Martin Graciarena

Senior Research Engineer

CONTACT INFORMATION

Speech Technology & Research Laboratory, SRI International
333 Ravenswood Avenue, Menlo Park, CA 94025, USA
Tel: (650) 859-2884
Fax: (650) 859-5984
Email: martin AT speech.sri.com

RESEARCH INTERESTS

Speech Recognition
Speaker Identification
Noise Robustness
Deception Detection

EDUCATION

Ph.D. in Electrical Engineering, School of Engineering, University of Buenos Aires (UBA), Argentina, 2008

Master in Electrical Engineering, School of Electrical Engineering and Computation, State University of Campinas (Unicamp), Brazil, 1998

Electrical Engineer, School of Engineering, University of Buenos Aires (UBA), Argentina, 1991

PUBLICATIONS

Bird Species Identification

M. Graciarena, M. Delplanche, E. Shriberg and A. Stolcke (2011), Bird Species Recognition Combining Acoustic and Sequence Modeling, Proc. IEEE ICASSP, pp. 341-344, Prague, Czech Republic.

M. Graciarena, M. Delplanche, E. Shriberg, A. Stolcke, & L. Ferrer (2010), Acoustic Front-end Optimization for Bird Species Recognition, Proc. IEEE ICASSP, pp. 293-296, Dallas.

Speaker Recognition and Identification

M. Graciarena, T. Bocklet, E. Shriberg, A. Stolcke, & S. Kajarekar (2009). Feature-Based and Channel-Based Analyses of Intrinsic Variability in Speaker Verification, Proc. Interspeech, pp. 2015-2018, Brighton, UK. (PDF)

S. Kajarekar, N. Scheffer, M. Graciarena, E. Shriberg, A. Stolcke, L. Ferrer, T. Bocklet (2009). The SRI NIST 2008 Speaker Recognition Evaluation System , Proc. ICASSP, Taipei, Taiwan.

E. Shriberg, M. Graciarena, H. Bratt, A. Kathol, S. Kajarekar, H. Jameel, C. Richey, F. Goodman (2008). Effects of Vocal Effort and Speaking Style on Text-Independent Speaker Verification, Proc. Interspeech, Brisbane, Australia, pp. 609-612.

L. Ferrer, M. Graciarena, A. Zymnis, and E. Shriberg (2008), System combination using auxiliary information for speaker verification, Proc. IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2008), (Las Vegas, Nevada), March 2008.

M. Graciarena, S. Kajarekar, A. Stolcke, E. Shriberg (2007), Noise Robust Speaker Identification for Spontaneous Arabic Speech, Proc. IEEE ICASSP, vol. 4, pp. 245-248, Honolulu, Hawaii, USA (PDF)

Detecting Emotions and Deception

F. Enos, E. Shriberg, M. Graciarena, J. Hirschberg, A. Stolcke (2007), Detecting Deception Using Critical Segments. In Proceedings Interspeech, pp. 2281-2284, Antwerp, Belgium.

M. Graciarena, E. Shriberg, A. Stolcke, F. Enos, J. Hirschberg, S. Kajarekar (2006), Combining Prosodic, Lexical and Cepstral Systems for Deceptive Speech Detection. Proc. IEEE ICASSP, vol. 1, pp. 1033-1036, Toulouse, France. (PDF)

F. Enos, S. Benus, R. Cautin, M. Graciarena, J. Hirschberg and E. Shriberg (2006), Personality Factors in Human Deception Detection: Comparing Human to Machine Performance. Proc. ICSLP, pp. 813-816, Pittsburgh, USA.

J. Hirschberg, S. Benus, J. M. Brenier, F. Enos, S. Friedman, S. Gilman, C. Girand, M. Graciarena, A. Kathol, L. Michaelis, B. Pellom, E. Shriberg, & A. Stolcke (2005), Distinguishing Deceptive from Non-Deceptive Speech. Proc. Eurospeech, Lisbon, Portugal, pp. 1833-1836. (PDF)

Noise Robust Speech Recognition

M. Graciarena, H. Franco, G. Myers, and V. Abrash, (2005) "Robust feature compensation in nonstationary and multiple noise environments," in Proc. Eurospeech, pp. 985--988, Lisbon, Portugal.

M. Graciarena, H. Franco, G. Myers, C. Cowan, F. Cesari and V. Abrash, (2004) Combination of Standard and Throat Microphones for Robust Speech Recognition in Highly Noisy Environments, International Conference on Spoken Language Processing (ICSLP’04), Jeju Island, Korea.

M. Graciarena, H. Franco, K. Sonmez and H. Bratt, (2003) Combining Standard and Throat Microphones for Robust Speech Recognition, IEEE Signal Processing Letters, Vol. 10, No. 3, pp. 72-74, March 2003

M. Graciarena and H. Franco, (2003) Unsupervised Noise Model Estimation for Model-Based Robust Speech Recognition”, IEEE Automatic Speech Recognition and Understanding Workshop (ASRU’03), pp. 351-356 Virgin Islands, USA.

G. Myers, H. Franco, M. Graciarena, C. Cowan, F. Cesari and V. Abrash, (2003) Noise-Robust Spoken Language Interface, CTA 2003 Symposium on Robotics, pp. 135-139, Adelphi, USA

M. Graciarena, (2000) Adaptive Model-Based Technique for Robust Speech Recognition,
Proc. 34th Asilomar Conference on Signals, Systems and Computers, Pacific Grove, CA, USA

M. Graciarena, (2000) Maximum Likelihood Noise HMM Estimation in Model-Based Robust Speech Recognition, Proc. 6th International Conference on Spoken Language Processing (ICSLP 2000), vol. 3, pp. 598-601, Beijing, China.

