Stefan Ortmanns

Publication Activity (10 Years)

Years Active: 1995-2001
Publications (10 Years): 0

RWTH Aachen University, Germany (PHD)

Education History

RWTH Aachen University, Germany

PHD

Publications

Friedemann Kiedaisch, Martin Pohl, Joachim Weisbrod, Siegfried Bauer, Stefan Ortmanns
Requirements Archaeology: From Unstructured Information to High Quality Specifications. RE (2001)
Hermann Ney, Stefan Ortmanns
Progress in dynamic programming search for LVCSR. Proc. IEEE 88 (8) (2000)
Stefan Ortmanns, Hermann Ney
Look-ahead techniques for fast beam search. Comput. Speech Lang. 14 (1) (2000)
Stefan Ortmanns, Hermann Ney
The time-conditioned approach in dynamic programming search for LVCSR. IEEE Trans. Speech Audio Process. 8 (6) (2000)
Stefan Ortmanns, Wolfgang Reichl, Wu Chou
An efficient decoding method for real time speech recognition. EUROSPEECH (1999)
Hermann Ney, Stefan Ortmanns
Dynamic programming search for continuous speech recognition. IEEE Signal Process. Mag. 16 (5) (1999)
Klaus Beulen, Stefan Ortmanns, Christian Elting
Dynamic programming search techniques for across-word modelling in speech recognition. ICASSP (1999)
Achim Sixtus, Stefan Ortmanns
High quality word graphs using forward-backward pruning. ICASSP (1999)
Stefan Ortmanns, Andreas Eiden, Hermann Ney
Improved lexical tree search for large vocabulary speech recognition. ICASSP (1998)
Hermann Ney, Lutz Welling, Stefan Ortmanns, Klaus Beulen, Frank Wessel
The RWTH large vocabulary continuous speech recognition system. ICASSP (1998)
Stefan Ortmanns, Thorsten Firzlaff, Hermann Ney
Fast likelihood computation methods for continuous mixture densities in large vocabulary speech recognition. EUROSPEECH (1997)
Stefan Ortmanns, Andreas Eiden, Hermann Ney, Norbert Coenen
Look-ahead techniques for fast beam search. ICASSP (1997)
Stefan Ortmanns, Lutz Welling, Klaus Beulen, Frank Wessel, Hermann Ney
Architecture and Search Organization for Large Vocabulary Continuous Speech Recognition. GI Jahrestagung (1997)
Stefan Ortmanns, Hermann Ney, Xavier L. Aubert
A word graph algorithm for large vocabulary continuous speech recognition. Comput. Speech Lang. 11 (1) (1997)
Hermann Ney, Stefan Ortmanns, Ingo Lindam
Extensions to the word graph method for large vocabulary continuous speech recognition. ICASSP (1997)
Stefan Ortmanns, Hermann Ney, Frank Seide, Ingo Lindam
A comparison of time conditioned and word conditioned search techniques for large vocabulary speech recognition. ICSLP (1996)
Stefan Ortmanns, Hermann Ney, Andreas Eiden
Language-model look-ahead for large vocabulary speech recognition. ICSLP (1996)
Stefan Ortmanns, Hermann Ney
Experimental analysis of the search space for 20 000-word speech recognition. EUROSPEECH (1995)

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Publication Activity (10 Years)

Stefan Ortmanns