EXA 1630: Einsatz einer Experttechnologie zur Sprachsignalauswertung mit unscharfem Zugang. - Detlev Langmann (VDI-Verlag, 1991)

Der Zeithorizont der Sprechsilbe als Schnittstelle zwischen signalanalytischer und symbolischer Sprachverarbeitung. - Detlev Langmann (DAGM-Symposium, 1992)

A comparative study of linear feature transformation techniques for automatic speech recognition. - Thomas Eisele; Reinhold Haeb-Umbach; Detlev Langmann (ICSLP, 1996)

FRESCO: the French telephone speech data collection - part of the european Speechdat(m) project. - Detlev Langmann; Reinhold Haeb-Umbach; Lou Boves; Els den Os (ICSLP, 1996)

Acoustic front ends for speaker-independent digit recognition in car environments. - Detlev Langmann; Alexander Fischer; Friedhelm Wuppermann; Reinhold Haeb-Umbach; Thomas Eisele (EUROSPEECH, 1997)

The development of a command-based speech interface for a telephone answering machine. - Stephan Gamm; Reinhold Haeb-Umbach; Detlev Langmann (Speech Commun., 1997)

Performance Evaluation of Adapted and Retrained Models for Noisy Speech Recognition. - Chao-Shih Huang; Detlev Langmann (ISCSLP, 1998)

CSDC - The MoTiV Car-Speech Data Collection. - Detlev Langmann; Hartmut R. Pfitzinger; Tobias Schneider; Robert Grudszus; Alexander Fischer; Martin Westphan; Ute Jekosch; Martin Westphal; Torsten Crull (LREC, 1998)

A System for Automatic Lip Reading. - Islam Shdaifat; Rolf-Rainer Grigat; Detlev Langmann (AVSP, 2003)

Active shape lip modeling. - Islam Shdaifat; Rolf-Rainer Grigat; Detlev Langmann (ICIP (2), 2003)