SIPLAB @ IITH

"A phonetic engine for Indian languages," in Proc.International Conference on Natural Language Processing, Hyderabad, India, Dec. 2009

B. Yegnanarayana, K. Sri Rama Murty, S. V. Gangashetty, S. Rajendran, N. Dhananjaya and S. Guruprasa

Conf Publications

"Analysis of laugh signals for detecting in continuous speech," in Proc Interspeech - 2009, Brighton, UK, Sep. 6-10, 2009

K S Kumar, M S H Reddy, K Sri Rama Murty and B Yegnanarayana

Conf Publications

"Analysis of phase spectrum of speech signals using allpass modeling," IEEE/ACM Transactions on Audio, Speech, and Language Processing, vol. 23, no. 12, pp. 2371-2383, 2015

Karthika Vijayan and K Sri Rama Murty

Journal

"Characterization of glottal activity from speech signals," IEEE Signal Processing Letters, vol. 16, no. 6, pp. 469-472, Jun. 2009

K. Sri Rama Murty, B. Yegnanarayana and M. Anand Joseph

Journal

"Combining evidence from residual phase and MFCC features for speaker recognition,'' IEEE Signal Processing Letters, vol. 13, no. 1, pp. 52-56, Jan 2006

K. Sri Rama Murty and B. Yegnanarayana

Journal

"Detection of instants of glottal closure using characteristics of excitation source” in Proc. Interspeech - 2007, Antwerp, Belgium, Aug. 2007

S. Guruprasad, B. Yegnanarayana, K. Sri Rama Murty

Conf Publications

"Determining Number of Speakers from Multispeaker Speech Signals using Excitation Source Information," IEEE Signal Processing Letters, vol. 14, no. 7, Jul 2007

R. Kumara Swamy, K. Sri Rama Murty and B. Yegnanarayana

Journal

"Epoch Extraction by Phase Modelling of Speech Signals," Circuits, Systems, and Signal Processing, vol. 35, no. 7, pp. 2584-2609, July 2016

Karthika Vijayan and K Sri Rama Murty

Journal

"Features for speaker and language identification," in Odyssey-The Speaker and Language Recognition Workshop, Toledo, Spain, Jun 2004,

L. Mary, K. Sri Rama Murty, S. R. M. Prasanna and B. Yegnanarayana

Conf Publications

"Identification of sloshing noises using convolutional neural network," Journal of Acoustical Soceity

G Siva Teja, C Saurav Vara Prasad, B Venkatesham and K Sri Rama Murty

Journal

"Neural network models for extracting complementary speaker-specific information from residual phase", inInternational Conference on Intelligent Sensing and Information Processing, Chennai, India, Jan 2005

K. Sri Rama Murty, S. R. M. Prasanna and B. Yegnanarayana

Conf Publications

"Significance of analytic phase of speech signals in speaker verification," Speech Communication (Elsevier), Jun. 2016

Karthika Vijayan, P R Reddy and K Sri Rama Murty

Journal

"Speaker recognition via sparse representations using orthogonal matching pursuit," accepted for presentation at ICASSP - 2012

B. Vivek and K. Sri Rama Murty

Conf Publications

"Speaker-specific information from residual phase,'' in International Conference on Signal Processing and Communications, Bangalore, India, Dec 2004

K. Sri Rama Murty, S. R. M. Prasanna and B. Yegnanarayana

Conf Publications

"Unsupervised Speech Signal to Symbol Transformation for Language Identification," Circuits, Systems and Signal Processing, 39, 5169–5197 (2020)

Shekhar Nayak, Saurabchand Bhati and K Sri Rama Murty

Journal

"Unsupervised Universal Attribute Modeling for Human Action Recognition," IEEE Trans. Multimedia, vol. 21, no. 7, pp. 1672-1680, July 2019

Debaditya Roy, K Sri Rama Murty and C Krishna Mohan

Journal

A New Approach for Robust Replay Spoof Detection in ASV Systems, in Proc. IEEE Global Conference on Signal and Information Processing (GlobalSIP)

B Shaik Mohammad Rafi and K Sri Rama Murty

Conf Publications

Action Recognition Based on Discrminative Emdedding of Actions using Siamese Networks," in Proc. of IEEE International Conference on Image Processing

