Journal Papers

• Om Deshmukh and Carol Espy-Wilson, "Speech Enhancement Using The Modified Phase Opponency Model", submitted to Journal of Acoustical Society of America.
• Tarun Pruthi, Carol Y. Espy-Wilson and Brad H. Story, Simulation and analysis of nasalized vowels based on MRI data , submitted to the Journal of Acoustical Society of America.
• "The Development and Testing of a Phase-Opponent Noise-Reduction Algorithm", submitted to IEEE Transactions on Speech and Audio Processing.
• Om Deshmukh, Carol Espy-Wilson, Ariel Salomon and Jawahar Singh, "Use of Temporal Information: Detection of the Periodicity and Aperiodicity Profile of Speech", IEEE Transactions on Speech and Audio Processing, Vol. 13 (5), pp. 776-786, Sept. 2005. (paper)
• Zhaoyan Zhang and Carol Espy-Wilson, "A vocal tract model of American English /l/", J. Acoust. Soc. Am., March 2004, pp. 1274-1280. (paper)
• Ariel Salomon, Carol Espy-Wilson and Om Deshmukh, "Detection of Speech Landmarks:  Use of Temporal Information", J. Acoust. Soc. Am., March 2004, pp. 1296-1305. (paper)
• Tarun Pruthi and Carol Y. Espy-Wilson, "Acoustic parameters for automatic detection of nasal manner", Speech Communication, 43(3), pp 225-239, 2004. (paper)
• Michel Jackson, Carol Espy-Wilson, and Suzanne Boyce, "Verifying a vocal tract model with a closed side-branch", J. Acoust. Soc. Am,.June, 2001, pp. 2983-2987. (paper)
• C. Espy-Wilson, S. Boyce, M. Jackson, S. Narayanan and A. Alwan, "Acoustic Modeling of American English /r/", J. Acoust. Soc. Am. July, 2000, pp. 343-356 (paper).
• F. Guenther, C. Espy-Wilson, S. Boyce, M. Matthies, M. Zandipour and J. Perkell, "Articulatory tradeoffs reduce acoustic variability during American English /r/ production", J. Acoust. Soc. Am., May 1999. (paper)
• V. Chari, C. Espy-Wilson, C. Huang, J. MacAuslan, and M. Walsh, ''Improvement of Electrolaryngeal Speech by Adaptive Filtering'', Journal of Speech, Language and Hearing Research Vol. 41, 1253-1264. (paper)
• S. Boyce and Espy-Wilson, ''Coarticulatory Stability in American English /r/'', J. Acoust. Soc. Am.,, June 1997, pp. 3741-3753. (paper)
• V.R. Chari and C. Espy-Wilson, ''Extraction of Formant Frequencies by Adaptive Enhancement of Fourier Spectra'', IEEE Transactions on Speech and Audio Processing, vol.3, pp. 35-39, Jan.1995. (paper)
• C. Espy-Wilson, ''A Feature-Based Approach to Speech Recognition'', J. Acoust. Soc. Am., 96 , pp. 65-72, 1994. (paper)
• Carol Espy-Wilson, ''Acoustic measures for linguistic features distinguishing the semivowels /wjrl/ in American English'', J. Acoust. Soc. Am.,92, pp. 736-751, 1992. (paper)
• C. Espy-Wilson and J. Lim, ''Effects of Additive Noise on Signal Reconstruction from Fourier Transform Phase'', IEEE Transactions on Acoustics, Speech, and Signal Processing , 31 , 1983.

Conference Papers

• Om Deshmukh and Carol Espy-Wilson, "Evaluating the perceptual quality of speech signals enhanced using the Modified Phase Opponency model", submitted to the 152nd meeting of the Acoustical Society of America.
