DIMITRA VERGYRI

Home Address:     2411 Lillian Drive,
                              Silver Spring MD 20902
Home Phone:        (301) 949-1845

School Address:   Department of Electrical and Computer Engineering,
                             The Johns Hopkins University,
                             3400 N. Charles Street,
                             Barton Hall 400A,
                             Baltimore, Maryland 21218
Office Phone:        (410) 516 5409
JHU CLSP Fax:    (410) 516-5050 

e-mail:dverg@jhu.edu,
http://www.clsp.jhu.edu/people/dverg

RESEARCH INTERESTS

Statistical Speech Recognition;
Acoustic and Language Modeling;
Information Theory and Statistics
 

EDUCATION

    THE JOHNS HOPKINS UNIVERSITY (1993 - present) 2000 Degree         Ph.D. in Electrical and Computer Engineering
                              (expected May 2000)
                              Advisor: Frederick Jelinek
                              Dissertation: "Integration of Multiple Knowledge Sources in Speech
                                                        Recognition using Minimum Error Training".

1996 Degree         M.S. In Elecrical Engineering.

  
    NATIONAL TECHNICAL UNIVERSITY of ATHENS  (NTUA)  (1988-1993) 1993 Degree      Diploma in Electrical and Computer Engineering
 

RESEARCH EXPERIENCE

Center for Language and Speech Processing, Johns Hopkins University (CLSP)

   September 1995 - present:             Research Assistant             (Advisor: F. Jelinek)
We tackled the problem of "Acoustic Sensitive Language Modeling". The work was generalized to include a dynamic combination of multiple knowledge sources in a speech recognition model, trained to minimize recognition errors.
 
   July 1995 - August 1995:                Student Assistant         (Group Leader: R. Rosenfeld)
DoD Summer Workshop on Language Modeling for Speech Recognition.
Participated in the group "Language Modeling for Conversational Speech Recognition".

Texas Instruments

   June 1994 - August 1994:                  Summer Intern                    (Manager: R. Rajasekaran)
Development of a rule-based grammar for the ATIS task.

TEACHING EXPERIENCE

Dept. of Electrical and Computer Engineering, Johns Hopkins University

    September 1993 - May 1995:         Teaching Assistant
Circuits; Signals and Systems;
Information Extraction form Speech and Text.

PUBLICATIONS

  • Dimitra Vergyri

    • "Use of Word Level Side Information to improve Speech Recognition".
    To appear at ICASSP 2000, Istanbul, Turkey.
    (ps)
     
  • P. Beyerlein, W. Byrne, J.M. Huerta, S. Shudanpur, B. Marthi, J. Morgan, N. Peterek, J. Picone, D. Vergyri, W. Wang

    • "Towards Language Independent Acoustic Modeling".
    To appear at ICASSP 2000, Istanbul, Turkey.
    (ps)
     
  • R. Rosenfeld, R. Agaarwal, B. Byrne, R. Iyer, M. Liberman, E. Shriberg, J. Unverfuehrt, D. Vergyri, and E. Vidal

    • "Error Analysis and Disfluency Modeling in the Switchboard Domain".
    In Proceedings Addendum of ICSLP, Philadelphia, PA, p.15, October 1996.

    SKILLS

    Programming experience:    in C++, C, PERL, Matlab, PASCAL UNIX and DOS environments.
    Languages: Greek, English, French (intermediate), German (basic).

    RELEVANT COURSEWORK

    Speech and Language :                        Speech Signal Processing;
                                                                   Natural Language Processing;
                                                                   Statistical Methods of Natural Language Analysis;
                                                                   Sound Structure of Natural Languages.

    Communications & Signal Processing: Random Signal Analysis;
                                                                   Communication Theory;
                                                                   Information Theory;
                                                                   Information Theoretic Methods in Statistics;
                                                                   Wavelets.

    Mathematics :                                         Probability Theory;
                                                                   Statistical Theory;
                                                                   Optimization Theory / Algorithms;
                                                                   Advanced Topics in Statistics.

    PERSONAL INFORMATION

    Citizen: Greek; Current visa status: F1.

    REFERENCES

    Frederick Jelinek, Professor

    Dept. of Electrical and Computer Engineering
    The Johns Hopkins University
    3400 N. Charles Street
    Baltimore, MD-21218

    e-mail:jelinek@jhu.edu,
    Fax:(410)-516-5050, Voice:(410)-516-7730 

    Roni Rosenfeld, Associate Professor

    Computer Science Department,
    Language Technologies Institute
    Carnegie Mellon University
    5000 Forbes Avenue
    Pittsburgh, PA 15213

    e-mail:roni@cs.cmu.edu,
    Fax:(412)-268-5576, Voice:(412)-268-7678 

    Bill Byrne, Associate Research Scientist

    Center for Language and Speech Processing
    The Johns Hopkins University
    309 Barton Hall
    3400 N. Charles Street
    Baltimore, MD-21218

    e-mail:byrne@jhu.edu,
    Fax:(410)-516-5050, Voice:(410)-516-4120 

    Sanjeev Khudanpur, Associate Research Scientist

    Center for Language and Speech Processing
    The Johns Hopkins University
    206 Barton Hall
    3400 N. Charles Street
    Baltimore, MD-21218

    e-mail:sanjeev@clsp.jhu.edu,
    Fax:(410)-516-5050, Voice:(410)-516-7024 

    mail comments to Dimitra Vergyri

    Last modified: Wed Apr 19 16:55:22 EDT 2000