Debaditya Roy, C Krishna Mohan and K Sri Rama Murty

Conf Publications

Action-Vectors: Unsupervised Movement Modeling for Action Recognition,", in Proc. IEEE International Conference on Acoustics, Speech and Signal Processing

Debaditya Roy, K. Sri Rama Murty and C. Krishna Mohan

Conf Publications

Allpass modeling of phase spectrum of speech signals for formant tracking accepted for publication in Proc. 11th annual conference of Asia-Pacific Signal and Information Processing Association

Karthika Vijayan, K Sri Rama Murty and Haizhou Li

Conf Publications

Allpass modelling of Fourier phase for speaker verification”, in ODYSSEY

Karthika Vijayan, Vinay Kumar and K. Sri Rama Murty

Conf Publications

An Investigation into Instantaneous Frequency Estimation Methods for Improved Speech Recognition Features, in Proc. IEEE Global Conference on Signal and Information Processing

Shekhar Nayak, Saurabhchand Bhati and K Sri Rama Murty

Conf Publications

Analysis of features from analytic representation of speech using MP-ABX Measures, in Proc. Interspeech

P R Reddy, Karthika Vijayan and K Sri Rama Murty

Conf Publications

Attention-Based Phonetic Convolutional Recurrent Neural Networks for Language Identification," in Proc. National Conference on Communications (NCC)

G Ramesh, V Venkatesh and K Sri Rama Murty

Conf Publications

Comparative study of spectral mapping techniques for enhancement of throat microphone speech”, in Twentieth National Conference on Communications

Karthika Vijayan and K. Sri Rama Murty

Conf Publications

Epoch extraction from allpass residual estimated using orthogonal matching pursuit, in International Conference on Signal Processing and Communications

Karthika Vijayan and K. Sri Rama Murty

Conf Publications

Epoch extraction from allpass residual of speech signals,” in IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)

Karthika Vijayan and K. Sri Rama Murty

Conf Publications

Estimation of allpass transfer functions by introducing sparsity constraints to particle swarm optimization, in Twentieth National Conference on Communications

Karthika Vijayan and K. Sri Rama Murty

Conf Publications

Experimental studies on effect of speaking mode on spoken term detection, in Proc. Twenty First National Conference on Communications

K Rout, P R Reddy and K Sri Rama Murty,

Conf Publications

Feature extraction from analytic phase of speech signals for speaker verification, in INTERSPEECH

Karthika Vijayan, Vinay Kumar and K. Sri Rama Murty

Conf Publications

Feature section using deep neural networks, in Proc. International Joint Conference on Neural Networks

Debaditya Roy, K Sri Rama Murty and C Krishna Mohan

Conf Publications

IITG-Indigo System for NIST 2016 SRE Challenge in Proc. Interspeech

Nagendra kumar, Rohan Kumar Das, Sarfaraz Jelil, Dhanush B K, Harish Kashyap, Sri Rama Murty Kodukul

Conf Publications

Importance of analytic phase of speech signal for detecting replay attacks in automatic speaker verification systems,” in Proc. of IEEE conference on audio speech and signal processing, ICASSP

Mohammad Rafi and K Sri Rama Murty

Conf Publications

Instantaneous Frequency Features for Noise Robust Speech Recognition," in Proc. National Conference on Communications

Shekhar Nayak, B Shashank Dhar, Saurabhchand Bhati, K Bramhendra

Conf Publications

Instantaneous Frequency Filter-Bank Features for Low Resource Speech Recognition Using Deep Recurrent Architectures in Proc. National Conference on Communications

Shekhar Nayak, C Shiva Kumar and K Sri Rama Murty

Conf Publications

Novel speech duration modifier for packet based communication system, in Proc. INTERSPEECH

S K Mani, J K Dhiman and K Sri Rama Murty

Conf Publications

Onset Detection of Tabla Strokes using LP Analysis," in Proc. International Conference on Signal Processing and Communications

Gowriprasad R and K Sri Rama Murty

Conf Publications

Phoneme based Embedded Segmental K-Means for Unsupervised Term Discovery, in Proc. International Conf. on Acoustics, Speech and Signal Processing (ICASSP)

