Year | Publication | |
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2012 | 'Genetic Programming for Musical Sound Analysis'
Loughran, R; Walker, J; O'Neill, M; McDermott, J (2012) 'Genetic Programming for Musical Sound Analysis' In: Evolutionary and Biologically Inspired Music, Sound, Art and Design LNCS vol. 7247. Berlin, Heidelberg, Germany: Springer. [DOI] [Details] |
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2007 | 'A Review of Glottal Waveform Analysis'
Walker, J; Murphy, P (2007) 'A Review of Glottal Waveform Analysis' In: Progress in Nonlinear Speech Processing, WNSP (Workshop on Nonlinear Speech Processing) 2005, LNCS 4391. Berlin: Springer-Verlag. [Details] |
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2005 | 'Advanced methods for glottal wave extraction'
Walker, J; Murphy, P (2005) 'Advanced methods for glottal wave extraction' In: Springer Verlag NOLISP 2005 Lecture Notes in Artificial Intelligence, 3817. Berlin: Springer-Verlag. [Details] |
Year | Publication | |
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2013 | 'Experimental and Simulation Study for Commercial Time Transfer Service over Geostationary Satellite'
Walker, J;Genova, M (2013) 'Experimental and Simulation Study for Commercial Time Transfer Service over Geostationary Satellite'. NCSLI Measure: The Journal of Measurement Science, [ULIR Link] [Details] |
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2010 | 'A New Spike Detection Algorithm for Extracellular Neural Recordings'
Shahid, S; Walker, J; Smith, LS (2010) 'A New Spike Detection Algorithm for Extracellular Neural Recordings'. IEEE TRANSACTIONS ON BIOMEDICAL ENGINEERING, 57 (4):853-866 [DOI] [Details] |
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2010 | 'Experimental Evaluation of the Jitter Generated in Timing Transfer'
Walker, J; Cantoni, A (2010) 'Experimental Evaluation of the Jitter Generated in Timing Transfer'. IEEE TRANSACTIONS ON COMMUNICATIONS, 58 (12):3605-3612 [DOI] [ULIR Link] [Details] |
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2008 | 'Cepstrum of bispectrum - A new approach to blind system reconstruction'
Shahid, S; Walker, J (2008) 'Cepstrum of bispectrum - A new approach to blind system reconstruction'. SIGNAL PROCESSING, 88 (1):19-32 [DOI] [ULIR Link] [Details] |
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2007 | 'Modeling the effect of nonideal reference clocks on the jitter generated in timing transfer'
Walker, J; Cantoni, A (2007) 'Modeling the effect of nonideal reference clocks on the jitter generated in timing transfer'. IEEE TRANSACTIONS ON COMMUNICATIONS, 55 (1):44-47 [DOI] [ULIR Link] [Details] |
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2007 | 'Characterization of a flip-flop metastability measurement method'
Cantoni, A; Walker, J; Tomlin, TD (2007) 'Characterization of a flip-flop metastability measurement method'. IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS I-REGULAR PAPERS, 54 (5):1032-1040 [DOI] [Details] |
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2006 | 'Smart music onset detection combined with band-wise processing'
Liu, R; Feurer, K; Griffith, N; Walker, J (2006) 'Smart music onset detection combined with band-wise processing'. SHENGXUE JISHU, 25 (6):635-643 [Details] |
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2005 | 'Application of higher order statistics techniques to EMG signals to characterize the motor unit action potential'
Shahid, S; Walker, J; Lyons, GM; Byrne, CA; Nene, AV (2005) 'Application of higher order statistics techniques to EMG signals to characterize the motor unit action potential'. IEEE TRANSACTIONS ON BIOMEDICAL ENGINEERING, 52 (7):1195-1209 [DOI] [ULIR Link] [Details] |
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2003 | 'A new reconstruction approach in the SRTS method'
