Research Publications -@ CSE-IITM

Publications by the members of CSE Department :

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Traffic Modeling and Classification Using Packet Train Length and Packet Train Size.

Dinil Mon Divakaran, Hema A. Murthy, Timothy A. Gonsalves
Appeared in Autonomic Principles of IP Operations and Management, 6th IEEE International Workshop on IP Operations and Management, IPOM 2006, Dublin, Ireland, October 23-25, 2006, Proceedings (IPOM 2006), Lecture Notes in Computer Science, Vol 4268, pp.1-12, Oct 2006.

Detection of Syn Flooding Attacks using Linear Prediction Analysis.

Dinil Mon Divakaran, Hema A. Murthy, Timothy A. Gonsalves
Appeared in 14th IEEE International Conference on Networks, ICON 2006, Singapore, 13-15 September 2006 (ICON 2006), pp.1-6, Sep 2006.

Natural sounding TTS based on syllable-like units.

Samuel Thomas, M. Nageshwara Rao, Hema A. Murthy, Coimbatore S. Ramalingam
Appeared in 14th European Signal Processing Conference, EUSIPCO 2006, Florence, Italy, September 4-8, 2006 (EUSIPCO 2006), pp.1-5, Sep 2006.

Automatic identification of bird calls using Spectral Ensemble Average Voice Prints.

Hemant Tyagi, Rajesh M. Hegde, Hema A. Murthy, Anil Prabhakar
Appeared in 14th European Signal Processing Conference, EUSIPCO 2006, Florence, Italy, September 4-8, 2006 (EUSIPCO 2006), pp.1-5, Sep 2006.

A syllable based continuous speech recognizer for Tamil.

A. Lakshmi, Hema A. Murthy
Appeared in INTERSPEECH 2006 - ICSLP, Ninth International Conference on Spoken Language Processing, Pittsburgh, PA, USA, September 17-21, 2006 (INTERSPEECH 2006), Sep 2006.

Language identification using acoustic log-likelihoods of syllable-like units.

T. Nagarajan, Hema A. Murthy
Appeared in Speech Communication, Vol 48, pp.913-926, 2006.

Speech Processing Using Joint Features Derived from the Modified Group Delay Function.

Rajesh M. Hegde, Hema A. Murthy, G. V. Ramana Rao
Appeared in 2005 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP '05, Philadelphia, Pennsylvania, USA, March 18-23, 2005, pp.541-544, Mar 2005.

Cluster and Intrinsic Dimensionality Analysis of the Modified Group Delay Feature for Speaker Classification.

Rajesh M. Hegde, Hema A. Murthy
Appeared in Neural Information Processing, 11th International Conference, ICONIP 2004, Calcutta, India, November 22-25, 2004, Proceedings (ICONIP 2004), Lecture Notes in Computer Science, Vol 3316, pp.1172-1178, Nov 2004.

Distributed speaker recognition.

Veena Desai, Hema A. Murthy
Appeared in INTERSPEECH 2004 - ICSLP, 8th International Conference on Spoken Language Processing, Jeju Island, Korea, October 4-8, 2004 (INTERSPEECH 2004), Oct 2004.

Continuous speech recognition using joint features derived from the modified group delay function and MFCC.

Rajesh Mahanand Hegde, Hema A. Murthy, Venkata Ramana Rao Gadde
Appeared in INTERSPEECH 2004 - ICSLP, 8th International Conference on Spoken Language Processing, Jeju Island, Korea, October 4-8, 2004 (INTERSPEECH 2004), Oct 2004.

Automatic transcription of continuous speech using unsupervised and incremental training.

L. Sarada Ghadiyaram, Hemalatha Nagarajan, Nagarajan Thangavelu, Hema A. Murthy
Appeared in INTERSPEECH 2004 - ICSLP, 8th International Conference on Spoken Language Processing, Jeju Island, Korea, October 4-8, 2004 (INTERSPEECH 2004), Oct 2004.

A new prosodic phrasing model for indian language telugu.

Nemala Sridhar Krishna, Hema A. Murthy
Appeared in INTERSPEECH 2004 - ICSLP, 8th International Conference on Spoken Language Processing, Jeju Island, Korea, October 4-8, 2004 (INTERSPEECH 2004), Oct 2004.

The modified group delay feature: a new spectral representation of speech.

Hema A. Murthy, Rajesh Mahanand Hegde, Venkata Ramana Rao Gadde
Appeared in INTERSPEECH 2004 - ICSLP, 8th International Conference on Spoken Language Processing, Jeju Island, Korea, October 4-8, 2004 (INTERSPEECH 2004), Oct 2004.

Automatic segmentation and labeling of continuous speech without bootstrapping.

T. Nagarajan, Hema A. Murthy, Hemalatha Hemalatha
Appeared in 2004 12th European Signal Processing Conference, Vienna, Austria, September 6-10, 2004, pp.561-564, Sep 2004.

Duration modeling of Indian languages Hindi and Telugu.

Nemala Sridhar Krishna, Hema A. Murthy
Appeared in Fifth ISCA ITRW on Speech Synthesis, Pittsburgh, PA, USA, June 14-16, 2004, pp.197-202, Jun 2004.