Saurabhchand Bhati, Herman Kamper and K Sri Rama Murty

Conf Publications

Prosody Modification using Allpass Residual of Speech Signals, in Proc. Interspeech

Karthika Vijayan and K. Sri Rama Murty

Conf Publications

Query word retrieval from continuous speech using GMM posteriorgrams, in Proc. International Conference on Signal Processing and Communications

PR Reddy, K Rout and K Sri Rama Murty

Conf Publications

Self Attentive Context dependent Speaker Embedding for Speaker Verification National Conference on Communications

S. Sankala, B. S. Mohammad Rafi and K Sri Rama Murty

Conf Publications

Self-supervised Phonotactic Representations for Language Identification," In Proc. Interspeech

G Ramesh, V Venkatesh and K Sri Rama Murty

Conf Publications

Significance of Phase in DNN based speech enhancement algorithms in National Conference on Communications

P. S. Rani, S. Andhavarapu and K Sri Rama Murty

Conf Publications

Speaker Embedding Extraction with Virtual Phonetic Information, IEEE Global Conference on Signal and Information Processing (GlobalSIP)

S. Sreekanth, S. M. Rafi B, K. Sri Rama Murty and S. Bhati

Conf Publications

Speech Source Separation using ICA in Constant Q Transform Domain, in Proc. Interspeech

DVLN Dhiraj Sai, K S Kishor and K Sri Rama Murty

Conf Publications

Tabla Gharana Recognition from Audio music recordings of Tabla Solo performances," in Proc. International Society for Music Information Retrieval Conference

Gowri Prasad R, V Venkatesh, Hema A Murthy, and K Sri Rama Murty

Conf Publications

Unsupervised Acoustic Segmentation and Clustering using Siamese Network Embeddings, in Proc. Interspeech

Saurabhchand Bhati, Shekhar Nayak, K Sri Rama Murty and Najim Dehak

Conf Publications

Unsupervised Speech Signal to Symbol Transformation for Zero Resource Speech Applications, in Proc. Interspeech

Saurabhchand Bhati, Shekhar Nayak and Sri Rama Murty Kodukula

Conf Publications

Unsupervised Spoken Word Retrieval using Gaussian-Bernoulli Restricted Boltzmann Machines, in Proc. INTERSPEECH

PR Reddy, S Nayak and K Sri Rama Murty

Conf Publications

Virtual Phone Discovery for Speech Synthesis Without Text, IEEE Global Conference on Signal and Information Processing (GlobalSIP)

S. Nayak, C. S. Kumar, G. Ramesh, S. Bhati and K. Sri Rama Murty

Conf Publications

Zero resource speaking rate estimation from change-point detection of syllable-like units,” in Proc. of IEEE conference on audio speech and signal processing, ICASSP - 2019

Shekhar Nayak, S Bhati and K Sri Rama Murty

Conf Publications

“Allpass modeling of LP residual for speaker recognition”, in International Conference on Signal Processing and Communications (SPCOM), July 2012,

K. Sri Rama Murty, V. Boominathan and Karthika Vijayan

Conf Publications

“Analysis of stop consonants in Indian languages using excitation source information in speech signal,” in Proc. ISCA-ITRW Workshop on Speech Analysis and Processing for Knowledge Discovery, Aalborg university, Denmark, Jun. 4-6, 2008

B. Yegnanarayana, K. Sri Rama Murty and S. Rajendran

Conf Publications

“Determining mixing parameters from multispeaker data using speech-specific information,” IEEE Trans. Audio, Speech, Lang. Process, vol. 17, no. 6, pp. 1196 -1207 Aug. 2009

B. Yegnanarayana, R. K. Swamy and K. Sri Rama Murty

Journal

“Efficient representation of throat microphone speech,” in Proc. Interspeech - 2008, Brisbane, Australia, Sep. 22-26, 2008

K. Sri Rama Murty, S. Khurana, Y. U. Itankar, M. R.Kesheorey and B. Yegnanarayana

Conf Publications

“Epoch extraction from speech signals,” IEEE Trans. Audio, Speech, Lang. Process., Vol. 16, no. 8, pp. 1602–1613, Nov.2008

