P. Vijayalakshmi

51 papers A 7C 6Journal 34Unranked 4
YearRankTypeTitle / Venue / Authors
2026 J jnl
Leveraging synthetic speech: TTS-driven data augmentation for effective dysarthric speech recognition.
Comput. Speech Lang.
P. Vijayalakshmi, Anushiya Rachel Gladston, B. Ramani, M. P. Actlin Jeeva, K. Anantha Krishnan, T. Lavanya, T. Nagarajan
2025 J jnl
A feature engineering approach for literary and colloquial Tamil speech classification using 1D-CNN.
Speech Commun.
M. Nanmalar, S. Johanan Joysingh, P. Vijayalakshmi, T. Nagarajan
2025 J jnl
Augmentative and alternative speech communication (AASC) aid for people with dysarthria.
Comput. Speech Lang.
T. A. Mariya Celin, P. Vijayalakshmi, T. Nagarajan, Mrinalini Kannan
2025 J jnl
Multi-Dialect Speech Corpus Creation for Enhancing Tamil Automatic Speech Recognition.
Circuits Syst. Signal Process.
B. Bharathi, S. Saranya, P. Vijayalakshmi, T. Nagarajan
2025 J jnl
SIToBI - A Speech Prosody Annotation Tool for Indian Languages.
CoRR
Preethi Thinakaran, Malarvizhi Muthuramalingam, Sooriya S, Anushiya Rachel Gladston, P. Vijayalakshmi, Hema A. Murthy, T. Nagarajan
2025 J jnl
Significance of chirp MFCC as a feature in speech and audio applications.
Comput. Speech Lang.
S. Johanan Joysingh, P. Vijayalakshmi, T. Nagarajan
2024 J jnl
A Feature Engineering Approach for Literary and Colloquial Tamil Speech Classification using 1D-CNN.
CoRR
M. Nanmalar, S. Johanan Joysingh, P. Vijayalakshmi, T. Nagarajan
2024 C conf
Analysis of Features for Dysarthria Severity Classification from Speech.
TENCON
P. H. Keerthi, P. Vijayalakshmi, Anushiya Rachel Gladston, T. Nagarajan
2024 C conf
Analysis of the Creaky Nature of Asthmatic Speakers Voice in Sustained Phonation.
TENCON
M. P. Actlin Jeeva, P. Vijayalakshmi, Nuthi Rithishree, Gangamohan Paidi, Anushiya Rachel Gladston
2024 J jnl
Development of Large Annotated Music Datasets using HMM-based Forced Viterbi Alignment.
CoRR
S. Johanan Joysingh, P. Vijayalakshmi, T. Nagarajan
2024 J jnl
Higher order statistics-driven magnitude and phase spectrum estimation for speech enhancement.
Comput. Speech Lang.
T. Lavanya, P. Vijayalakshmi, K. Mrinalini, T. Nagarajan
2024 J jnl
Literary and Colloquial Dialect Identification for Tamil using Acoustic Features.
CoRR
M. Nanmalar, P. Vijayalakshmi, T. Nagarajan
2024 J jnl
Literary and Colloquial Tamil Dialect Identification.
CoRR
M. Nanmalar, P. Vijayalakshmi, T. Nagarajan
2024 J jnl
MaskCycleGAN-based Whisper to Normal Speech Conversion.
CoRR
K. Rohith Gupta, K. Ramnath, S. Johanan Joysingh, P. Vijayalakshmi, T. Nagarajan
2024 C conf
Quartered Chirp Spectral Envelope for Whispered vs Normal Speech Classification.
TENCON
S. Johanan Joysingh, P. Vijayalakshmi, T. Nagarajan
2024 J jnl
Quartered Chirp Spectral Envelope for Whispered vs Normal Speech Classification.
CoRR
S. Johanan Joysingh, P. Vijayalakshmi, T. Nagarajan
2024 J jnl
Quartered Spectral Envelope and 1D-CNN-based Classification of Normally Phonated and Whispered Speech.
CoRR
S. Johanan Joysingh, P. Vijayalakshmi, T. Nagarajan
2024 J jnl
Significance of Chirp MFCC as a Feature in Speech and Audio Applications.