M. Graciarena, P. Arini, (1997) Análisis de Métodos Robustos de Reconocimiento de Habla, Proc. VII International Congress (RPIC '97) , pp. 37-42, San Juan, Argentina.

M. Graciarena, M. L. Andrade Netto, (1995) Adaptive Recognition Neural Net Architecture Comparison for Noisy Phoneme Comparison, Proc. VI RPIC International Congress (RPIC '95), Bahia Blanca, Argentina.

Multiparty Meeting Recognition and Modeling

N. Mirghafori, A. Stolcke C. Wooters, T. Pirinen, I. Bulyko, D. Gelbart, M. Graciarena, S. Otterson, B. Peskin, & M. Ostendorf (2004), From Switchboard to Meetings: Development of the 2004 ICSI-SRI-UW Meeting Recognition System. Proc. Intl. Conf. Spoken Language Processing, pp. 1957-1960, Jeju, Korea. (PDF)

A. Stolcke, C. Wooters, N. Mirghafori, T. Pirinen, I. Bulyko, D. Gelbart, M. Graciarena, S. Otterson, B. Peskin, & M. Ostendorf (2004), Progress in Meeting Recognition: The ICSI-SRI-UW Spring 2004 Evaluation System. NIST ICASSP 2004 Meeting Recognition Workshop, Montreal, Canada. (PDF)

Speech Recognition

D. Vergyri, A. Mandal, W. Wang, A. Stolcke, J. Zheng, M. Graciarena, D. Rybach, C. Gollan, R. Schlüter, K. Kirchhoff, A. Faria, & N. Morgan (2008), Development of the SRI/Nightingale Arabic ASR system, Proc. Interspeech, pp. 1437-1440, Brisbane, Australia. (PDF)

G. Tur, A. Stolcke, L. Voss, J. Dowding, B. Favre, R. Fernandez, M. Frampton, M. Frandsen, C. Frederickson, M. Graciarena, D. Hakkani-Tür, D. Kintzing, K. Leveque, S. Mason, J. Niekrasz, S. Peters, M. Purver, K. Riedhammer, E. Shriberg, J. Tien, D. Vergyri, & F. Yang (2008), The CALO Meeting Speech Recognition and Understanding System, to appear in Proc. IEEE Spoken Language Technology Workshop, Goa, India. (PDF)

A. Stolcke, B. Chen, H. Franco, V. R. R. Gadde, M. Graciarena, M.-Y. Hwang, K. Kirchhoff, A. Mandal, N. Morgan, X. Lin, T. Ng, M. Ostendorf, K. Sonmez, A. Venkataraman, D. Vergyri, W. Wang, J. Zheng, & Q. Zhu (2006), Recent Innovations in Speech-to-Text Transcription at SRI-ICSI-UW. IEEE Trans. Audio, Speech and Language Processing 14(5), 1729-1744. (PDF, abstract)

M. Hwang, X. Lei, T. Ng, I. Bulyko, M. Ostendorf, A. Stolcke, W. Wang, J. Zheng, V. R. R. Gadde, M. Graciarena, M. Siu, Y. Huang (2004), Progress on Mandarin Conversational Telephone Speech Recognition. Proc. 4th Intl. Symposium on Chinese Spoken Lanugage Processing, Hong Kong, China.

M. Graciarena, H. Franco, J. Zheng, D. Vergyri, & A. Stolcke (2004), Voicing Feature Integration in SRI's Decipher LVCSR System. Proc. IEEE Intl. Conf. on Acoustics, Speech and Signal Processing, vol. 1, pp. 921-924, Montreal, Canada. (PDF)

M. Graciarena, C. Estienne, L. Ferrer, (1999) Continuous Speech Recognition System Design For Naturally Pronounced Telephone Digits, Proc. XXI International Congress of Electronic Engineering, pp. 159-163, Chihuahua, Mexico.

M. Graciarena, C. Estienne, L. Ferrer, (1999) Reconocimiento Automático de Habla Continua en Español sobre un Vocabulario Restringido, Proc. VIII RPIC International Congress (RPIC '99), pp. 81-11 / 86-11, Mar del Plata, Argentina.

C. Estienne, G. Campiglio, M. Graciarena, P. Arini, P. Pelle, (1995) Automatic Speech Recognition System based in Biological and Mathematical Models, II International Congress of Information Engineering, Buenos Aires, Argentina.

TECHNICAL REVIEWER

IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)

ISCA Interspeech Conference

IEEE Transactions on Speech and Language Processing

COMMUNITY ACTIVITIES

Swimmer and current captain of the SRI Sharks and Sailfish swimming teams, 2001 - 2011, in the Corporate Challenge Aquathon to collect donations for Abilities United a non-for-profit organization for children and adults with developmental disabiliites (formerly known as C-A-R).

Participated in the Relay for Life, 2007 - 2011, to collect donations for the American Cancer Society.

ATHLETIC ACOMPLISHMENTS

SRI International table tennis tournament: champion 2003 and 2009, second place 2010

Former swimming Chilean record holder, relay freestyle (1980)
Holder of 7 swimming medals (1976-1980)