Language identification using parallel syllable-like unit recognition.

Nagarajan Thangavelu, Hema A. Murthy
Appeared in 2004 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2004, Montreal, Quebec, Canada, May 17-21, 2004 (ICASSP 2004), pp.401-404, May 2004.

Application of the modified group delay function to speaker identification and discrimination.

Rajesh M. Hegde, Hema A. Murthy, G. V. Ramana Rao
Appeared in 2004 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2004, Montreal, Quebec, Canada, May 17-21, 2004 (ICASSP 2004), pp.517-520, May 2004.

Automatic segmentation of continuous speech using minimum phase group delay functions.

V. Kamakshi Prasad, T. Nagarajan, Hema A. Murthy
Appeared in Speech Communication, Vol 42, pp.429-446, 2004.

Subband-Based Group Delay Segmentation of Spontaneous Speech into Syllable-Like Units.

T. Nagarajan, Hema A. Murthy
Appeared in EURASIP J. Adv. Sig. Proc., Vol 2004, pp.2614-2625, 2004.

Segmentation of speech into syllable-like units.

T. Nagarajan, Hema A. Murthy, Rajesh M. Hegde
Appeared in 8th European Conference on Speech Communication and Technology, EUROSPEECH 2003 - INTERSPEECH 2003, Geneva, Switzerland, September 1-4, 2003 (EUROSPEECH 2003), Sep 2003.

The modified group delay function and its application to phoneme recognition.

Hema A. Murthy, Venkata Gadde
Appeared in 2003 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP '03, Hong Kong, April 6-10, 2003, pp.68-71, Apr 2003.

Language identification from short segments of speech.

Jyotsana Balleda, Hema A. Murthy, T. Nagarajan
Appeared in Sixth International Conference on Spoken Language Processing, ICSLP 2000 / INTERSPEECH 2000, Beijing, China, October 16-20, 2000 (ICSLP 2000), pp.1033-1036, Oct 2000.

An automatic algorithm for segmenting and labelling a connected digit sequence.

V. Kamakshi Prasad, Hema A. Murthy
Appeared in Sixth International Conference on Spoken Language Processing, ICSLP 2000 / INTERSPEECH 2000, Beijing, China, October 16-20, 2000 (ICSLP 2000), pp.87-90, Oct 2000.

Robust text-independent speaker identification over telephone channels.

Hema A. Murthy, Franoise Beaufays, Larry P. Heck, Mitchel Weintraub
Appeared in IEEE Transactions on Speech and Audio Processing, Vol 7, pp.554-568, 1999.

Transformation of formants for voice conversion using artificial neural networks.

M. Narendranath, Hema A. Murthy, S. Rajendran, B. Yegnanarayana
Appeared in Speech Communication, Vol 16, pp.207-216, 1995.

Pitch extraction from root cepstrum.

Hema A. Murthy
Appeared in The 3rd International Conference on Spoken Language Processing, ICSLP 1994, Yokohama, Japan, September 18-22, 1994 (ICSLP 1994), Sep 1994.

Significance of group delay functions in spectrum estimation.

Bayya Yegnanarayana, Hema A. Murthy
Appeared in IEEE Trans. Signal Process., Vol 40, pp.2281-2289, 1992.

Processing of noisy speech using modified group delay functions.

B. Yegnanarayana, Hema A. Murthy, V. R. Ramachandran
Appeared in 1991 International Conference on Acoustics, Speech, and Signal Processing, ICASSP '91, Toronto, Ontario, Canada, May 14-17, 1991, pp.945-948, May 1991.

Speech processing using group delay functions.

Hema A. Murthy, Bayya Yegnanarayana
Appeared in Signal Process., Vol 22, pp.259-267, 1991.

Formant extraction from group delay function.

Hema A. Murthy, B. Yegnanarayana
Appeared in Speech Communication, Vol 10, pp.209-221, 1991.

Speech enhancement using group delay functions.

B. Yegnanarayana, Hema A. Murthy, V. R. Ramachandran
Appeared in The First International Conference on Spoken Language Processing, ICSLP 1990, Kobe, Japan, November 18-22, 1990 (ICSLP 1990), Nov 1990.

A nonparametric method of formant estimation using group delay spectra.

G. Duncan, B. Yegnanarayana, Hema A. Murthy
Appeared in IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP '89, Glasgow, Scotland, May 23-26, 1989, pp.572-575, May 1989.

Formant extraction from Fourier transform phase.

Hema A. Murthy, K. V. Madhu Murthy, B. Yegnanarayana
Appeared in IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP '89, Glasgow, Scotland, May 23-26, 1989, pp.484-487, May 1989.

Processing of noisy speech using partial phase.

B. Yegnanarayana, K. V. Madhu Murthy, Hema A. Murthy
Appeared in European Conference on Speech Technology, ECST 1987, Edinburgh, Scotland, UK, September 1987 (ECST 1987), pp.1203-1206, Sep 1987.

Reconstruction from Fourier transform phase with applications to speech analysis.

B. Yegnanarayana, S. Tanveer Fathima, Hema A. Murthy
Appeared in IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP '87, Dallas, Texas, USA, April 6-9, 1987, pp.301-304, Apr 1987.

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