CoRR
S. Johanan Joysingh, P. Vijayalakshmi, T. Nagarajan
2023 J jnl
Chirp Group Delay-Based Onset Detection in Instruments with Fast Attack.
Circuits Syst. Signal Process.
S. Johanan Joysingh, P. Vijayalakshmi, T. Nagarajan
2023 J jnl
Data Augmentation Techniques for Transfer Learning-Based Continuous Dysarthric Speech Recognition.
Circuits Syst. Signal Process.
T. A. Mariya Celin, P. Vijayalakshmi, T. Nagarajan
2023 J jnl
PooRaa-Agri KG: An agricultural knowledge graph-based simplified multilingual query system.
Expert Syst. J. Knowl. Eng.
Nethraa Sivakumar, Pooja Srinivasan, Mrinalini Kannan, P. Vijayalakshmi, T. Nagarajan
2023 J jnl
Quartered Spectral Envelope and 1D-CNN-Based Classification of Normally Phonated and Whispered Speech.
Circuits Syst. Signal Process.
S. Johanan Joysingh, P. Vijayalakshmi, T. Nagarajan
2022 J jnl
Feature-weighted AdaBoost classifier for punctuation prediction in Tamil and Hindi NLP systems.
Expert Syst. J. Knowl. Eng.
K. Mrinalini, P. Vijayalakshmi, T. Nagarajan
2022 J jnl
Incorporation of Happiness in Neutral Speech by Modifying Time-Domain Parameters of Emotive-Keywords.
Circuits Syst. Signal Process.
Anushiya Rachel Gladston, S. Sreenidhi, P. Vijayalakshmi, T. Nagarajan
2022 J jnl
Literary and Colloquial Tamil Dialect Identification.
Circuits Syst. Signal Process.
M. Nanmalar, P. Vijayalakshmi, T. Nagarajan
2022 J jnl
SBSim: A Sentence-BERT Similarity-Based Evaluation Metric for Indian Language Neural Machine Translation Systems.
IEEE ACM Trans. Audio Speech Lang. Process.
K. Mrinalini, P. Vijayalakshmi, T. Nagarajan
2020 J jnl
Analysis of algorithms to estimate glottal closure instants from speech signals.
Int. J. Speech Technol.
Rachel G. Anushiya, P. Vijayalakshmi, T. Nagarajan
2020 J jnl
Data Augmentation Using Virtual Microphone Array Synthesis and Multi-Resolution Feature Extraction for Isolated Word Dysarthric Speech Recognition.
IEEE J. Sel. Top. Signal Process.
T. A. Mariya Celin, T. Nagarajan, P. Vijayalakshmi
2020 J jnl
Multi-Level Single-Channel Speech Enhancement Using a Unified Framework for Estimating Magnitude and Phase Spectra.
IEEE ACM Trans. Audio Speech Lang. Process.
T. Lavanya, T. Nagarajan, P. Vijayalakshmi
2019 C conf
Development of Large Annotated Music Datasets using HMM based Forced Viterbi Alignment.
TENCON
S. Johanan Joysingh, P. Vijayalakshmi, T. Nagarajan
2019 C conf
Histogram Matching based Optimized Energy Redistribution for Near End Listening Enhancement.
TENCON
T. Lavanya, K. Mrinalini, P. Vijayalakshmi, T. Nagarajan
2019 C conf
Literary and Colloquial Dialect Identification for Tamil using Acoustic Features.
TENCON
M. Nanmalar, P. Vijayalakshmi, T. Nagarajan
2019 J jnl
Pause-Based Phrase Extraction and Effective OOV Handling for Low-Resource Machine Translation Systems.
ACM Trans. Asian Low Resour. Lang. Inf. Process.
K. Mrinalini, T. Nagarajan, P. Vijayalakshmi
2018 J jnl
A Multilingual to Polyglot Speech Synthesizer for Indian Languages Using a Voice-Converted Polyglot Speech Corpus.
Circuits Syst. Signal Process.
P. Vijayalakshmi, B. Ramani, M. P. Actlin Jeeva, T. Nagarajan
2018 J jnl
Significance of Differenced EGG Signal as a Spectrum in Phase Difference Computation for the Estimation of Glottal Closure Instants.
