Darragh O'Brien

DR

Profile Photo
Dr. Darragh O'Brien is a member of the ADAPT research centre at Dublin City University where he lectures in the School of Computing. His primary research interests are speech processing and computer security.

Peer Reviewed Journal

Year Publication
2001 O'Brien, Darragh and Monaghan, Alex IC (2001) 'Concatenative speech synthesis based on a harmonic model'. 9 (1):11-20.

Book Chapter

Year Publication
2007 McMullin, Barry and Kelly, Ciar\'an and O'Brien, Darragh (2007) 'Multi-level selectional stalemate in a simple artificial chemistry' In: : Springer Berlin Heidelberg.
2001 O'Brien, Darragh and Monaghan, Alex (2001) 'Shape invariant pitch and time-scale modification of speech based on a harmonic model' In: : Wiley Online Library.

Conference Publication

Year Publication
2006 Kirkpatrick B.;O'Brien D.;Scaife R. (2006) INTERSPEECH 2006 and 9th International Conference on Spoken Language Processing, INTERSPEECH 2006 - ICSLP Feature extraction for spectral continuity measures in concatenative speech synthesis
2020 Nam H. Trinh, Darragh O'Brien (2020) 8th International Conference on Statistical Language and Speech Processing Generative adversarial network-based semi-supervised learning for pathological speech classification
2020 Nam H. Trinh, Darragh O'Brien (2020) Irish Systems and Signals Conference Semi-Supervised Learning with Generative Adversarial Networks for Pathological Speech Classification Link
2019 Nam H. Trinh, Darragh O'Brien (2019) Irish Machine Vision and Image Processing Pathological Speech Classification Using a Convolutional Neural Network Link
2017 O'Brien D. (2017) Annual Conference on Innovation and Technology in Computer Science Education, ITiCSE Teaching operating systems concepts with SystemTap
2018 Aboud E.;O'Brien D. (2018) CEUR Workshop Proceedings Detection of malicious VBA macros using Machine Learning methods
2017 Monika Wielogorska, Darragh O'Brien (2017) Irish Conference on Artificial Intelligence and Cognitive Science DNS Traffic Analysis for Botnet Detection
2017 Darragh O'Brien (2017) ACM Conference on Innovation and Technology in Computer Science Education Teaching Operating Systems Concepts with SystemTap
2012 Li, Haoxuan and O'Brien, Darragh and Scaife, Ronan (2012) Irish Signals and Systems Conference, Proceedings of the Comparison of time-and frequency-domain based LF-model fitting methods for voice source parametrisation
2012 Li, Haoxuan and O'Brien, Darragh and Scaife, Ronan (2012) Signal Processing Conference (EUSIPCO), 2012 Proceedings of the 20th European Robust tracking of glottal LF-model parameters by multi-estimate fusion
2012 Li, Haoxuan and Scaife, Ronan and O'Brien, Darragh (2012) Signal Processing Conference (EUSIPCO), Proceedings of the 20th European Automatic LF-model fitting to the glottal source waveform by extended kalman filtering
2011 Li, Haoxuan and Scaife, Ronan and O’Brien, Darragh (2011) IET Irish Signals and Systems Conference, Proceedings of the 22nd LF model based glottal source parameter estimation by extended Kalman filtering
2008 Fitzpatrick, D. and Luan, H. Y. and O'Brien, D. (2008) International Conference on Information Technology and Telecommunication, Proceedings of the 8th Agent-based network intrusion detection
2008 Kelly, Ciar\'an and McMullin, Barry and O'Brien, Darragh (2008) ALIFE Enrichment of Interaction Rules in a String-Based Artificial Chemistry
2007 Kelly, C. and McMullin, B. and O'Brien, D. and Mitchell, G. G. and Speroni di Fenizion, P. (2007) European Conference on Complex Systems, Proceedings of the The evolution of complexity in a multi-level artificial chemistry
2007 McMullin, Barry and Kelly, Ciar\'an and O'Brien, Darragh and Mitchell, George G and Decraene, James (2007) International Conference on Morphological Computation, Proceedings of the Preliminary steps toward artificial protocell computation
2007 McMullin, Barry and Kelly, Ciar\'an and O’Brien, Darragh (2007) European Conference on Artificial Life Multi-level selectional stalemate in a simple artificial chemistry
2007 Kirkpatrick, Barry and O’Brien, Darragh and Scaife, Ron\'an (2007) ISCA Workshop on Speech Synthesis, Proceedings of the 6th Feature transformation applied to the detection of discontinuities in concatenated speech
2007 Seufert, Stefan and O'Brien, Darragh (2007) 2007 IEEE International Conference on Communications Machine learning for automatic defence against distributed denial of service attacks
2007 McMullin, B. and Kelly, C. and O'Brien, D. (2007) European Conference on Artificial Life, Proceedings of the Selectional stalemate in a simple artfifical chemistry
2007 Kirkpatrick, Barry and O'Brien, Darragh and Scaife, Ronan and Errity, Andrew (2007) INTERSPEECH On the role of spectral dynamics in unit selection speech synthesis
2007 Kirkpatrick, Barry and O'Brien, Darragh and Scaife, Ron\'an and Errity, Andrew (2007) International Conference on Digital Signal Processing, Proceedings of the 15th Spectral dynamics as a source of discontinuity in concatenative speech synthesis
2006 Kirkpatrick, Barry and O'Brien, Darragh and Scaife, Ronan (2006) Irish Signals and Systems Conference, 2006. IET A comparison of spectral continuity measures as a join cost in concatenative speech synthesis
2006 Kelly, Ciaran and Decraene, James and Mitchell, George G and McMullin, Barry and O'Brien, Darragh (2006) International Workshop on Systems Biology, Proceedings of the Cellular computation using classifier systems
2006 Kirkpatrick, Barry and O'Brien, Darragh and Scaife, Ron\'an (2006) International Conference on Spoken Language Processing, Proceedings of the 9th Feature extraction for spectral continuity measures in concatenative speech synthesis
2006 Kelly, Ciaran and McMullin, Barry and O'Brien, Darragh (2006) European Conference on Complex Systems, Proceedings of the On protocell computation
1999 O'Brien, Darragh and Monaghan, Alex (1999) IEEE International Conference on Acoustics, Speech, and Signal Processing, Proceedings of the Shape invariant time-scale modification of speech using a harmonic model
1999 Darragh O'Brien and Alex I. C. Monaghan (1999) European Conference on Speech Communication and Technology, EUROSPEECH 1999, Proceedings of the 6th Shape invariant pitch modification of speech using a harmonic model Link
Certain data included herein are derived from the ? Web of Science (2021) of Clarivate. All rights reserved.

Employment

Employer Position From / To
Sun Microsystems Software engineer 01/09/1999 - 01/11/2002

Education

Start date Institution Qualification Subject
Dublin City University B.Sc.
Dublin City University Ph.D.

Languages

Language Reading Writing Speaking
English Fluent Fluent Fluent
French Fluent Fluent Functional

Research Interests

Speech processing, computer security.

Teaching Interests

Computer programming, operating systems, software security, network security.

Modules Coordinated

Term Title Subject
2020 Network Security CA645
2022 Computing Programming II CA117