Andrzej Drygajlo

发表

Low-level grounding in a multimodal mobile service robot conversational system using graphical models

Jonas Richiardi, Plamen J. Prodanov, Andrzej Drygajlo, 2008, Intell. Serv. Robotics.

Perceptual speech coding and enhancement using frame-synchronized fast wavelet packet transform algorithms

Andrzej Drygajlo, Benito Carnero, A. Drygajlo, 1999, IEEE Trans. Signal Process..

Biometrics for Identity Documents and Smart Cards: Lessons Learned

Andrzej Drygajlo, 2011, BIOID.

Q-stack: Uni- and Multimodal Classifier Stacking with Quality Measures

Krzysztof Kryszczuk, Andrzej Drygajlo, 2007, MCS.

Quality and Reliability in Multimodal and Multi-classifier Biometric Person Recognition

Andrzej Drygajlo, 2014 .

Palm vein recognition with local texture patterns

Andrzej Drygajlo, Leila Mirmohamadsadeghi, A. Drygajlo, 2014, IET Biom..

Biometric Evidence in Forensic Automatic Speaker Recognition

Andrzej Drygajlo, Rudolf Haraksim, 2017, Handbook of Biometrics for Forensic Science.

Discarding Low Quality Minutia Cylinder-Code Pairs for Improved Fingerprint Comparison

Andrzej Drygajlo, M. Hamed Izadi, A. Drygajlo, 2015, 2015 International Conference of the Biometrics Special Interest Group (BIOSIG).

Robots meet Humans-interaction in public spaces

Roland Siegwart, Andrzej Drygajlo, Nicola Tomatis, 2005, IEEE Transactions on Industrial Electronics.

Robust estimation, interpretation and assessment of likelihood ratios in forensic speaker recognition

Javier Ortega-Garcia, Andrzej Drygajlo, Daniel Ramos, 2006, Comput. Speech Lang..

Voice enabled interface for interactive tour-guide robots

Roland Siegwart, G. Ramel, Plamen J. Prodanov, 2002 .

A Bayesian Network Approach for Combining Pitch and Reliable Spectral Envelope Features for Robust Speaker Verification

Andrzej Drygajlo, Mijail Arcienega, 2003, AVBPA.

Forensic Speaker Recognition Using Gaussian Mixture Models and a Bayesian Framework

Didier Meuwly, Andrzej Drygajlo, M. El-Maliki, 1998 .

Multimodal interaction management for tour-guide robots using Bayesian networks

Andrzej Drygajlo, P. Prodanov, 2003 .

Reliability Estimation for Multimodal Error Prediction and Fusion

Krzysztof Kryszczuk, Jonas Richiardi, Andrzej Drygajlo, 2007, PRIS.

Speaker Verification with Confidence and Reliability Measures

Jonas Richiardi, Plamen J. Prodanov, Andrzej Drygajlo, 2006, 2006 IEEE International Conference on Acoustics Speech and Signal Processing Proceedings.

Speaker verification in noisy environments with combined spectral subtraction and missing feature theory

Andrzej Drygajlo, Mounir El-Maliki, A. Drygajlo, 1998, Proceedings of the 1998 IEEE International Conference on Acoustics, Speech and Signal Processing, ICASSP '98 (Cat. No.98CH36181).

Integrated speech enhancement and coding in the time-frequency domain

Andrzej Drygajlo, Benito Carnero, 1997, 1997 IEEE International Conference on Acoustics, Speech, and Signal Processing.

Handling mismatch in corpus-based forensic speaker recognition

Andrzej Drygajlo, Anil Alexander, Filippo Botti, 2004, Odyssey.

Static Models of Derivative-Coordinates Phase Spaces for Multivariate Time Series Classification: An Application to Signature Verification

Krzysztof Kryszczuk, Jonas Richiardi, Andrzej Drygajlo, 2009, ICB.

Local and global feature selection for on-line signature verification

Jonas Richiardi, Andrzej Drygajlo, Hamed Ketabdar, 2005, Eighth International Conference on Document Analysis and Recognition (ICDAR'05).

A probabilistic measure of modality reliability in speaker verification

Jonas Richiardi, Plamen J. Prodanov, Andrzej Drygajlo, 2005, Proceedings. (ICASSP '05). IEEE International Conference on Acoustics, Speech, and Signal Processing, 2005..

Promoting Diversity in Gaussian Mixture Ensembles: An Application to Signature Verification

Jonas Richiardi, Andrzej Drygajlo, Laetitia Todesco, 2008, BIOID.

