| 2001 | ICASSP | Robust end-of-utterance detection for real-time speech recognition applications. | Ramalingam Hariharan, Juha Hkkinen, Kari Laurila |
| 2000 | Interspeech | Multi-resolution front-end for noise robust speech recognition. | Ramalingam Hariharan, Imre Kiss, Olli Viikki, Jilei Tian |
| 2000 | Interspeech | High performance connected digit recognition through gender-dependent acoustic modelling and vocal tract length normalisation. | Ramalingam Hariharan, Olli Viikki |
| 1999 | Interspeech | Improved feature vector normalization for noise robust connected speech recognition. | Juha Hkkinen, Janne Suontausta, Ramalingam Hariharan, Marcel Vasilache, Kari Laurila |
| 1999 | Interspeech | On combining vocal tract length normalisation and speaker adaptation for noise robust speech recognition. | Ramalingam Hariharan, Olli Viikki |
| 1999 | Interspeech | Hands-free voice activation in noisy car environment. | Juha Iso-Sipil, Kari Laurila, Ramalingam Hariharan, Olli Viikki |
| 1998 | Interspeech | Noise robust two-stream auditory feature extraction method for speech recognition. | Jilei Tian, Ramalingam Hariharan, Kari Laurila |
| 1997 | Interspeech | Noise robust segment-based word recognition using vector quantisation. | Ramalingam Hariharan, Juha Hkkinen, Kari Laurila, Janne Suontausta |