• Om Deshmukh and Carol Espy-Wilson, "Speech Enhancement Using Modified Phase Opponency Model", to appear, ICSLP (Interspeech), Pittsburgh, PA, 2006. (paper)
• Om Deshmukh and Carol Espy-Wilson, "Modified Phase Opponency Based Solution to the Speech Separation Challenge", to appear, ICSLP (Interspeech), Pittsburgh, PA, 2006. (paper)
• Tarun Pruthi and Carol Y. Espy-Wilson, "An MRI based Study of the Acoustic Effects of Sinus Cavities and its Application to Speaker Recognition", to appear, ICSLP (Interspeech), Pittsburgh, PA, 2006. (paper)
• Carol Espy-Wilson, Sandeep Manocha and Srikanth Vishnubhotla, "A New Set of Parameters for Text-Independent Speaker Identification", to appear, ICSLP (Interspeech), Pittsburgh, PA, 2006. (paper)
• Srikanth Vishnubhotla and Carol Espy-Wilson, "Automatic Detection of Irregular Phonation in Continuous Speech", to appear, ICSLP (Interspeech), Pittsburgh, PA, 2006. (paper)
• Tarun Pruthi and Carol Y. Espy-Wilson, "Acoustic parameters for nasality based on a model of the auditory cortex", 151st meeting of the Acoustical Society of America, Providence, Rhode Island, Jun 2006. (poster)
• Om Deshmukh and Carol Espy-Wilson, "Speech Enhancement based on Modified Phase-Opponency Detectors", 150th meeting of the Acoustical Society of America, Minneapolis, Minnesota, 2005. (poster)
• Tarun Pruthi and Carol Y. Espy-Wilson, "Simulating and understanding the effects of velar coupling area on nasalized vowel spectra", 150th meeting of  the Acoustical Society of America, Minneapolis, Minnesota, 2005. Best Student Paper Award. (poster)
• Srikanth Vishnubhotla and Carol Espy-Wilson, "Analysis of Modal and Creaky Voice Quality Variations", 150th meeting of the Acoustical Society of America, Minneapolis, Minnesota, 2005. (poster)
• Om Deshmukh and Carol Espy-Wilson, "Speech Enhancement Using Auditory Phase Opponency Model", in Proceedings of Eurospeech, Lisbon, Portugal, pp. 2117-2120, 2005. (paper), (poster)
• Om Deshmukh, Michael Anzalone, Carol Espy-Wilson and Laurel Carney, "A Noise-Reduction Strategy for Speech based on Phase-Opponency Detectors", 149th meeting of the Acoustical Society of America, Vancouver Canada, 2005, (paper), (poster).
• Om Deshmukh and Carol Espy-Wilson, "A Novel Method for Computation of Periodicity, Aperiodicity and Pitch of Speech Signals", in Proceedings of IEEE ICASSP, 2004, Montreal, Canada, pp. I.117-120. (paper), (poster)
• Tarun Pruthi and Carol Y. Espy-Wilson, "Advances in the acoustic correlates of nasals from analysis of MRI data", 148th meeting of the Acoustical Society of America, New York, May 2004. (poster)
• Om Deshmukh and Carol Espy-Wilson, "Detection of Periodicity and Aperiodicity in Speech Signal Based on Temporal Information ", The 15th International Congress of Phonetic Sciences (ICPhS), Barcelona, Spain, pp. 1365-1368, 2003. (paper)
• Tarun Pruthi and Carol Y. Espy-Wilson, Automatic Classification of Nasals and Semivowels , The 15th International Congress of Phonetic Sciences (ICPhS) 2003, Barcelona, Spain, Aug 2003 (paper)