Multimodal Biometrics for Identity Documents and Smart Cards: European challenge

Andrzej Drygajlo, 2007, 2007 15th European Signal Processing Conference.

How synthetic fingerprints can improve pre-selection of mcc pairs using local quality measures

Andrzej Drygajlo, M. Hamed Izadi, 2015, 3rd International Workshop on Biometrics and Forensics (IWBF 2015).

Verification of Aging Faces Using Local Ternary Patterns and Q-Stack Classifier

Andrzej Drygajlo, Weifeng Li, Kewei Zhu, 2009, COST 2101/2102 Conference.

Compensating for Ageing and Quality variation in Speaker Verification

Andrzej Drygajlo, Finnian Kelly, Naomi Harte, 2012, INTERSPEECH.

New fast wavelet packet transform algorithms for frame synchronized speech processing

Andrzej Drygajlo, 1996, Proceeding of Fourth International Conference on Spoken Language Processing. ICSLP '96.

Statistical Evaluation of Biometric Evidence in Forensic Automatic Speaker Recognition

Andrzej Drygajlo, 2009, IWCF.

Pitch-dependent GMMs for text-independent speaker recognition systems

Andrzej Drygajlo, Mijail Arcienega, 2001, INTERSPEECH.

Palm vein recognition with Local Binary Patterns and Local Derivative Patterns

Andrzej Drygajlo, Leila Mirmohamadsadeghi, 2011, 2011 International Joint Conference on Biometrics (IJCB).

A template privacy protection scheme for fingerprint minutiae descriptors

Andrzej Drygajlo, Leila Mirmohamadsadeghi, 2013, 2013 International Conference of the BIOSIG Special Interest Group (BIOSIG).

Spectral subtraction and missing feature modeling for speaker verification

Andrzej Drygajlo, Mounir El-Maliki, 1998, 9th European Signal Processing Conference (EUSIPCO 1998).

On Quality of Quality Measures for Classification

Krzysztof Kryszczuk, Andrzej Drygajlo, 2008, BIOID.

Perceptual coding of speech using a fast wavelet packet transform algorithm

Andrzej Drygajlo, Benito Carnero, 1996, 1996 8th European Signal Processing Conference (EUSIPCO 1996).

Butterfly orthogonal structure for fast transforms, filter banks and wavelets

Andrzej Drygajlo, 1992, [Proceedings] ICASSP-92: 1992 IEEE International Conference on Acoustics, Speech, and Signal Processing.

Fast orthogonal-transform algorithms for multiresolution time-sequency signal decomposition and processing

Andrzej Drygajlo, 1993, Optics & Photonics.

Statistical estimation of unreliable features for robust speech recognition

Andrzej Drygajlo, Philippe Renevey, 2000, 2000 IEEE International Conference on Acoustics, Speech, and Signal Processing. Proceedings (Cat. No.00CH37100).

Introduction of cylinder quality measure into Minutia Cylinder-Code based fingerprint matching

Andrzej Drygajlo, Leila Mirmohamadsadeghi, M. Hamed Izadi, 2012, 2012 IEEE Fifth International Conference on Biometrics: Theory, Applications and Systems (BTAS).

Statistical methods and Bayesian interpretation of evidence in forensic automatic speaker recognition

Didier Meuwly, Andrzej Drygajlo, Anil Alexander, 2003, INTERSPEECH.

Multiresolution time-sequency speech processing based on orthogonal wavelet packet pulse forms

Andrzej Drygajlo, 1993, EUROSPEECH.

Global and local feature based multi-classifier A-stack model for aging face identification

Andrzej Drygajlo, Weifeng Li, 2010, 2010 IEEE International Conference on Image Processing.

A Bayesian network approach combining pitch and spectral envelope features to reduce channel mismatch in speaker verification and forensic speaker recognition

Andrzej Drygajlo, Anil Alexander, Mijail Arcienega, 2005, INTERSPEECH.

Study of the Distinctiveness of Level 2 and Level 3 Features in Fragmentary Fingerprint Comparison

Krzysztof Kryszczuk, Andrzej Drygajlo, Patrice Morier, 2004, ECCV Workshop BioAW.

Speaker verification with long-term ageing data

Andrzej Drygajlo, Finnian Kelly, Naomi Harte, 2012, 2012 5th IAPR International Conference on Biometrics (ICB).

Javaspeechlab - interactive speech analysis laboratory on the world-wide web

Andrzej Drygajlo, Guy Delafontaine, 1999, EUROSPEECH.

