M. Levent Arslan
Address
arslanle@boun.edu.tr
Telephone
Tel: +90 (212) 359 6421
Fax: +90 (212) 287 2465
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Work Experience |
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1998–current Bogazici University Istanbul Associate Professor · Developed a Turkish Text-to-Speech Synthesis System · Developed a Turkish Speech Recognition System |
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2000–current
GVZ Speech Tech.
Inc.
Technical Consultant · Developing a Turkish speech recognition/synthesis system 2000–2001
TUBITAK
Technical Consultant · Building the technical infrastructure for a Speech Laboratory capable of performing subjective listening tests 1998–2000
Sakhr Software
Co.
Technical Consultant · Developed an Arabic Text-to-Speech Synthesis System · The algorithm performance was better than other Arabic synthesis systems (92% vs. 85%). |
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1996–1998
Entropic Research Lab. Member of Technical Staff · Developed a voice conversion system (A patent is issued for this invention US Patent No: 6,615,174) · Developed a 3-D face synthesis system (A patent is issued for this invention US Patent No: 6,449,595) |
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1994–1996
Texas Instruments
Research Engineer · Developed a new speech enhancement technique (A patent is issued for this invention US Patent No: 5,706,395) · Developed a new model for out of vocabulary word rejection in voice dialling systems which reduced the error rate by 50% (A patent is issued for this invention US Patent No: 6,243,677)
1991–1996
Duke
University
Research Assistant · Developed an on-line telephone data collection system · Identified the acoustic attributes of accented speech · Designed a speech recognition system using accent information, which is shown to outperform standard speech recognition systems. |
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Education
· 1993-1996
Ph.D. degree
Duke
University · 1991-1993
M.S. degree
Duke
University · 1986-1991
B.S degree
Bogazici University · 1984-1986
High School Dipl. Fen Lisesi
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Patents
1.
L.M. Arslan, and D. Talkin. “Voice
Conversion System and Methodology’’, Microsoft
Corporation, Issued September 2, 2003.
2.
L.M. Arslan, and D. Talkin. “Face
Synthesis System and Methodology’’, Microsoft Corporation, Issued
September 10, 2002.
3.
L.M. Arslan, A.V. Mccree, and V.R. Viswanathan.
“Adaptive Weiner filtering using line spectral frequencies’’, Texas
Instruments Inc., Issued July 17, 2001.
4.
L.M. Arslan, L.P. Netsch, and P.K. Rajasekaran.
“Method of out of vocabulary word rejection’’, Texas
Instruments Inc., Issued June 5, 2001.
5.
L.M. Arslan, A.V. Mccree, and V.R. Viswanathan.
“Adaptive Weiner filtering using a dynamic suppression factor’’,
Texas Instruments Inc., Issued Jan 6, 1998.
6. L.M. Arslan, and F.Deutsch. “Speech Conversion System and Methodology’’, Voxonic Inc., Filed 2000.
Journal Publications
1.
O.D. Orman and L.M. Arslan.
“Comparison of Frequency Bands in Closed Set Speaker Identification
Performance’’, Text, Speech and Dialogue Proceedings. Lecture
Notes in Artificial Intelligence”, vol. 1902, pp. 314-318, 2000.
2. 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.
3. L.M. Arslan “Speaker Transformation Algorithm using Segmental Codebooks (STASC)’’, Speech Communication Journal, vol. 28, pp. 211-226, June 1999.
4. L.M. Arslan and J.H.L. Hansen “Selective Training for Hidden Markov Model Recognition’’, IEEE Trans. on Speech and Audio Processing, vol.7, No.1, pp. 46-55, January 1999.
5. 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.
6.
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 [Featured paper].
7. 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.
8. 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.
9.
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, number 3, pp. 169-184, May 1995.
10.
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.
Conference Proceedings
1.
O. Turk and L.M. Arslan “Konuşma Terapisine
Yönelik Otomatik Konuşma Tanıma Yöntemleri”, II. Ulusal
Dil ve Konuşma Bozuklukları Kongresi 2004,
2.
O. Turk, O. Sayli, A.S. Ozsoy, and L.M. Arslan “Türkçe'de Ünlülerin Formant Frekans İncelemesi”, 18. Ulusal Dilbilim Kurultayi 2004,
3.
O. Turk and L.M. Arslan “Dayanıklı Konuşmacı
Dönüştürme Yöntemleri”,
SIU 2004,
4. O. Turk and L.M. Arslan “Konuşma Terapisine Yönelik Konuşma Tanıma Yöntemleri”, SIU 2004, Kusadasi, Turkey.
5.
O. Turk and L.M. Arslan “Voice conversion methods for vocal tract and pitch
contour modification”, EUROSPEECH 2003,
6. O. Turk and L.M. Arslan “Subjective Evaluations for Perception of Speaker Identity Through Acoustic Feature ”, EUROSPEECH 2003, Geneva, Switzerland, 2003.
