| 2013 | Interspeech | The AT&t speech API: a study on practical challenges for customized speech to text service. | Evandro Gouva, Antonio Moreno-Daniel, A. Reddy, Rathinavelu Chengalvarayan, David L. Thomson, Andrej Ljolje |
| 2013 | NAACL | Segmentation Strategies for Streaming Speech Translation. | Vivek Kumar Rangarajan Sridhar, John Chen, Srinivas Bangalore, Andrej Ljolje, Rathinavelu Chengalvarayan |
| 2001 | ICASSP | On the use of matrix derivatives in integrated design of dynamic feature parameters for speech recognition. | Rathinavelu Chengalvarayan |
| 2001 | Interspeech | Accent-independent universal HMM-based speech recognizer for american, australian and british English. | Rathinavelu Chengalvarayan |
| 2000 | Interspeech | Use of linear extrapolation based linear predictive cepstral features (LE-LPCC) for Tamil speech recognition. | Rathinavelu Chengalvarayan |
| 2000 | Interspeech | Use of multiple classifiers for speech recognition in wireless CDMA network environments. | Rathinavelu Chengalvarayan |
| 2000 | Interspeech | The use of nonlinear energy transformation for Tamil connected-digit speech recognition. | Rathinavelu Chengalvarayan |
| 2000 | Interspeech | Look-ahead sequential feature vector normalization for noisy speech recognition. | Rathinavelu Chengalvarayan |
| 2000 | Interspeech | Unified acoustic modeling for continuous speech recognition. | Rathinavelu Chengalvarayan |
| 2000 | Interspeech | HMM-based echo and announcement modeling approaches for noise suppression avoiding the problem of false triggers. | Rathinavelu Chengalvarayan, David L. Thomson |
| 2000 | Interspeech | Discriminatively derived HMM-based announcement modeling approach for noise control avoiding the problem of false alarms. | Rathinavelu Chengalvarayan, David L. Thomson |
| 1999 | ICASSP | Hierarchical subband linear predictive cepstral (HSLPC) features for HMM-based speech recognition. | Rathinavelu Chengalvarayan |
| 1999 | Interspeech | Robust energy normalization using speech/nonspeech discriminator for German connected digit recognition. | Rathinavelu Chengalvarayan |
| 1998 | ICASSP | On the use of normalized LPC error towards better large vocabulary speech recognition systems. | Rathinavelu Chengalvarayan |
| 1998 | ICASSP | Use of periodicity and jitter as speech recognition features. | David L. Thomson, Rathinavelu Chengalvarayan |
| 1998 | Interspeech | A comparative study of hybrid modelling techniques for improved telephone speech recognition. | Rathinavelu Chengalvarayan |
| 1998 | Interspeech | Maximum-likelihood updates of HMM duration parameters for discriminative continuous speech recognition. | Rathinavelu Chengalvarayan |
| 1997 | Interspeech | Influence of outliers in training the parametric trajectory models for speech recognition. | Rathinavelu Chengalvarayan |
| 1997 | Interspeech | Use of vector-valued dynamic weighting coefficients for speech recognition: maximum likelihood approach. | Rathinavelu Chengalvarayan |
| 1997 | Interspeech | Minimum classification error linear regression (MCELR) for speaker adaptation using HMM with trend functions. | Rathinavelu Chengalvarayan |
| 1996 | Interspeech | The trended HMM with discriminative training for phonetic classification. | Rathinavelu Chengalvarayan, Li Deng |
| 1995 | ICASSP | Use of generalized dynamic feature parameters for speech recognition: maximum likelihood and minimum classification error approaches. | Rathinavelu Chengalvarayan, Li Deng |