• Zhaoyan Zhang, Suzanne Boyce, Carol Espy-Wilson, Mark Tiede, "Acoustic Strategies for Production of American English retroflex /r/", The 15th International Congress of Phonetic Sciences (ICPhS) 2003, Barcelona, Spain, Aug 2003 (paper)
• Amit Juneja and Carol Espy-Wilson, "An event-based acoustic-phonetic approach to speech segmentation and E-set recognition", The 15th International Congress of Phonetic Sciences (ICPhS) 2003, Barcelona, Spain, Aug 2003 (paper)
• Om Deshmukh and Carol Espy-Wilson, "A measure of Aperiodicity content in Speech", 145th meeting of the Acoustical Society of America, Nashville, TN, 2003. Best Presentation Award. (poster)
• Om Deshmukh and Carol Espy-Wilson, "A measure of Periodicity and Aperiodicity in Speech", in Proceedings of IEEE ICASSP 2003, Hong Kong, pp. 448-451. (paper)
• Zhaoyan Zhang, Carol Espy-Wilson and Mark Tiede, "Acoustic modeling of American English Lateral Approximants", Eurospeech, 2003, Switzerland. (paper)
• Om Deshmukh, Espy-Wilson, C. and Amit Juneja, "Acoustic-phonetic speech parameters for speaker-independent speech recognition", in Proceedings of IEEE ICASSP 2002, May 13-17, 2002, Orlando, Florida, pp. 593-596. (paper), (poster)
• Amit Juneja, Om Deshmukh and Carol Espy-Wilson, "An Event-Based Acoustic-Phonetic Approach For Speech Segmentation And E-set Recognition", Presented in the Student Forum, IEEE ICASSP 2002. (poster)
• Beth Logan, Pedro Moreno and Om Deshmukh, "Word and Sub-word Indexing Approaches for Reducing the Effects of OOV Queries on Spoken Audio", Human Language Technology Conference (HLT), March 2002, (paper)
• Amit Juneja. and Carol Espy-Wilson, "Segmentation of continuous speech using acoustic-phonetic parameters and statistical learning", ICONIP 2002, Singapore, November 18-22, 2002. (paper)
• Om Deshmukh, Carol Espy-Wilson and Ariel Salomon "Robust speech event detection using strictly temporal information.", 141st meeting of the Acoustical Society of America, Chicago, IL, 2001. Best Presentation Award (poster)
• Suzanne Boyce and Carol Espy-Wilson, "Reading Tongue Configuration for /r/ from Acoustic Data, American", Speech-Language-Hearing Association, Nov. 2000, Washington DC.
• Harriet Fell, Linda Ferrier, Carol Espy-Wilson, Susan Worst, Eric Craft, Karen Chenausky, Joel MacAuslen and Glenna Hennessey, "Automatic Analysis of Infant Babbling in EVA, the Early Vocalization Analyzer",  American Speech-Language-Hearing Association, Nov. 2000, Washington DC.
• Kun Xia and Carol Espy-Wilson, "A New Formant Tracking Algorithm based on Dynamic Programming", ICSLP, Oct. 2000, Beijing China pp. III55-58. (paper)
• Ariel Salomon and Carol Espy-Wilson, "Automatic Detection of Speech Landmarks from Temporal Cues", ICSLP, Oct. 2000, Beijing China, pp. III762-765. (paper)
• Carol Y. Espy-Wilson and Suzanne E. Boyce, "The Role of F4 in Determining Tongue Shape for American English /r/", 137the Meeting of the Acoustical Society of America, March 1999.