7. O. Turk and L.M. Arslan “Konuşmacı dönüştürme için üç yeni yöntem”, SIU 2003, 398-401, İstanbul, 2003.
8. O. Turk and L.M. Arslan “Konuşmacı kimliği algılanmasında akustik özniteliklerin karşılaştırmalı analizi”, SIU 2003, 394-397, İstanbul, 2003.
9.
O. Turk, O. Sayli, H. Dutagaci and L.M. Arslan “A Sound Source Classification System Based On
Subband Processing” in Proceedings of the 3rd
IEEE Benelux Signal Processing Symposium (SPS-2002),
10.
O. Turk, O. Sayli, H. Dutagaci and L.M. Arslan “A Sound Source Classification System Based On
Subband Processing” in Proceedings of the 7th
International Conference On Spoken Language Processing (ICSLP- 2002),
11. O. Turk, O. Sayli, H. Dutagaci and L.M. Arslan “Alt Bant İşlemeye Dayalı Bir Ses Sınıflandırma Sistemi”, 2002 Sinyal İşleme ve İletişim Uygulamaları Kurultayı (SIU-2002), Denizli, Türkiye, pp. 58-63.
12. H. Dutagaci and L.M. Arslan “Türkçe Konuşma Tanıma için İstatistiksel Dil Modelleri”, 2002 Sinyal İşleme ve İletişim Uygulamaları Kurultayı (SIU-2002), Denizli, Türkiye, pp. 64-69.
13. L.M. Arslan and A. Koç “Gürültülü Ortamlara Dayanıklı Türkçe Sözcük Tanıma”, 2002 Sinyal İşleme ve İletişim Uygulamaları Kurultayı (SIU-2002), Denizli, Türkiye, pp. 70-75.
14. D. Gençağa, L.M. Arslan and A.B. Ertüzün “Konuşma İşaretleri için Gerçek Zamanlı bir Formant Frekans Kestiricisi”, 2002 Sinyal İşleme ve İletişim Uygulamaları Kurultayı (SIU-2002), Denizli, Türkiye, pp. 471-475.
15. H.K. Ekenel and L.M. Arslan “Türkçe Ses Sentezi için Ezgi Modelleri”, 2002 Sinyal İşleme ve İletişim Uygulamaları Kurultayı (SIU-2002), Denizli, Türkiye, pp. 824-829.
16.
M.U. Doğan and L.M. Arslan “TÜBİTAK-TURTEL
Ses Tabanının Ayrık Kelime Tanıma Başarımının Konuşmacı Bazlı
Değerlendirilmesi”, 2002 Sinyal İşleme ve İletişim Uygulamaları Kurultayı
(SIU-2002), Denizli, Türkiye, pp. 830-835.
17. O. Şayli, L.M. Arslan and S. Özsoy “Türkçe Ses Sentezi için Süre Modellemesi”, 2002 Sinyal İşleme ve İletişim Uygulamaları Kurultayı (SIU-2002), Denizli, Türkiye, pp. 841-845.
18. O. Şayli, L.M. Arslan and A.S. Özsoy “Duration Properties of the Turkish Phonemes,” International Conferance on Turkish Linguistics, August 7-9, 2002.
19. O. Turk and L.M. Arslan “Subband Based Voice Conversion” in Proceedings of the 7th International Conference On Spoken Language Processing (ICSLP-2002), Denver, Colorado, USA, Sep. 2002, pp. 289-292.
20.
O. Turk, O. Sayli, H. Dutagaci and L.M.
Arslan “A Sound Source Classification System Based On Subband Processing”
in Proceedings of the 3rd IEEE Benelux Signal Processing Symposium
(SPS-2002), Leuven, Belgium, pp. 61-64, Mar. 2002. 21.
H. Dutagaci and L.M. Arslan
“Comparison of Statistical Language Models for Turkish Speech Recognition” in
Proceedings of the 7th International Conference On
Spoken Language Processing (ICSLP-2002),
Denver, Colorado, USA, Sep. 2002, pp. 729-732.
22. O. Orman and L.M. Arslan “Konuşmacı Tanımayı İnceleyen Yeni Bir Dinleyici Sınaması”, SIU Proc., pp. 116-121, G.Magosa, April 2001.
23.
E. Ormanci, U.H. Nikbay, O. Turk and L.M.
Arslan “Subjective Assessment Of Frequency Bands For Perception Of
Speaker Identity” in Proceedings of the 7th International
Conference On Spoken Language Processing (ICSLP-2002), Denver, Colorado, USA, Sep. 2002, pp. 2581-2584.
24. H. Ozer and L.M. Arslan “LPC İzge Düzgünlüğü ile Konuşma Aktivitesi Tespiti”, SIU Proc., pp. 233-237 G.Magosa, April 2001.
25. U. Yapanel, M.U. Dogan and L.M. Arslan “Türkçe Anahtar Sözcük Yakalama Sistemi için farklı Atık Modellerinin Karşılaştırılması”, SIU Proc., pp. 122-127, G.Magosa, April 2001.
26.
O. Orman and L.M. Arslan
“Frequency Analysis of Speaker Identification”, A Speaker Odyssey: The
Speaker Recognition Workshop, pp. 219-222 27.