Robust voiced-unvoiced decision associated to continuous pitch tracking in noisy telephone speech

Andrzej Drygajlo, Mijail Arcienega, 2002, INTERSPEECH.

Voice, Forensic Evidence of

Andrzej Drygajlo, A. Drygajlo, 2009, Encyclopedia of Biometrics.

Javaspeakerrecognition - interactive workbench for visualizing speaker recognition concepts on the WWW

Andrzej Drygajlo, Gary Garcia Molina, 2001, INTERSPEECH.

Impact of combining quality measures on biometric sample matching

Krzysztof Kryszczuk, Jonas Richiardi, Andrzej Drygajlo, 2009, 2009 IEEE 3rd International Conference on Biometrics: Theory, Applications, and Systems.

Speaker verification with noisy GSM quality speech

Andrzej Drygajlo, P. Renevey, M. El-Maliki, 1999 .

Orthogonal wavelet packet transmultiplexing using lattice structures

Andrzej Drygajlo, Benito Carnero, 1993 .

Combination of age and head pose for adult face verification

Andrzej Drygajlo, Weifeng Li, Hui Qiu, 2011, Face and Gesture 2011.

On-line signature verification resilience to packet loss in IP networks

Jonas Richiardi, Javier Ortega-Garcia, Andrzej Drygajlo, 2004 .

Voice, Forensic Evidence of

Andrzej Drygajlo, 2015, Encyclopedia of Biometrics.

This article has been accepted for inclusion in a future issue of this journal. Content is final as presented, with the exception of pagination.

Alejandro F. Frangi, Arman Savran, Michael C. Fairhurst, 2022 .

Impact of feature correlations on separation between bivariate normal distributions

Krzysztof Kryszczuk, Andrzej Drygajlo, 2008, 2008 19th International Conference on Pattern Recognition.

Speaker verification in score-ageing-quality classification space

Andrzej Drygajlo, Finnian Kelly, Naomi Harte, 2013, Comput. Speech Lang..

On developing a voice-enabled interface for interactive tour-guide robots

Roland Siegwart, Plamen J. Prodanov, Andrzej Drygajlo, 2003, Adv. Robotics.

Reliability-Based Decision Fusion in Multimodal Biometric Verification Systems

Krzysztof Kryszczuk, Jonas Richiardi, Plamen J. Prodanov, 2007, EURASIP J. Adv. Signal Process..

A Prosodic/Syntactic Model for Integrating Prosody in a Continuous Speech Recognition System

Andrzej Drygajlo, Antoine Rozenknop, 2000 .

Estimation of cylinder quality measures from quality maps for Minutia-Cylinder Code based latent fingerprint matching

Andrzej Drygajlo, M. Hamed Izadi, A. Drygajlo, 2013 .

Perceptual speech coding using time and frequency masking constraints

Andrzej Drygajlo, Benito Carnero, 1997, 1997 IEEE International Conference on Acoustics, Speech, and Signal Processing.

Missing features detection and handling for robust speaker verification

Andrzej Drygajlo, Mounir El-Maliki, 1999, EUROSPEECH.

Improving biometric verification with class-independent quality information

Krzysztof Kryszczuk, Andrzej Drygajlo, K. Kryszczuk, 2009 .

Speech Coding and Recognition in Noisy Environments for Communication Terminals

Andrzej Drygajlo, 2003 .

Securized flexible vocabulary voice messaging system on unix workstation with ISDN connection

Andrzej Drygajlo, Philippe Renevey, 1997, EUROSPEECH.

Identification of Aging Faces Using A-Stack Classification Model

Andrzej Drygajlo, Weifeng Li, 2009, 2009 2nd International Congress on Image and Signal Processing.

From Speaker Recognition to Forensic Speaker Recognition

Andrzej Drygajlo, 2014, BIOMET.

Error handling in multimodal biometric systems using reliability measures

Krzysztof Kryszczuk, Jonas Richiardi, Plamen J. Prodanov, 2005, 2005 13th European Signal Processing Conference.

Wavelet transform based coherence function for multi-channel speech enhancement

Andrzej Drygajlo, Djamila Mahmoudi, 1998, 9th European Signal Processing Conference (EUSIPCO 1998).

On Face Image Quality Measures

Krzysztof Kryszczuk, Andrzej Drygajlo, 2006 .

Quality dependent fusion of intramodal and multimodal biometric experts

Josef Kittler, Norman Poh, Krzysztof Kryszczuk, 2007, SPIE Defense + Commercial Sensing.