K. Sri Rama Murty and B. Yegnanarayana

Journal

“Event-based instantaneous fundamental frequency estimation from speech signals,” IEEE Trans. Audio, Speech, Lang. Process, vol. 17, no. 4, pp. 1558-7916, May 2009

B. Yegnanarayana and K. Sri Rama Murty

Journal

“Event-based interpretation of HMM state sequences for speech analysis,” in Proc. Managing Complexity in Distributed World, MCDES-2008, Bangalore, India, May 2008

K. Sri Rama Murty, B. Yegnanarayana

Conf Publications

“Voice activity detection in degraded speech using excitation source information,” in Proc. Interspeech - 2007, Antwerp, Belgium

K. Sri Rama Murty, B. Yegnanarayana, and S. Guruprasad

Conf Publications

Our Publications

"A phonetic engine for Indian languages," in Proc.International Conference on Natural Language Processing, Hyderabad, India, Dec. 2009

"Analysis of laugh signals for detecting in continuous speech," in Proc Interspeech - 2009, Brighton, UK, Sep. 6-10, 2009

"Analysis of phase spectrum of speech signals using allpass modeling," IEEE/ACM Transactions on Audio, Speech, and Language Processing, vol. 23, no. 12, pp. 2371-2383, 2015

"Characterization of glottal activity from speech signals," IEEE Signal Processing Letters, vol. 16, no. 6, pp. 469-472, Jun. 2009

"Combining evidence from residual phase and MFCC features for speaker recognition,'' IEEE Signal Processing Letters, vol. 13, no. 1, pp. 52-56, Jan 2006

"Detection of instants of glottal closure using characteristics of excitation source” in Proc. Interspeech - 2007, Antwerp, Belgium, Aug. 2007

"Determining Number of Speakers from Multispeaker Speech Signals using Excitation Source Information," IEEE Signal Processing Letters, vol. 14, no. 7, Jul 2007

"Epoch Extraction by Phase Modelling of Speech Signals," Circuits, Systems, and Signal Processing, vol. 35, no. 7, pp. 2584-2609, July 2016

"Features for speaker and language identification," in Odyssey-The Speaker and Language Recognition Workshop, Toledo, Spain, Jun 2004,

"Identification of sloshing noises using convolutional neural network," Journal of Acoustical Soceity

"Neural network models for extracting complementary speaker-specific information from residual phase", inInternational Conference on Intelligent Sensing and Information Processing, Chennai, India, Jan 2005

"Significance of analytic phase of speech signals in speaker verification," Speech Communication (Elsevier), Jun. 2016

"Speaker recognition via sparse representations using orthogonal matching pursuit," accepted for presentation at ICASSP - 2012

"Speaker-specific information from residual phase,'' in International Conference on Signal Processing and Communications, Bangalore, India, Dec 2004

"Unsupervised Speech Signal to Symbol Transformation for Language Identification," Circuits, Systems and Signal Processing, 39, 5169–5197 (2020)

"Unsupervised Universal Attribute Modeling for Human Action Recognition," IEEE Trans. Multimedia, vol. 21, no. 7, pp. 1672-1680, July 2019

A New Approach for Robust Replay Spoof Detection in ASV Systems, in Proc. IEEE Global Conference on Signal and Information Processing (GlobalSIP)

Action Recognition Based on Discrminative Emdedding of Actions using Siamese Networks," in Proc. of IEEE International Conference on Image Processing

Action-Vectors: Unsupervised Movement Modeling for Action Recognition,", in Proc. IEEE International Conference on Acoustics, Speech and Signal Processing

Allpass modeling of phase spectrum of speech signals for formant tracking accepted for publication in Proc. 11th annual conference of Asia-Pacific Signal and Information Processing Association

Allpass modelling of Fourier phase for speaker verification”, in ODYSSEY

An Investigation into Instantaneous Frequency Estimation Methods for Improved Speech Recognition Features, in Proc. IEEE Global Conference on Signal and Information Processing

Analysis of features from analytic representation of speech using MP-ABX Measures, in Proc. Interspeech

Attention-Based Phonetic Convolutional Recurrent Neural Networks for Language Identification," in Proc. National Conference on Communications (NCC)

Comparative study of spectral mapping techniques for enhancement of throat microphone speech”, in Twentieth National Conference on Communications

