Följ
Ravichander Vipperla
Ravichander Vipperla
Senior Applied Scientist, Amazon, Cambridge, UK
Verifierad e-postadress på amazon.com
Titel
Citeras av
Citeras av
År
Cn-celeb: multi-genre speaker recognition
L Li, R Liu, J Kang, Y Fan, H Cui, Y Cai, R Vipperla, TF Zheng, D Wang
Speech Communication 137, 77-91, 2022
862022
On the Vulnerability of Automatic Speaker Recognition to Spoofing Attacks with Artificial Signals.
F Alegre, R Vipperla, N Evans, B Fauve
Proc. Eusipco, 2012
822012
Ageing voices: The effect of changes in voice parameters on ASR performance
R Vipperla, S Renals, J Frankel
EURASIP Journal on Audio, Speech, and Music Processing 2010, 1-10, 2010
802010
Longitudinal study of ASR performance on ageing voices
R Vipperla, S Renals, J Frankel
722008
A new speaker verification spoofing countermeasure based on local binary patterns
F Alegre, R Vipperla, A Amehraye, N Evans
INTERSPEECH 2013, 14th Annual Conference of the International Speech …, 2013
622013
Spoofing countermeasures for the protection of automatic speaker recognition systems against attacks with artificial signals.
F Alegre, R Vipperla, N Evans
Proc. Interspeech, 2012
602012
NAS-Bench-ASR: Reproducible neural architecture search for speech recognition
A Mehrotra, AGCP Ramos, S Bhattacharya, Ł Dudziak, R Vipperla, ...
International Conference on Learning Representations, 2020
532020
Collaborative joint training with multitask recurrent model for speech and speaker recognition
Z Tang, L Li, D Wang, R Vipperla
IEEE/ACM Transactions on Audio, Speech, and Language Processing 25 (3), 493-504, 2016
522016
Speech input from older users in smart environments: Challenges and perspectives
R Vipperla, M Wolters, K Georgila, S Renals
Universal Access in Human-Computer Interaction. Intelligent and Ubiquitous …, 2009
462009
Speech overlap detection and attribution using convolutive non-negative sparse coding
R Vipperla, J Geiger, S Bozonnet, D Wang, N Evans, B Schuller, G Rigoll
International Conference on Acoustics, Speech and Signal Processing, 2012
372012
Online Non-Negative Convolutive Pattern Learning for Speech Signals
D Wang, R Vipperla, N Evans, TF Zheng
IEEE Transactions on Signal Processing, 1-1, 2011
332011
Bunched lpcnet: Vocoder for low-cost neural text-to-speech systems
R Vipperla, S Park, K Choo, S Ishtiaq, K Min, S Bhattacharya, A Mehrotra, ...
arXiv preprint arXiv:2008.04574, 2020
222020
Shrinkml: End-to-end asr model compression using reinforcement learning
Ł Dudziak, MS Abdelfattah, R Vipperla, S Laskaridis, ND Lane
arXiv preprint arXiv:1907.03540, 2019
222019
Online pattern learning for non-negative convolutive sparse coding
D Wang, R Vipperla, N Evans
Twelfth Annual Conference of the International Speech Communication Association, 2011
222011
Convolutive Non-Negative Sparse Coding and New Features for Speech Overlap Handling in Speaker Diarization.
J Geiger, R Vipperla, S Bozonnet, N Evans, B Schuller, G Rigoll
Proc. Interspeech, 2012
212012
Spoken Dialogue Interfaces for Older People
R Vipperla, M Wolters, S Renals
Advances in Home Care Technologies, Assistive Technology Research Series 31 …, 2012
182012
Robust speech recognition in multi-source noise environments using convolutive non-negative matrix factorization
R Vipperla, S Bozonnet, D Wang, N Evans
CHiME workshop, Interspeech, 2011
182011
Age recognition for spoken dialogue systems: Do we need it?
M Wolters, R Vipperla, S Renals
Tenth Annual Conference of the International Speech Communication Association, 2009
172009
Direct posterior confidence for out-of-vocabulary spoken term detection.
D Wang, S King, J Frankel, R Vipperla, N Evans, R Troncy
ACM Transactions on Information Systems 30 (3), 2012
162012
Phone Adaptive Training for Speaker Diarization.
S Bozonnet, R Vipperla, N Evans
Proc. Interspeech, 2012
142012
Systemet kan inte utföra åtgärden just nu. Försök igen senare.
Artiklar 1–20