Combined Wiener and coherence filtering in wavelet domain for microphone array speech enhancement

Andrzej Drygajlo, Djamila Mahmoudi, A. Drygajlo, 1998, Proceedings of the 1998 IEEE International Conference on Acoustics, Speech and Signal Processing, ICASSP '98 (Cat. No.98CH36181).

What do quality measures predict in biometrics?

Krzysztof Kryszczuk, Andrzej Drygajlo, K. Kryszczuk, 2008, 2008 16th European Signal Processing Conference.

A joint factor analysis model for handling mismatched recording conditions in forensic automatic speaker recognition

Andrzej Drygajlo, Victor Alonso Moreno, 2012, 2012 5th IAPR International Conference on Biometrics (ICB).

Singular point detection in fingerprints using quadrant change information

Krzysztof Kryszczuk, Andrzej Drygajlo, K. Kryszczuk, 2006, 18th International Conference on Pattern Recognition (ICPR'06).

Multi-classifier Q-stack Aging Model for Adult Face Verification

Andrzej Drygajlo, Weifeng Li, 2010, 2010 20th International Conference on Pattern Recognition.

Entropy based voice activity detection in very noisy conditions

Andrzej Drygajlo, Philippe Renevey, A. Drygajlo, 2001, INTERSPEECH.

Fully featured secure biometric smart card device for fingerprint-based authentication and identification

Andrzej Drygajlo, Lionel Beaugé, 2010, MM&Sec '10.

Improving Classification with Class-Independent Quality Measures: Q-stack in Face Verification

Krzysztof Kryszczuk, Andrzej Drygajlo, 2007, ICB.

Adult Face Recognition in Score-Age-Quality Classification Space

Andrzej Drygajlo, Weifeng Li, Hui Qiu, 2011, BIOID.

Biometrics for Identity Documents and Smart Cards: European Perspective

Andrzej Drygajlo, 2008, BIOID.

Addressing the Vulnerabilities of Likelihood-Ratio-Based Face Verification

Krzysztof Kryszczuk, Andrzej Drygajlo, 2005, AVBPA.

Quality measures in unimodal and multimodal biometric verification

Krzysztof Kryszczuk, Jonas Richiardi, Andrzej Drygajlo, 2007, 2007 15th European Signal Processing Conference.

Client-specific A-stack model for adult face verification across aging

Andrzej Drygajlo, Weifeng Li, 2011, Signal Image Video Process..

Gradient-based image segmentation for face recognition robust to directional illumination

Krzysztof Kryszczuk, Andrzej Drygajlo, 2005, Visual Communications and Image Processing.

An interpretation framework for the evaluation of evidence in forensic automatic speaker recognition with limited suspect data

Andrzej Drygajlo, Anil Alexander, Filippo Botti, 2004, Odyssey.

Missing feature theory and probabilistic estimation of clean speech components for robust speech recognition

Andrzej Drygajlo, Philippe Renevey, 1999, EUROSPEECH.

Forensic speaker recognition based on a Bayesian framework and Gaussian mixture modelling (GMM)

Didier Meuwly, Andrzej Drygajlo, A. Drygajlo, 2001, Odyssey.

Multimodal interaction management for tour-guide robots using Bayesian networks

Plamen J. Prodanov, Andrzej Drygajlo, A. Drygajlo, 2003, Proceedings 2003 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2003) (Cat. No.03CH37453).

Sun Workstation and SwissNet Platform for Speech Recognition and Speaker Verification over the Telephone

Gérard Chollet, Andrzej Drygajlo, Philippe Renevey, 1996 .

Scoring and direct methods for the interpretation of evidence in forensic speaker recognition

Andrzej Drygajlo, Anil Alexander, 2004, INTERSPEECH.

Integration and imputation methods for unreliable feature compensation in GMM based speaker verification

Andrzej Drygajlo, Mounir El-Maliki, 2001, Odyssey.

Evaluation of speech quality measures for the purpose of speaker verification

Jonas Richiardi, Andrzej Drygajlo, J. Richiardi, 2008, Odyssey.

On combining evidence for reliability estimation in face verification

Krzysztof Kryszczuk, Andrzej Drygajlo, 2006, 2006 14th European Signal Processing Conference.

On the number of Gaussian components in a mixture: an application to speaker verification tasks

Andrzej Drygajlo, Mijail Arcienega, A. Drygajlo, 2003, INTERSPEECH.

Biometric ID Management and Multimodal Communication, Joint COST 2101 and 2102 International Conference, BioID_MultiComm 2009, Madrid, Spain, September 16-18, 2009. Proceedings

Anna Esposito, Julian Fierrez, Javier Ortega-Garcia, 2009, COST 2101/2102 Conference.