Circuits Syst. Signal Process.
Rachel G. Anushiya, N. Sripriya, P. Vijayalakshmi, T. Nagarajan
2018 J jnl
Speech-Input Speech-Output Communication for Dysarthric Speakers Using HMM-Based Speech Recognition and Adaptive Synthesis System.
Circuits Syst. Signal Process.
M. Dhanalakshmi, T. A. Mariya Celin, T. Nagarajan, P. Vijayalakshmi
2017 J jnl
Estimation of glottal closure instants from degraded speech using a phase-difference-based algorithm.
Comput. Speech Lang.
Rachel G. Anushiya, P. Vijayalakshmi, T. Nagarajan
2016 J jnl
A Multi-level GMM-Based Cross-Lingual Voice Conversion Using Language-Specific Mixture Weights for Polyglot Synthesis.
Circuits Syst. Signal Process.
B. Ramani, M. P. Actlin Jeeva, P. Vijayalakshmi, T. Nagarajan
2015 J jnl
A small-footprint context-independent HMM-based synthesizer for Tamil.
Int. J. Speech Technol.
Rachel G. Anushiya, V. Sherlin Solomi, K. Naveenkumar, P. Vijayalakshmi, T. Nagarajan
2015 A conf
Estimation of glottal closure instants from telephone speech using a group delay-based approach that considers speech signal as a spectrum.
INTERSPEECH
Rachel G. Anushiya, P. Vijayalakshmi, T. Nagarajan
2014 A conf
Cross-lingual voice conversion-based polyglot speech synthesizer for indian languages.
INTERSPEECH
B. Ramani, M. P. Actlin Jeeva, P. Vijayalakshmi, T. Nagarajan
2013 — conf
A common attribute based unified HTS framework for speech synthesis in Indian languages.
SSW
B. Ramani, S. Lilly Christina, Rachel G. Anushiya, V. Sherlin Solomi, Mahesh Kumar Nandwana, Anusha Prakash, S. Aswin Shanmugam, Raghava Krishnan, S. Kishore Prahalad, K. Samudravijaya, P. Vijayalakshmi, T. Nagarajan, Hema A. Murthy
2013 — conf
Analysis on acoustic similarities between Tamil and English phonemes using product of likelihood-Gaussians for an HMM-based mixed-language synthesizer.
O-COCOSDA/CASLRE
V. Sherlin Solomi, S. Lilly Christina, Rachel G. Anushiya, B. Ramani, P. Vijayalakshmi, T. Nagarajan
2013 — conf
Development and analysis of various phone-sized unit-based speech synthesizers.
O-COCOSDA/CASLRE
Rachel G. Anushiya, S. Lilly Christina, V. Sherlin Solomi, B. Ramani, P. Vijayalakshmi, T. Nagarajan
2007 J jnl
Acoustic Analysis and Detection of Hypernasality Using a Group Delay Function.
IEEE Trans. Biomed. Eng.
P. Vijayalakshmi, M. Ramasubba Reddy, Douglas D. O'Shaughnessy
2006 A conf
Assessment of articulatory sub-systems of dysarthric speech using an isolated-style phoneme recognition system.
INTERSPEECH
P. Vijayalakshmi, M. Ramasubba Reddy, Douglas D. O'Shaughnessy
2006 — conf
Assessment of dysarthric speech and an analysis on velopharyngeal incompetence.
EMBC
P. Vijayalakshmi, M. Ramasubba Reddy
2006 A conf
Combining multiple-sized sub-word units in a speech recognition system using baseform selection.
INTERSPEECH
T. Nagarajan, P. Vijayalakshmi, Douglas D. O'Shaughnessy
2005 A conf
Detection of hypernasality using statistical pattern classifiers.
INTERSPEECH
P. Vijayalakshmi, M. Ramasubba Reddy
2005 A conf
The analysis on band-limited hypernasal speech using group delay based formant extraction technique.
INTERSPEECH
P. Vijayalakshmi, M. Ramasubba Reddy
2004 A conf
Analysis of hypernasality by synthesis.
INTERSPEECH
P. Vijayalakshmi, M. Ramasubba Reddy