Research Activities
Journals
- S Johanan Joysingh, P Vijayalakshmi, T Nagarajan, “Significance of chirp MFCC as a feature in speech and audio applications”, Computer Speech & Language, vol. 89, 2025. (IF: 3.1)
- S Johanan Joysingh, P Vijayalakshmi, T Nagarajan, “Quartered Spectral Envelope and 1D-CNN-based Classification of Normally Phonated and Whispered Speech”, Circuits, Systems, and Signal Processing, vol. 42, no. 5, pp. 3038-3053, 2022. (IF: 2.311)
- S Johanan Joysingh, P Vijayalakshmi, T Nagarajan, “Chirp Group Delay-Based Onset Detection in Instruments with Fast Attack”, Circuits, Systems, and Signal Processing, vol. 42, no. 3, pp. 1639-1662, 2022. (IF: 2.311)
- P. Vijayalakshmi, Nagarajan, T., Jayapriya, R, Brathindara, S., Krithika, K., Nikhilesh, N. Naren Raju, N. Johanan Joysingh, S., Aiswarya, V. Mrinalini, K., “Development of a low-resource wearable continuous gesture-to-speech conversion system”, Disability and Rehabilitation: Assistive Technology, pp.1-12, Jan. 2022. (IF: 2.29)
Conferences
- S. Johanan Joysingh, P. Vijayalakshmi, T. Nagarajan, “Quartered Chirp Spectral Envelope for Whispered Vs Normal Speech Classification”, in TENCON 2024 - 2024 IEEE Region 10 Conference (TENCON), Singapore, Singapore, 2024, pp. 1364-1367
- K. Rohith Gupta, K. Ramnath, S. Johanan Joysingh, P. Vijayalakshmi, T. Nagarajan, “MaskCycleGAN-Based Whisper to Normal Speech Conversion”, in 2025 Eleventh International Conference on Biosignals, Images, and Instrumentation (ICBSII) (accepted)
- Jayapriya R.; Johanan Joy Singh S.; Vijayalakshmi P, “Development of MEMS Sensor-Based Double Handed Gesture-To-Speech Conversion System,” 2019 International Conference on Vision Towards Emerging Trends in Communication and Networking (ViTECoN), 2019, pp. 1-6.
- S. Johanan Joysingh, P. Vijayalakshmi and T. Nagarajan, “Development of Large Annotated Music Datasets using HMM based Forced Viterbi Alignment,” in TENCON 2019 - 2019 IEEE Region 10 Conference (TENCON), 2019, pp. 1298-1302.
- V. Aiswarya, N. Naren Raju, S. Johanan Joysingh, T. Nagarajan and P. Vijayalakshmi, “HMM based Sign Language to Speech Conversion System in Tamil”, in Int. Conf. on Biosignals, Images and Instrumentation (ICBSII), Mar. 2018.
- S. Johanan Joysingh, M. Nanmalar, G. Anushiya Rachel, V. Sherlin Solomi, V. Dhanalakshmi, P. Vijayalakshmi and T. Nagarajan, “Development of a Speech-Enabled Interactive Enquiry System in Tamil for Agriculture” in International Forum for Information Technology in Tamil (INFITT), 2017.
- S. Johanan Joy Singh, G. Anushiya Rachel, P. Vijayalakshmi, T. Nagarajan, “Incorporating Emotions into Neutral Speech by Modifying Glottal Closure Instants”, National Conf. on Signal Processing, Communication and VLSI Design (NCSCV’13), 2013, pp. 339 – 343.
Under Review:
| Journals | 1 |
| Conferences | 0 |
As Reviewer
| Journal/Conference | Year | # Manuscripts |
|---|---|---|
| Interspeech - ISCA | 2022 | 1 |
| 2023 | 2 | |
| 2024 | 3 | |
| 2025 | 2 | |
| Signal Processing Letters (SPL) - IEEE | 2024 | 1 |
| Computer, Speech and Language (CSL) - ISCA - Elsevier | 2023 | 1 |
| 2024 | 1 | |
| Circuits, Systems, and Signal Processing (CSSP) - Springer | 2022 | 1 |
| 2023 | 1 | |
| 2024 | 2 | |
| 2025 | 1 | |
| Zeitschrift für Naturforschung A (ZNA) - De Gruyter | 2023 | 1 |
| Region 10 Conference (TENCON) - IEEE | 2024 | 5 |