• Carol Espy-Wilson and Suzanne Boyce, "A Simple Tube Model for American English /r/", Proceedings of International Congress of Phonetic Sciences (ICPhS), August, 1999, San Francisco, CA,  pp. 2137-2140. (paper)
• C. Espy-Wilson, P. Demirel, K. Ma and J. MacAuslan, "Using a Natural Excitation Signal to Improve Artificial Larynx Speech", Eurospeech 99. (paper)
• Salomon and Carol Espy-Wilson, "Automatic Detection of Manner Events for a Knowledge-based Speech Signal Representation",  Proc.of Eurospeech, Sept. 1999, Budapest Hungary, pp. 2797-2800. (paper)
• Carol Espy-Wilson, Shrikanth Narayanan, Suzanne Boyce and Abeer Alwan "Acoustic modeling of American English /r/'', Proceedings of Eurospeech , Patras, Greece, September 1997, pp. 393-396. (paper)
• Carol Espy-Wilson and Nabil Bitar, "The Design of Acoustic Parameters for Speaker-Independent Speech Recognition'', Proceedings of Eurospeech , Patras, Greece, September 1997, pp. 1239-1242. (paper)
• Nabil Bitar and Carol Espy-Wilson, "A Knowledge-Based Signal Representation for Speech Recognition'', Proceedings of the IEEE ICASSP, pp. 29-32, Atlanta, GA, May 1996. (paper)
• Suzanne Boyce and Carol Espy-Wilson, "Coarticulatory stability of American English /r/'', International Conference on Spoken Language Processing (ICSLP), pp.1577-1580, Philadelphia, PA., October 1996. (paper)
• Nabil Bitar and Carol Espy-Wilson, "`A Signal Representation of Speech Based on Phonetic Features'', Proc. of the 1995 IEEE Dual-Use Technologies & Applications Conference, May 22-25, SUNY Inst. of Tech., Utica/Rome, 1995. (paper)
• Nabil Bitar, Carol Espy-Wilson, Hamid Nawab, and Ramamurthy Mani "Issues in Feature-Based Recognition of Speech Mixed with Impulsive Sounds'', IJCAI-95 Workshop on Computational Auditory Scene Analysis, Montreal, Canada, August 19-20, 1995. (paper)
• Nabil Bitar, Carol Espy-Wilson, Ramamurthy Mani, and Hamid Nawab, "Knowledge-Based Analysis of Speech Mixed with Sporadic Environmental Sounds'', IJCAI-95 Workshops on Computational Auditory Scene Analysis, Montreal, Canada, August 1995. (paper)
• Carol Espy-Wilson and Nabil Bitar, "Speech Parameterization Based on Phonetic Features: application to speech recognition'', Eurospeech 95, Madrid, Spain, September 1995. (paper)
• Carol Espy-Wilson and Nabil Bitar, "Knowledge-Based vs. Cepstral-Based Parameters for Broad-Class HMM Speech Recognition'', Proc. of the IEEE Workshop on Speech Recognition, pp. 203-204 Snowbird, Utah, December, 1995. (paper)
• Nabil Bitar, "A Feature-Based Broad Speech Classifier'', Conference of the Acoustical Society of America, Boston, June 1994.
• Nabil Bitar, Ramamurthy Mani, Carol Espy-Wilson and Hamid Nawab, "Issues in Feature-Based Recognition of Speech Mixed with Impulsive Sounds'', Conference of the Acoustical Society of America, Boston, June 1994.
• Nabil Bitar and Armen Balian, "Strident-Feature Extraction in English Fricatives'', Conference of the Acoustical Society of America, Ottawa, May 1993.
• Armen Balian and Nabil Bitar, "Methods for Separating Adjacent Sounds with the Same Manner of Articulation'', Conference of the Acoustical Society of America, Ottawa, May 1993.
• Suzanne Boyce and Carol Espy-Wilson, "Coarticulatory Stability in American English /r/s'', Speech Communication Group Working Papers, Vol. IX, pp. 80-93 Research Laboratory of Electronics, MIT, Cambridge, MA, December 1993.
• Carol Espy-Wilson, "Consistency in /r/ trajectories in American English", 12th International Congress of Phonetic Sciences (ICPhS), Aix En Provence, France, pp. 370-373, August 1991 (paper)
• Carol Espy-Wilson, "A Semivowel Recognition System'', 11th Eleventh International Congress of Phonetic Sciences, Tallinn, Estonia, U.S.S.R., pp. 403-406. August 1987 (paper)
• Carol Espy-Wilson, "An Acoustic Phonetic Approach to Speech Recognition: Application to the Semivowels'', RLE Technical Report 531, 1987.
