http://hamlin.cc.boun.edu.tr/~arslanle/levar2.jpgLevent M. Arslan
Bogazici University Department of Electrical and Electronics Engineering

Areas of interest:

 

  

Courses Taught this semester


Freely Available software


Speech Enhancement Demo on Ataturk's Voice


Turkish Text-to-Speech System Output

There is no intonation model yet. This is the first prototype example.


Email
arslanle@boun.edu.tr
Postal Mail
Bogazici University
Electrical and Electronics Engineering Department
Bebek, 34342, Istanbul, TURKEY
Phone
+90 (212) 359 64 21
FAX
+90 (212) 287 24 65

Education

High School Diploma, Ankara Fen Lisesi., Turkey, 1986
B.S. in Electrical Engineering, Bogazici University., Turkey, 1991

Senior Project: "Edge Detection Using Linear Prediction Methods"
M.S. in Electrical Engineering, Duke University, USA, 1993.

M.S. Thesis title: "Markov Model Based Phoneme Class Partitioning for Improved Iterative Speech Enhancement"
Ph.D. in Electrical Engineering, Duke University, USA, 1996.

Ph.D. Thesis title: "Foreign Accent Classification in American English"


Journal Publications

L.M. Arslan and D. Talkin Codebook Based Face Point Trajectory Synthesis Algorithm using Speech Input

Speech Communication Journal , vol.27, No.2, pp. 81-93, March 1999.

L.M. Arslan and J.H.L. Hansen Selective Training for Hidden Markov Models

IEEE Trans. on Speech and Audio Processing , vol.7, No.1, pp. 46-55, January 1999.

L.M. Arslan and J.H.L. Hansen Likelihood Decision Boundary Estimation Between HMM Pairs in Speech Recognition

IEEE Trans. on Speech and Audio Processing , vol. 6, no. 4, July 1998.

L.M. Arslan and J.H.L. Hansen A Study of Temporal Features and Frequency Characteristics in American English Foreign Accent

Journal of Acoust. Soc. of America, vol.102, No.1, pp. 28-40, July 1997

(appeared as featured article).

L.M. Arslan and J.H.L. Hansen Speech Enhancement for Cross-Talk Interference

IEEE Signal Processing Letters, vol.4, No.4, pp. 92-95, April 1997.

L.M. Arslan and J.H.L. Hansen Language Accent Classification in American English

Speech Communication Journal, vol.18, No.4, pp. 353-367, August 1996.

J.H.L. Hansen and L.M. Arslan Robust Feature-Estimation and Objective Quality Assessment for Noisy Speech Recognition using the Credit Card Corpus,

IEEE Trans. on Speech and Audio Processing, vol.3, No.3, pp. 169-184, May 1995.

J.H.L. Hansen and L.M. Arslan Markov Model Based Phoneme Class Partitioning for Improved Constrained Iterative Speech Enhancement

IEEE Trans. on Speech and Audio Processing, vol.3, No.1, pp. 98-104, January 1995.

L.M. Arslan Speaker Transformation Algorithm using Segmental Codebooks (STASC)

accepted to Speech Communication Journal , (February 1999).

Peer Reviewed Conference Publications

L.M. Arslan and D. Talkin Speech Driven 3-D Face Point Trajectory Synthesis Algorithm

ICSLP Proceedings, Sydney, Australia, November 1998.

L.M. Arslan and D. Talkin 3-D Face Point Trajectory Synthesis using an Automatically derived Visual Phoneme Similarity matrix

AVSP Proceedings, Terrigal, Australia, December 1998.

F. Galanes, J. Unverferth, L.M. Arslan and D. Talkin Generation of lip-synched synthetic faces from phonetically clustered face movement data

AVSP Proceedings, Terrigal, Australia, December 1998.

L.M. Arslan and D. Talkin Speaker Transformation using Sentence HMM Based Alignments and Detailed Prosody Modification

IEEE Proc. ICASSP, Seattle, USA, May 1998.