Walker, J; Cantoni, A (2003) 'A new reconstruction approach in the SRTS method'. IEEE TRANSACTIONS ON COMMUNICATIONS, 51 (11):1761-1764 [DOI] [Details] |
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1999 | 'Modeling of the synchronization process jitter spectrum with input jitter'
Walker, J; Cantoni, A (1999) 'Modeling of the synchronization process jitter spectrum with input jitter'. IEEE TRANSACTIONS ON COMMUNICATIONS, 47 (2):316-324 [DOI] [Details] |
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1998 | 'Determining parameters to minimize jitter generation in the SRTS method'
Walker, J; Cantoni, A (1998) 'Determining parameters to minimize jitter generation in the SRTS method'. IEEE TRANSACTIONS ON COMMUNICATIONS, 46 (1):82-90 [DOI] [Details] |
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1996 | 'Jitter Analysis for Two Methods of Synchronization for External Timing Injection'
Walker, J; Cantoni, A (1996) 'Jitter Analysis for Two Methods of Synchronization for External Timing Injection'. IEEE TRANSACTIONS ON COMMUNICATIONS, 44 (2):269-276 [Details] |
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1996 | 'A New Synchronizer Design'
Walker, J; Cantoni, A (1996) 'A New Synchronizer Design'. IEEE TRANSACTIONS ON COMPUTERS, 45 (11):1308-1311 [Details] |
Year | Publication | |
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2020 | URSI GASS 2020
Taylor, David; Walker, Jacqueline; Strunz, Bob (2020) 3D Plastic Printing and its application to radio frequency components and structures URSI GASS 2020 [Details] |
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2014 | DAFx 2014 - Proceedings of the 17th International Conference on Digital Audio Effects
Roddy M.;Walker J. (2014) A method of morphing spectral envelopes of the singing voice for use with backing vocals DAFx 2014 - Proceedings of the 17th International Conference on Digital Audio Effects [Details] |
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2014 | DAFX-14: 17TH INTERNATIONAL CONFERENCE ON DIGITAL AUDIO EFFECTS
Pigott, D;Walker, J (2014) A PRELIMINARY MODEL FOR THE SYNTHESIS OF SOURCE SPACIOUSNESS DAFX-14: 17TH INTERNATIONAL CONFERENCE ON DIGITAL AUDIO EFFECTS , pp.49-55 [Details] |
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2014 | DAFx 2014 - Proceedings of the 17th International Conference on Digital Audio Effects
Pigott D.;Walker J. (2014) A preliminary model for the synthesis of source spaciousness DAFx 2014 - Proceedings of the 17th International Conference on Digital Audio Effects [Details] |
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2014 | DAFX-14: 17TH INTERNATIONAL CONFERENCE ON DIGITAL AUDIO EFFECTS
Roddy, M;Walker, J (2014) A METHOD OF MORPHING SPECTRAL ENVELOPES OF THE SINGING VOICE FOR USE WITH BACKING VOCALS DAFX-14: 17TH INTERNATIONAL CONFERENCE ON DIGITAL AUDIO EFFECTS , pp.23-28 [Details] |
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2013 | 2013 JOINT EUROPEAN FREQUENCY AND TIME FORUM & INTERNATIONAL FREQUENCY CONTROL SYMPOSIUM (EFTF/IFC)
Walker, J,Genova, M, (2013) Simulation Study for Commercial Time Transfer Service over Geostationary Satellite 2013 JOINT EUROPEAN FREQUENCY AND TIME FORUM & INTERNATIONAL FREQUENCY CONTROL SYMPOSIUM (EFTF/IFC) , pp.492-495 [ULIR Link] [Details] |
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2012 | Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Loughran R.;Walker J.;O'Neill M.;McDermott J. (2012) Genetic programming for musical sound analysis Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) , pp.176-186 [DOI] [Details] |
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2012 | 44th Annual Precise Time and Time Interval (PTTI) Systems and Applications Meeting 2012
Walker J.;Genova M. (2012) Experimental and simulation study for commercial time transfer service over geostationary satellite 44th Annual Precise Time and Time Interval (PTTI) Systems and Applications Meeting 2012 , pp.221-237 [Details] |