Q-stack aging model for face verification

Andrzej Drygajlo, Weifeng Li, Kewei Zhu, 2009, 2009 17th European Signal Processing Conference.

Embedding cylinder quality measures into minutia cylinder-code based latent fingerprint matching

Andrzej Drygajlo, M. Hamed Izadi, A. Drygajlo, 2012, MM&Sec '12.

Bayesian networks for error handling through multimodality fusion in spoken dialogues with mobile robots

Plamen J. Prodanov, Andrzej Drygajlo, A. Drygajlo, 2004, SAPA@INTERSPEECH.

Fast short-time orthogonal wavelet packet transform algorithms

Andrzej Drygajlo, Benito Carnero, 1995, 1995 International Conference on Acoustics, Speech, and Signal Processing.

MAN-MACHINE VOICE ENABLED INTERFACES

Andrzej Drygajlo, A. Drygajlo, 2003 .

Confidence and reliability measures in speaker verification

Jonas Richiardi, Plamen J. Prodanov, Andrzej Drygajlo, 2006, J. Frankl. Inst..

Introduction of a reliability measure in missing data approach for robust speech recognition

Andrzej Drygajlo, Philippe Renevey, 2000, 2000 10th European Signal Processing Conference.

Voice enabled interface for interactive tour-guide robots

Roland Siegwart, Plamen J. Prodanov, Andrzej Drygajlo, 2002, IEEE/RSJ International Conference on Intelligent Robots and Systems.

Aging face verification in score-age space using single reference image template

Andrzej Drygajlo, Weifeng Li, Hui Qiu, 2010, 2010 Fourth IEEE International Conference on Biometrics: Theory, Applications and Systems (BTAS).

Reliability-Based Voting Schemes Using Modality-Independent Features in Multi-classifier Biometric Authentication

Jonas Richiardi, Andrzej Drygajlo, 2007, MCS.

Multiresolution speech analysis using fast time-varying orthogonal wavelet packet transform algorithms

Andrzej Drygajlo, Nicolas Thevoz, 1995, EUROSPEECH.

On Development of Inspection System for Biometric Passports Using Java

Luis Terán, Andrzej Drygajlo, A. Drygajlo, 2009, COST 2101/2102 Conference.

Missing feature theory and probabilistic estimation of the clean components for robust speech recognition

Andrzej Drygajlo, Philippe Renevey, 1999 .

A probabilistic measure of modality reliability in speaker verification

Jonas Richiardi, Plamen J. Prodanov, Andrzej Drygajlo, 2005 .

Java SpeechLab - Interactive speech analysis laboratory on the Word-Wide Web

Andrzej Drygajlo, Guy Delafontaine, 1999 .

Decision Networks for Repair Strategies in Speech-Based Interaction with Mobile Tour-Guide Robots

Plamen J. Prodanov, Andrzej Drygajlo, A. Drygajlo, 2005, Proceedings of the 2005 IEEE International Conference on Robotics and Automation.

Bayesian networks for spoken dialogue management in multimodal systems of tour-guide robots

Plamen J. Prodanov, Andrzej Drygajlo, A. Drygajlo, 2003, 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, 1995, EUROSPEECH.

Robust phase shift estimation in noise for microphone arrays with virtual sensors

Andrzej Drygajlo, Mijail Arcienega, Joseph Malsano, 2000, 2000 10th European Signal Processing Conference.

A DISTRIBUTED MULTIMODAL BIOMETRIC AUTHENTICATION FRAMEWORK

Jonas Richiardi, Andrzej Drygajlo, Alicia Palacios-Venin, 2005 .

Extraction of Level 2 and Level 3 Features for Fragmentary Fingerprint Comparison

Krzysztof Kryszczuk, Andrzej Drygajlo, Patrice Morier, 2008 .

Biometrics and Identity Management: First European Workshop, BIOID 2008, Roskilde, Denmark, May 7-9, 2008. Revised Selected Papers

Massimo Tistarelli, Ben A. M. Schouten, Andrzej Drygajlo, 2008 .

Methodological Guidelines for Best Practice in Forensic Semiautomatic and Automatic Speaker Recognition including Guidance on the Conduct of Proficiency Testing and Collaborative Exercises

Andrzej Drygajlo, Michael Jessen, Tuija Niemi, 2016 .

Aural and automatic forensic speaker recognition in mismatched conditions

Andrzej Drygajlo, Damien Dessimoz, Filippo Botti, 2005 .