Andreas Stolcke

Senior Research Engineer

Contact Information

SRI International
c/o International Computer Science Institute
1947 Center Street, Suite 600
Berkeley, CA 94704-1198, USA
Tel: (510) 666-2969
Fax: (510) 666-2956
Email:

Note: Four days a week I work for SRI out of Berkeley, at ICSI. I am reachable at the address above except on Wednesdays, when I am at

Speech Technology & Research Laboratory
SRI International
333 Ravenswood Avenue
Menlo Park, CA 94025, USA
Tel: (650) 859-2544
Fax: (650) 859-5984

Research Interests

Speech recognition
Speaker recognition
Language and phonetic modeling
Computational linguistics
Machine learning
Connectionist models

Projects

Current projects include
GALE
Speaker recognition
Meeting recognition and understanding
Prosody for Dialog Systems
SRI Language Modeling Toolkit Version 1.5.3 released

Past projects:
Large vocabulary recognition
Speech in Noisy Environments
Hidden Word-Level Events in Spontaneous Speech
Information Extraction from Speech

Education

Ph.D., Computer Science, University of California at Berkeley, 1994
Thesis: Bayesian Learning of Probabilistic Language Models (title page only, abstract only)

Research Assistant and Postdoctoral Researcher, International Computer Science Institute, 1989-1994

Diplom, Computer Science, Technische Universität München, 1988
Thesis (in German): Generation of natural language sentences in unification-based grammars -- A connectionist approach

A short NSF-style bio can be found here.

Other Activities

For affiliations and past activities look here.

Publications

Some representative publications are listed below. A complete list of publications can be found here.

A. Stolcke (1995), An Efficient Probabilistic Context-Free Parsing Algorithm that Computes Prefix Probabilities. Computational Linguistics 21(2), 165-201. (HTML, PDF)

A. Stolcke, K. Ries, N. Coccaro, E. Shriberg, R. Bates, D. Jurafsky, P. Taylor, R. Martin, C. Van Ess-Dykema, & M. Meteer (2000), Dialogue Act Modeling for Automatic Tagging and Recognition of Conversational Speech, Computational Linguistics 26(3), 339-373. (PDF)

E. Shriberg, A. Stolcke, D. Hakkani-Tur, & G. Tur (2000), Prosody-Based Automatic Segmentation of Speech into Sentences and Topics, Speech Communication 32(1-2), 127-154 (Special Issue on Accessing Information in Spoken Audio). (PDF)

L. Mangu, E. Brill, & A. Stolcke (2000), Finding consensus in speech recognition: word error minimization and other applications of confusion networks, Computer Speech and Language 14(4), 373-400. (PDF)

A. Stolcke (2002), SRILM -- An Extensible Language Modeling Toolkit. Proc. Intl. Conf. on Spoken Language Processing, vol. 2, pp. 901-904, Denver. (PDF)

A. Stolcke, X. Anguera, K. Boakye, O. Cetin, F. Grezl, A. Janin, A. Mandal, B. Peskin, C. Wooters, & J. Zheng (2005), Further Progress in Meeting Recognition: The ICSI-SRI Spring 2005 Speech-to-Text Evaluation System. In Machine Learning for Multimodal Interaction: Second International Workshop, MLMI 2005, Springer Lecture Notes in Computer Science Series, Volume 3869, S. Renals and S. Bengio, editors, pp. 463-475. © 2006 Springer-Verlag.

A. Stolcke, S. Kajarekar, L. Ferrer, & E. Shriberg (2007), Speaker Recognition with Session Variability Normalization Based on MLLR Adaptation Transforms, IEEE Transactions on Audio, Speech, and Language Processing, 15(7), 1987-1998, Special issue on speaker and language recognition. (PDF, abstract)