• Carol Espy-Wilson, "A Phonetically Based Semivowel Recognition System'', Proceedings of the IEEE ICASSP, Tokyo, Japan, pp. 2775-2778, April 1986. (paper)
• Espy and J. Lim, "Effects of Noise on Signal Reconstruction from Fourier Transform Phase'', Proceedings of the IEEE ICASSP, Paris, France, pp. 1833-1836, May 1982. (paper)

Undergraduate Research and Other Research Posters

• Om Deshmukh, Amit Juneja, Carol Espy-Wilson, "Synergy of Acoustic-Phonetics and Peripheral Auditory Modeling Towards Robust Speech Recognition ", TECH 2004, University of Maryland, College Park. (slides)
• Tarun Pruthi and Carol Y. Espy-Wilson, Acoustic parameters for automatic detection of nasal manner , TECH 2004, University of Maryland, College Park. (slides).
• Om Deshmukh and Carol Espy-Wilson, "Detection of the Periodicity and Aperiodicity Profile and Pitch of Speech Signals using Temporal Cues.", TECH 2003, University of Maryland, College Park. (slides)
• Tarun Pruthi and Carol Y. Espy-Wilson, Automatic Classification of Nasals and Semivowels , TECH 2003, University of Maryland, College Park. (slides)
• Om Deshmukh, Amit Juneja and Carol Espy-Wilson, "Acoustic-Phonetic Speech Parameters for Speaker-Independent Speech Recognition.", TECH 2002, University of Maryland, College Park. (slides)
• Om Deshmukh, Carol Espy-Wilson, "Detection of Periodicity, Pitch and Aperiodicity in Speech Signals Using Strictly Temporal Cues.", TECH 2002, University of Maryland, College Park. (slides)

Theses and Reports

• Sandeep Manocha, Master’s Thesis, "Robust Voice Mining Techniques for Telephone Conversations", 2006 (thesis) (slides)
• Tarun Pruthi, "Analysis, vocal-tract modeling and automatic detection of vowel nasalization", PhD Proposal, Feb 17, 2006. (slides)
• Tarun Pruthi, "Computational auditory scene analysis", Independent study report, May 2002 (report)
• Nabil Bitar, Ph.D. Thesis, "Acoustic modeling of speech based on phonetic features'', Recipient of GRS Travel Award
• Demetri Paneras, Ph.D. Thesis, "Lexical Access based on phonetic features'', Recipient of GRS Travel Award
• Deborah Schwartz, Master’s Thesis, "Signal Processing Algorithms for Electrolaryngeal Speech Enhancement", 1996
• Neeraj Deshmukh, Master’s Thesis, "A Strategy for Acoustic Modeling to Increase Efficiency of HG'', 1995
• Kazuhito Niimi, Bachelor’s Thesis, ''Automatic classification of stop consonants'', 1994
• Armen Balien, Bachelor’s Thesis, "Automatic Detection of Acoustic Properties that Separate Adjacent Sounds with the Same Manner of Articulation'', 1993
• Stephanie Zierten, Bachelor’s Thesis, "Automatic Detection of Place of Articulation in Stop Consonants'', 1993
• Venkatesh Chari, Master’s Thesis, "Extraction of Formant Frequencies by Adaptive Enhancement of Fourier Spectra'', 1992
• Vinay Chandra, Bachelor’s Thesis, "Automatic Discrimination of Strident and Nonstrident Fricatives'', 1992
• Tamer Onat, Master’s Thesis, "Vowel recognition using neural networks and phonetic features'', 1992
• Jack McLaughlin, Master’s Thesis, "Extraction of the glottal waveform using inverse filtering'', 1992
• Kenneth Grimes, Master’s Thesis, Formant estimation of vowels using Critical-band Filtering'', 1992
• Valerie Padilla, Bachelor’s Thesis, "Detecting linguistic features for use in a speech recognition system'', 1991
• Carla Valera, "Common Features of Devoiced Semivowels''