Epoch extraction from allpass residual estimated using orthogonal matching pursuit, in International Conference on Signal Processing and Communications

Epoch extraction from allpass residual of speech signals,” in IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)

Estimation of allpass transfer functions by introducing sparsity constraints to particle swarm optimization, in Twentieth National Conference on Communications

Experimental studies on effect of speaking mode on spoken term detection, in Proc. Twenty First National Conference on Communications

Feature extraction from analytic phase of speech signals for speaker verification, in INTERSPEECH

Feature section using deep neural networks, in Proc. International Joint Conference on Neural Networks

IITG-Indigo System for NIST 2016 SRE Challenge in Proc. Interspeech

Importance of analytic phase of speech signal for detecting replay attacks in automatic speaker verification systems,” in Proc. of IEEE conference on audio speech and signal processing, ICASSP

Instantaneous Frequency Features for Noise Robust Speech Recognition," in Proc. National Conference on Communications

Instantaneous Frequency Filter-Bank Features for Low Resource Speech Recognition Using Deep Recurrent Architectures in Proc. National Conference on Communications

Novel speech duration modifier for packet based communication system, in Proc. INTERSPEECH

Onset Detection of Tabla Strokes using LP Analysis," in Proc. International Conference on Signal Processing and Communications

Phoneme based Embedded Segmental K-Means for Unsupervised Term Discovery, in Proc. International Conf. on Acoustics, Speech and Signal Processing (ICASSP)

Prosody Modification using Allpass Residual of Speech Signals, in Proc. Interspeech

Query word retrieval from continuous speech using GMM posteriorgrams, in Proc. International Conference on Signal Processing and Communications

Self Attentive Context dependent Speaker Embedding for Speaker Verification National Conference on Communications

Self-supervised Phonotactic Representations for Language Identification," In Proc. Interspeech

Significance of Phase in DNN based speech enhancement algorithms in National Conference on Communications

Speaker Embedding Extraction with Virtual Phonetic Information, IEEE Global Conference on Signal and Information Processing (GlobalSIP)

Speech Source Separation using ICA in Constant Q Transform Domain, in Proc. Interspeech

Tabla Gharana Recognition from Audio music recordings of Tabla Solo performances," in Proc. International Society for Music Information Retrieval Conference

Unsupervised Acoustic Segmentation and Clustering using Siamese Network Embeddings, in Proc. Interspeech

Unsupervised Speech Signal to Symbol Transformation for Zero Resource Speech Applications, in Proc. Interspeech

Unsupervised Spoken Word Retrieval using Gaussian-Bernoulli Restricted Boltzmann Machines, in Proc. INTERSPEECH

Virtual Phone Discovery for Speech Synthesis Without Text, IEEE Global Conference on Signal and Information Processing (GlobalSIP)

Zero resource speaking rate estimation from change-point detection of syllable-like units,” in Proc. of IEEE conference on audio speech and signal processing, ICASSP - 2019

“Allpass modeling of LP residual for speaker recognition”, in International Conference on Signal Processing and Communications (SPCOM), July 2012,

“Analysis of stop consonants in Indian languages using excitation source information in speech signal,” in Proc. ISCA-ITRW Workshop on Speech Analysis and Processing for Knowledge Discovery, Aalborg university, Denmark, Jun. 4-6, 2008

“Determining mixing parameters from multispeaker data using speech-specific information,” IEEE Trans. Audio, Speech, Lang. Process, vol. 17, no. 6, pp. 1196 -1207 Aug. 2009

“Efficient representation of throat microphone speech,” in Proc. Interspeech - 2008, Brisbane, Australia, Sep. 22-26, 2008

“Epoch extraction from speech signals,” IEEE Trans. Audio, Speech, Lang. Process., Vol. 16, no. 8, pp. 1602–1613, Nov.2008

“Event-based instantaneous fundamental frequency estimation from speech signals,” IEEE Trans. Audio, Speech, Lang. Process, vol. 17, no. 4, pp. 1558-7916, May 2009

“Event-based interpretation of HMM state sequences for speech analysis,” in Proc. Managing Complexity in Distributed World, MCDES-2008, Bangalore, India, May 2008

“Voice activity detection in degraded speech using excitation source information,” in Proc. Interspeech - 2007, Antwerp, Belgium