJ, Burghouts G. Aggression detection in speech using sensor and semantic information. Vol 7499. Sojka P, Horak A, Kopecek I, Pala K, editors. Brno, Czech Republic: Springer; 2012. (Lecture Notes in Artificial Intelligence; vol 7499).
Fitrianie S, Rothkrantz LJ. Two-Dimensional Visual Language Grammar. In: Sojka P, editor. Text and Speech and Dialogue. Berlin-Heidelberg: Springer-Verlag; 2006. p. 573-80. Abstract
Wiggers P, Rothkrantz LJ. Dynamic Bayesian Networks for Language Modeling. In: Sojka P, Kopecek I, Pala K, editors. Text and Speech and Dialogue. Berlin/Heidelberg: Springer; 2006. p. 555-62. Abstract
Rothkrantz LJ, Wiggers P, Flippo F, Woei-A-Jin D, van Vark RJ. Multimodal dialog management. In: Sojka P, Kopecek I, Pala K, editors. Proceedings of Text and Speech and Dialogues 2004. Vol Text and Speech and Dialogue. Berlin-Heidelberg-New York: Springer; 2004. p. 621-8. Abstract
Rothkrantz LJ, Wiggers P, van Wees JW, van Vark RJ. Voice stress analysis. In: Sojka P, Kopecek I, Pala K, editors. Text and Seech and Dialogues. Berlin-Heidelberg-New York: Springer; 2004. p. 449-56. Abstract
Wiggers P, Rothkrantz LJ. Integration of speech recognition and automatic lip-reading. In: Sojka P, editor. Text and Speech and Dialogues. Berlin-Heidelberg-New York: Springer; 2002. p. 205-12. Abstract