Stefan Ortmanns

According to our database, Stefan Ortmanns authored at least 19 papers between 1995 and 2001.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2001

Requirements Archaeology: From Unstructured Information to High Quality Specifications.

Friedemann Kiedaisch, Martin Pohl, Joachim Weisbrod, Siegfried Bauer, Stefan Ortmanns

Proceedings of the 5th IEEE International Symposium on Requirements Engineering (RE 2001), 2001

2000

The time-conditioned approach in dynamic programming search for LVCSR.

Stefan Ortmanns, Hermann Ney

IEEE Trans. Speech Audio Process., 2000

Progress in dynamic programming search for LVCSR.

Hermann Ney, Stefan Ortmanns

Proc. IEEE, 2000

Look-ahead techniques for fast beam search.

Stefan Ortmanns, Hermann Ney

Comput. Speech Lang., 2000

1999

Dynamic programming search for continuous speech recognition.

Hermann Ney, Stefan Ortmanns

IEEE Signal Process. Mag., 1999

An efficient decoding method for real time speech recognition.

Stefan Ortmanns, Wolfgang Reichl, Wu Chou

Proceedings of the Sixth European Conference on Speech Communication and Technology, 1999

High quality word graphs using forward-backward pruning.

Achim Sixtus, Stefan Ortmanns

Proceedings of the 1999 IEEE International Conference on Acoustics, 1999

Dynamic programming search techniques for across-word modelling in speech recognition.

Klaus Beulen, Stefan Ortmanns, Christian Elting

Proceedings of the 1999 IEEE International Conference on Acoustics, 1999

1998

Effiziente Suchverfahren zur Erkennung kontinuierlich gesprochener Sprache.

Stefan Ortmanns

PhD thesis, 1998

Improved lexical tree search for large vocabulary speech recognition.

Stefan Ortmanns, Andreas Eiden, Hermann Ney

Proceedings of the 1998 IEEE International Conference on Acoustics, 1998

The RWTH large vocabulary continuous speech recognition system.

Hermann Ney, Lutz Welling, Stefan Ortmanns, Klaus Beulen, Frank Wessel

Proceedings of the 1998 IEEE International Conference on Acoustics, 1998

1997

A word graph algorithm for large vocabulary continuous speech recognition.

Stefan Ortmanns, Hermann Ney, Xavier L. Aubert

Comput. Speech Lang., 1997

Fast likelihood computation methods for continuous mixture densities in large vocabulary speech recognition.

Stefan Ortmanns, Thorsten Firzlaff, Hermann Ney

Proceedings of the Fifth European Conference on Speech Communication and Technology, 1997

Look-ahead techniques for fast beam search.

Stefan Ortmanns, Andreas Eiden, Hermann Ney, Norbert Coenen

Proceedings of the 1997 IEEE International Conference on Acoustics, 1997

Extensions to the word graph method for large vocabulary continuous speech recognition.

Hermann Ney, Stefan Ortmanns, Ingo Lindam

Proceedings of the 1997 IEEE International Conference on Acoustics, 1997

Architecture and Search Organization for Large Vocabulary Continuous Speech Recognition.

Stefan Ortmanns, Lutz Welling, Klaus Beulen, Frank Wessel, Hermann Ney

Proceedings of the Informatik '97, 1997

1996

A comparison of time conditioned and word conditioned search techniques for large vocabulary speech recognition.

Stefan Ortmanns, Hermann Ney, Frank Seide, Ingo Lindam

Proceedings of the 4th International Conference on Spoken Language Processing, 1996

Language-model look-ahead for large vocabulary speech recognition.

Stefan Ortmanns, Hermann Ney, Andreas Eiden

Proceedings of the 4th International Conference on Spoken Language Processing, 1996

1995

Experimental analysis of the search space for 20 000-word speech recognition.

Stefan Ortmanns, Hermann Ney

Proceedings of the Fourth European Conference on Speech Communication and Technology, 1995