L.M. Arslan and D. Talkin Voice Conversion by Codebook Mapping of Line Spectral Frequencies and Excitation Spectrum

EUROSPEECH Proceedings, Rhodes, Greece, September 1997.

L.M. Arslan and J.H.L. Hansen A Study of Frequency Characteristics in Foreign Accent

IEEE Proc. ICASSP, Munich, Germany, April 1997.

L.M. Arslan and J.H.L. Hansen Improved HMM Training and Scoring Strategies with Application to Accent Classification

IEEE Proc. ICASSP, vol.2, pp. 589-592, Atlanta, USA, May 1996 .

L.M. Arslan and J.H.L. Hansen New Methods for Adaptive Noise Suppression

IEEE Proc. ICASSP vol.1, pp. 812-815, Detroit, USA, May 1995.

L.M. Arslan and J.H.L. Hansen Foreign Accent Classification using Source Generator Based Prosodic Features

IEEE Proc. ICASSP vol.1, pp. 836-839, Detroit, USA, May 1995.

L.M. Arslan and J.H.L. Hansen A Minimum Cost Based Phoneme Class Detector for Improved Iterative Speech Enhancement

IEEE Proc. ICASSP vol.2, pp. 045-048, Adelaide, Australia, April 1994.

J.H.L. Hansen, B. Womack and L.M. Arslan A Source Generator Based Production Model for Environmental Robustness in Speech Recognition

ICSLP Proceedings, vol.3, pp. 1003-1006, Yokohama, Japan, September 1994.


Patents

Speech Conversion System and Methodology

L.M. Arslan, F. Deutsch. Filed 2005.

Adaptive Weiner filtering using line spectral frequencies

L.M. Arslan, A. Mccree, and V. Viswanathan. Texas Instruments Inc., Issued July 17, 2001. Patent No: US 6,263,307.

Adaptive Weiner filtering using a dynamic suppression factor

L.M. Arslan, A. Mccree, and V. Viswanathan. Issued Jan 6, 1998. US Patent No: 5706395.

Speaker-Dependent Garbage Models for Out of Vocabulary Word Rejection

L.M. Arslan, L. Netsch, and Raja Rajasekaran. Texas Instruments Inc., Issued June 5, 2001. Patent No: US 6,243,677.

Voice Conversion by Segmental Codebook Mapping of Line Spectral Frequencies and Excitation

L.M. Arslan, and D. Talkin. Microsoft Corporation, Issued September 2, 2003. Patent No: US 6,615,174.

3-D Face Point Trajectory Synthesis

L.M. Arslan, and D. Talkin. Microsoft Corporation, Issued      September 10, 2002. Patent No: US 6,449,595.


Industrial Experience:

·         R&D Director: Sestek Speech Technologies Inc., Istanbul, Turkey, 2000-present

·         Technical Consultant: Sakhr Software Co., Cairo, Egypt, 1998-2000

·         Member of Technical Staff: Entropic Research Lab, Washington, DC, USA, 1996-1998

·         Research Intern: Texas Instruments SISL Lab., Dallas, TX, USA, Summer 1995

·         Research Intern: Texas Instruments SISL Lab., Dallas, TX, USA, Summer 1994


Awards and Honors

·         Mustafa Parlar Technology Incentive Award

·         TTGV Thesis Advisor Award for Industrial Practice

·         Award for technical excellence at Texas Instruments (1995)

·         Teaching Assistant Fellowship, Duke University (1991 - 1992)

·         Research Assistant Fellowship, Duke University (1992 - 1996)

·         Fellowship, Sabanci Foundation, Turkey (1986 - 1991)

·         Reviewer for IEEE Transactions on Speech and Audio Proc.

·         Reviewer for IEEE Signal Processing Letters.

·         Reviewer for Speech Communication Journal.

·         Reviewer for Signal Processing Journal.

Hobbies

·         Playing Soccer, Tennis, Voleyball

·         Painting

·         Playing the Violin

For more information please send e-mail to arslanle@boun.edu.tr,