Dr. Marek Trawicki
Marek TrawickiMarquette University

Haggerty Hall, 222

MilwaukeeWI53201United States of America
Curriculum Vitae

Adjunct Assistant Professor


P.h.D., 2009, Electrical Engineering, Marquette University

M.S., 2005, Mathematics, Univeristy of Wisconsin - Milwaukee

M.S., 2002, Electrical Engineering, Marquette University

B.S., 2001, Electrical and Computer Engineering, Marquette University  


Research Interests

  • Bioacoustics
  • Machine Learning
  • Mathematical Models
  • Natural Language Processing
  • Pattern Recognition
  • Speech Enhancement
  • Speech Recognition
  • Statistical Signal Processing


Marek B. Trawicki. “Multispecies Discrimination of Whales (Cetaceans) using Hidden Markov Models (HMMs).” Ecological Informatics, DOI: 10.1016/j.ecoinf.2021.101223, March 2021.

Marek B. Trawicki. “Deterministic SEIRS Epidemic Model for Modeling Vital Dynamics, Vaccinations, and Temporary Immunity.” Mathematics, DOI: 10.3390/math5010007, January 2017.

Marek B. Trawicki and Michael T. Johnson. “Multichannel MMSE Wiener Filter using Complex Real and Imaginary Spectral Coefficients for Distributed Microphone Speech Enhancement.” International Journal of Theoretical and Applied Mathematics, volume 2, issue 2, pages 115-120, December 2016.

Marek B. Trawicki and Michael T. Johnson. “Beta-Order Minimum Mean-Square Error Multichannel Spectral Amplitude Estimation for Speech Enhancement.” International Journal of Adaptive Control and Signal Processing, DOI: 10.1002/acs.2533, January 2015.

Marek B. Trawicki and Michael T. Johnson. “Speech Enhancement using Bayesian Estimators of the Perceptually-Motivated Short-Time Spectral Amplitude (STSA) with Chi Speech Priors.” Speech Communication, volume 57, pages 101-113, February 2014.

Marek B. Trawicki and Michael T. Johnson. “Distributed Multichannel Speech Enhancement Based on Perceptually-Motivated Bayesian Estimators of the Spectral Amplitude.” IET Signal Processing, volume 7, issue 4, pages 337-344, June 2013.

Marek B. Trawicki and Michael T. Johnson. “Improvements of the Beta-Order Minimum Mean-Square Error (MMSE) Spectral Amplitude Estimator using Chi Priors.” 13th Annual Conference of the International Speech Communication Association (Interspeech), Portland, OR, September 11, 2012.

Marek B. Trawicki, Michael T. Johnson, An Ji, and Tomasz S. Osiejuk. “Multichannel Speech Recognition using Distributed Microphone Signal Fusion Strategies.” 3rd International Conference on Audio, Language, and Image Processing (ICALIP), Shanghai, China, July 18, 2012.

Marek B. Trawicki and Michael T. Johnson. “Distributed Multichannel Speech Enhancement with Minimum Mean-Square Error Short-Time Spectral Amplitude, Log-Spectral Amplitude, and Spectral Phase Estimation.” Signal Processing, volume 92, issue 2, pages 345-356, February 2012.

Marek B. Trawicki and Michael T. Johnson. “Optimal Distributed Microphone Phase Estimation.” IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Taipei, Taiwan, R.O.C., April 21, 2009.

Honors and Awards

  • GAANN (Graduates Assistance in Areas of National Need) Fellowship, Marquette University, 2005-2009 
  • Thomas K. Ishii Graduate Fellowship, Marquette University, College of Engineering, 2005
  • NSF (National Science Foundation) Research Assistantship, Marquette University, 2005
  • Graduate Alumni Support Award, University of Wisconsin-Milwaukee, Graduate School, 2002