| 2012 | Interspeech | Compensating for Ageing and Quality variation in Speaker Verification. | Finnian Kelly, Andrzej Drygajlo, Naomi Harte |
| 2010 | ICIP | Global and local feature based multi-classifier A-stack model for aging face identification. | Weifeng Li, Andrzej Drygajlo |
| 2010 | ICPR | Multi-classifier Q-stack Aging Model for Adult Face Verification. | Weifeng Li, Andrzej Drygajlo |
| 2008 | ICPR | Impact of feature correlations on separation between bivariate normal distributions. | Krzysztof Kryszczuk, Andrzej Drygajlo |
| 2006 | ICASSP | Speaker Verification with Confidence and Reliability Measures. | Jonas Richiardi, Plamen J. Prodanov, Andrzej Drygajlo |
| 2006 | ICPR | Singular point detection in fingerprints using quadrant change information. | Krzysztof Kryszczuk, Andrzej Drygajlo |
| 2005 | ICASSP | A probabilistic measure of modality reliability in speaker verification. | Jonas Richiardi, Plamen J. Prodanov, Andrzej Drygajlo |
| 2005 | ICDAR | Local and Global Feature Selection for On-line Signature Verification. | Jonas Richiardi, Hamed Ketabdar, Andrzej Drygajlo |
| 2005 | ICRA | Decision Networks for Repair Strategies in Speech-Based Interaction with Mobile Tour-Guide Robots. | Plamen J. Prodanov, Andrzej Drygajlo |
| 2005 | Interspeech | A Bayesian network approach combining pitch and spectral envelope features to reduce channel mismatch in speaker verification and forensic speaker recognition. | Mijail Arcienega, Anil Alexander, Philipp Zimmermann, Andrzej Drygajlo |
| 2004 | ECCV | Study of the Distinctiveness of Level 2 and Level 3 Features in Fragmentary Fingerprint Comparison. | Krzysztof Kryszczuk, Patrice Morier, Andrzej Drygajlo |
| 2004 | Interspeech | Scoring and direct methods for the interpretation of evidence in forensic speaker recognition. | Anil Alexander, Andrzej Drygajlo |
| 2004 | Interspeech | Bayesian networks for error handling through multimodality fusion in spoken dialogues with mobile robots. | Plamen J. Prodanov, Andrzej Drygajlo |
| 2003 | Interspeech | On the number of Gaussian components in a mixture: an application to speaker verification tasks. | Mijail Arcienega, Andrzej Drygajlo |
| 2003 | Interspeech | Statistical methods and Bayesian interpretation of evidence in forensic automatic speaker recognition. | Andrzej Drygajlo, Didier Meuwly, Anil Alexander |
| 2003 | Interspeech | Bayesian networks for spoken dialogue management in multimodal systems of tour-guide robots. | Plamen J. Prodanov, Andrzej Drygajlo |
| 2003 | IROS | Multimodal interaction management for tour-guide robots using Bayesian networks. | Plamen J. Prodanov, Andrzej Drygajlo |
| 2002 | Interspeech | Robust voiced-unvoiced decision associated to continuous pitch tracking in noisy telephone speech. | Mijail Arcienega, Andrzej Drygajlo |
| 2002 | IROS | Voice enabled interface for interactive tour-guide robots. | Plamen J. Prodanov, Andrzej Drygajlo, Guy Ramel, Mathieu Meisser, Roland Siegwart |
| 2001 | Interspeech | Pitch-dependent GMMs for text-independent speaker recognition systems. | Mijail Arcienega, Andrzej Drygajlo |
| 2001 | Interspeech | Javaspeakerrecognition - interactive workbench for visualizing speaker recognition concepts on the WWW. | Andrzej Drygajlo, Gary Garcia Molina |
| 2001 | Interspeech | Entropy based voice activity detection in very noisy conditions. | Philippe Renevey, Andrzej Drygajlo |
| 2000 | ICASSP | Statistical estimation of unreliable features for robust speech recognition. | Philippe Renevey, Andrzej Drygajlo |
| 1999 | Interspeech | Javaspeechlab - interactive speech analysis laboratory on the world-wide web. | Andrzej Drygajlo, Guy Delafontaine |
| 1999 | Interspeech | Missing features detection and handling for robust speaker verification. | Mounir El-Maliki, Andrzej Drygajlo |
| 1999 | Interspeech | Missing feature theory and probabilistic estimation of clean speech components for robust speech recognition. | Philippe Renevey, Andrzej Drygajlo |
| 1998 | ICASSP | Speaker verification in noisy environments with combined spectral subtraction and missing feature theory. | Andrzej Drygajlo, Mounir El-Maliki |
| 1998 | ICASSP | Combined Wiener and coherence filtering in wavelet domain for microphone array speech enhancement. | Djamila Mahmoudi, Andrzej Drygajlo |
| 1997 | ICASSP | Perceptual speech coding using time and frequency masking constraints. | Benito Carnero, Andrzej Drygajlo |
| 1997 | ICASSP | Integrated speech enhancement and coding in the time-frequency domain. | Andrzej Drygajlo, Benito Carnero |
| 1997 | Interspeech | Securized flexible vocabulary voice messaging system on unix workstation with ISDN connection. | Philippe Renevey, Andrzej Drygajlo |
| 1996 | Interspeech | New fast wavelet packet transform algorithms for frame synchronized speech processing. | Andrzej Drygajlo |
| 1995 | ICASSP | Fast short-time orthogonal wavelet packet transform algorithms. | Benito Carnero, Andrzej Drygajlo |
| 1995 | Interspeech | Multiresolution speech analysis using fast time-varying orthogonal wavelet packet transform algorithms. | Andrzej Drygajlo, Nicolas Thevoz |
| 1995 | Interspeech | Robust speech recognition in noise using speech enhancement based on masking properties of the auditory system and adaptive HMM. | Andrzej Drygajlo, Nathalie Virag, Gregoire Cosendai |
| 1993 | Interspeech | Multiresolution time-sequency speech processing based on orthogonal wavelet packet pulse forms. | Andrzej Drygajlo |
| 1992 | ICASSP | Butterfly orthogonal structure for fast transforms, filter banks and wavelets. | Andrzej Drygajlo |