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2008 | ICALIP 2008 - 2008 International Conference on Audio, Language and Image Processing, Proceedings
Kreutzer C.;Walker J.;O'Neill M. (2008) A parametric model for spectral sound synthesis of musical sounds ICALIP 2008 - 2008 International Conference on Audio, Language and Image Processing, Proceedings , pp.633-637 [DOI] [Details] |
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2008 | SIGMAP 2008 - Proceedings of the International Conference on Signal Processing and Multimedia Applications
Kreutzer C.;Walker J.;O'Neill M. (2008) Time domain attack and release modeling applied to spectral domain sound synthesis SIGMAP 2008 - Proceedings of the International Conference on Signal Processing and Multimedia Applications , pp.119-124 [Details] |
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2008 | ICALIP 2008 - 2008 International Conference on Audio, Language and Image Processing, Proceedings
Loughran R.;Walker J.;O'Neill M.;O'Farrell M. (2008) Musical instrument identification using principal component analysis and multi-layered perceptrons ICALIP 2008 - 2008 International Conference on Audio, Language and Image Processing, Proceedings , pp.643-648 [DOI] [Details] |
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2008 | International Computer Music Conference, ICMC 2008
Loughran R.;Walker J.;O'Neill M.;O'Farrell M. (2008) The use of Mel-frequency cepstral coefficients in musical instrument identification International Computer Music Conference, ICMC 2008 [Details] |
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2008 | 2008 IEEE Congress on Evolutionary Computation, CEC 2008
Piccand S.;O'Neill M.;Walker J. (2008) On the scalability of particle swarm optimisation 2008 IEEE Congress on Evolutionary Computation, CEC 2008 , pp.2505-2512 [DOI] [Details] |
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2007 | Proceedings of GECCO 2007: Genetic and Evolutionary Computation Conference
Piccand S.;O'Neill M.;Walker J. (2007) Scalability of particle swarm algorithms Proceedings of GECCO 2007: Genetic and Evolutionary Computation Conference [DOI] [Details] |
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2007 | Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Walker J.;Murphy P. (2007) A review of glottal waveform analysis Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) , pp.1-21 [Details] |
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2006 | Proceedings - IEEE International Symposium on Circuits and Systems
Cantoni A.;Walker J. (2006) Characterization of a metastability measurement system Proceedings - IEEE International Symposium on Circuits and Systems , pp.4135-4138 [Details] |
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2006 | Characterization of a metastability measurement system
Cantoni, A,Walker, J, (2006) 2006 IEEE INTERNATIONAL SYMPOSIUM ON CIRCUITS AND SYSTEMS, VOLS 1-11, PROCEEDINGS Characterization of a metastability measurement system [ULIR Link] [Details] |
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2005 | Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Walker J.;Murphy P. (2005) Advanced methods for glottal wave extraction Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) , pp.139-149 [Details] |
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2009 | 20th Irish Signals and Systems Conference
Loughran R Walker J O'Neill M (2009) An exploration of genetic algorithms for efficient musical instrument identification 20th Irish Signals and Systems Conference , 10-JUN-09 - 11-JUN-09 [Details] |
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2008 | International Computer Music Conference
Loughran, R., Walker, J., O¿Farrell, M. and O¿Neill, M. (2008) The Use of Mel-frequency Cepstral Coefficients in Musical Instrument Identification International Computer Music Conference , 24-AUG-08 - 29-AUG-08 , pp.387-390 [ULIR Link] [Details] |