V. Çal,
H. Deliç and L.
Arslan, “Reliable Transmission of LPC Speech-Coded
over Fading Channels’’, Proceedings of the International Symposium on
Telecommunications, pp. 430-433,
28. V. Çal, L. Arslan, and H. Deliç “ Error Control for LPC-Coded Speech’’, International Conference on Signal Processing Applications and Technology, Dallas, USA, October 2000.
29.
L.M. Arslan “A new universal language for Speech
Recognition Applications’’, IEEE Proc. ICASSP,
30. O. Orman and L.M. Arslan “ Tümleşik Gauss Modeller ve Vektör Nicemleme Yöntemleriyle Konuşmacı Tanıma’’, Proc. SIU, Antalya, May 2000.
31.
O. Orman and L.M. Arslan
“
Comparison of Frequency Bands in Closed Set Speaker
Identification Performance’’, TSD Proc.,
pp. 314-318,
32.
O. Orman and L.M. Arslan
“ A Comparative Study on Closed Set Speaker
Identification Using RBF Network and Modular Networks’’, Proc. TAINN,
p. 291-296,
33. L.M. Arslan “Türkçe Sürekli Konuşma Tanıma Sisteminin Sayı Tanıma Uygulaması”, Sinyal İşleme ve İletişim Uygulamaları Kurultayı (SIU-1999), Ankara, Türkiye, pp. 64-67.
34. L.M. Arslan “Konuşma Tanıma ve Konuşma Sentezi Uygulamalarında en Uygun Fonetik Dizgenin Otomatik Seçimi”, Sinyal İşleme ve İletişim Uygulamaları Kurultayı (SIU-1999), Denizli, Türkiye, pp. 539-542.
35.
F. M. Galanes, J. Unverferth, L.M. Arslan
and D. Talkin “Generation of lip-synched synthetic
faces from phonetically clustered face movement data’’, AVSP Proceedings,
pp. 191-194.
36.
L.M. Arslan and D. Talkin “3-D Face Point Trajectory Synthesis using an Automatically
derived Visual Phoneme Similarity matrix’’, AVSP Proceedings, pp.
175-180.
37. L.M. Arslan and D. Talkin “Speech Driven 3-D Face Point Trajectory Synthesis Algorithm’’, ICSLP Proceedings, Sydney, Australia, 1998.
38.
L.M. Arslan and D. Talkin. “Speaker Transformation using Sentence HMM based
alignments and detailed prosody
modification’’, IEEE Proc. ICASSP,
39.
L.M. Arslan and D. Talkin. “Voice Conversion by Segmental Codebook Mapping
of Line Spectral Frequencies and Excitation Spectrum’’, EUROSPEECH
Proceedings, vol. 3, pp. 1347-1350, Rhodes 1997.
40.
L.M. Arslan and J.H.L.
Hansen. “A Study of Frequency Characteristics in Foreign Accent’’, IEEE
Proc. ICASSP, vol. 2, pp. 1123-1126,
41. L.M. Arslan and J.H.L. Hansen. “Improved HMM Training and Scoring Strategies’’, IEEE Proc. ICASSP, vol. 2, pp. 589-592, Atlanta, USA, May 1996.
42.
L. Arslan, A. Mccree, and V. Viswanathan.
“New Methods for Adaptive Noise Suppression’’, IEEE
Proc. ICASSP, vol. 1, pp.
812-815,
43. 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, South Australia, April 1994.
44.
J.H.L. Hansen and L.M. Arslan. “Foreign
Accent Classification using Source Generator Based Prosodic Features’’, IEEE
Proc. ICASSP, vol. 1, pp. 836-839,
45.
J.H.L. Hansen, B.D. Womack, L.M. Arslan.
“A Source Generator Based Production Model for Environmental Robustness in
Speech Recognition’’, ICSLP Proceedings, vol. 3, pp 1003-1006,
Technical
Notes 1. O. Sayli, L.M. Arslan “Türkçedeki seslerin süre özellikleri”, DilBilim Araştırmaları, Boğaziçi Üniversitesi Yayınevi, İstanbul, 2003.
2. Ü. Yapanel, L.M. Arslan “Türkçe için Konuşma Tanıma Uygulamaları’’, Elektrik-Elektronik Dergisi, No:8, September 1999.
Awards and Honours
· 13 Patent citations · 33 Science Citation Index citations · · Research
Assistant Fellowship, · Prize
for 22nd place in nationwide university entrance exam in · Technical achievement award at Texas Instruments (1995). · Fellowship,
· IEEE Member · ESCA Member · Reviewer for IEEE Transactions on Speech and Audio Processing. · Reviewer for Speech Communication Journal. · Reviewer for Signal Processing · Reviewer for IEEE Signal Processing Letters · Reviewer
for Journal of Acoustical Society of
Computer Skills
Programming languages: C, C++, Pascal, FORTRAN, PROLOG, HTML, C-Shell, Tcl-Tk Software Packages: MATLAB, ESPS, WAVES, HTK Operating Systems: Unix, Linux, DOS, Windows
Interests Painting, playing the violin, tennis, soccer.
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