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2008 | 2008 IEEE CONGRESS ON EVOLUTIONARY COMPUTATION, VOLS 1-8
Piccand, S; ONeill, M; Walker, J (2008) On the Scalability of Particle Swarm Optimisation 2008 IEEE CONGRESS ON EVOLUTIONARY COMPUTATION, VOLS 1-8 , pp.2505-2512 [Details] |
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2008 | 2008 INTERNATIONAL CONFERENCE ON AUDIO, LANGUAGE AND IMAGE PROCESSING, VOLS 1 AND 2, PROCEEDINGS
Loughran, R; Walker, J; ONeill, M; OFarrell, M (2008) Musical instrument identification using principal component analysis and multi-layered perceptrons 2008 INTERNATIONAL CONFERENCE ON AUDIO, LANGUAGE AND IMAGE PROCESSING, VOLS 1 AND 2, PROCEEDINGS , pp.643-648 [ULIR Link] [Details] |
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2008 | 2008 INTERNATIONAL CONFERENCE ON AUDIO, LANGUAGE AND IMAGE PROCESSING, VOLS 1 AND 2, PROCEEDINGS
Kreutzer, C; Walker, J; ONeill, M (2008) A parametric model for spectral sound synthesis of musical sounds 2008 INTERNATIONAL CONFERENCE ON AUDIO, LANGUAGE AND IMAGE PROCESSING, VOLS 1 AND 2, PROCEEDINGS , pp.633-637 [Details] |
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2008 | SIGMAP 2008: PROCEEDINGS OF THE INTERNATIONAL CONFERENCE ON SIGNAL PROCESSING AND MULTIMEDIA APPLICATIONS
Kreutzer, C; Walker, J; ONeill, M (2008) Time domain attack and release modeling - Applied to spectral domain sound synthesis SIGMAP 2008: PROCEEDINGS OF THE INTERNATIONAL CONFERENCE ON SIGNAL PROCESSING AND MULTIMEDIA APPLICATIONS , pp.119-124 [ULIR Link] [Details] |
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2008 | 8th International Conference on Mathematics in Signal Processing
Quinn D; Walker, J (2008) Statistical, Spectral and Stochastic Characteristics of Music 8th International Conference on Mathematics in Signal Processing Cirencester, England, UK, , 16-DEC-08 - 18-DEC-08 , pp.120-123 [Details] |
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2008 | 8th International Conference on Mathematics in Signal Processing
Quinn, D; Walker, J (2008) Wavelet-Based Transforms as a Means of Signal Separation 8th International Conference on Mathematics in Signal Processing Cirencester, England, UK, , 16-DEC-08 - 18-DEC-08 , pp.157-161 [Details] |
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2008 | 5th International Symposium on Computer Music Modeling and Retrieval
Loughran, R; Walker, J; O'Farrell, M; O'Neill, M (2008) Comparison of Features in Musical Instrument Identification using Artificial Neural Networks 5th International Symposium on Computer Music Modeling and Retrieval Copenhagen, Denmark, , 19-MAY-08 - 23-MAY-08 , pp.19-33 [ULIR Link] [Details] |
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2007 | Inaugural International Conference on Music Communication Science (ICOMCS)
Kelly, R; Walker, J (2007) Automatic Transcription of Polyphonic Piano Music Using a Note Masking Technique Inaugural International Conference on Music Communication Science (ICOMCS) , 04-DEC-07 - 07-DEC-07 [ULIR Link] [Details] |
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2007 | Progress in Nonlinear Speech Processing
Walker, J; Murphy, P (2007) A review of glottal waveform analysis Progress in Nonlinear Speech Processing , pp.1-21 [Details] |
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2007 | GECCO 2007: GENETIC AND EVOLUTIONARY COMPUTATION CONFERENCE, VOL 1 AND 2
Piccand, S; ONeill, M; Walker, J (2007) Scalability of Particle Swarm Algorithms GECCO 2007: GENETIC AND EVOLUTIONARY COMPUTATION CONFERENCE, VOL 1 AND 2 , pp.179-179 [Details] |
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2006 | IEEE International Symposium on Circuits and Systems (ISCAS06)
Cantoni, A. and Walker, J. (2006) Characterization of a Metastability Measurement System . In: Proceedings of the 2006 IEEE International Symposium on Circuits and Systems. ISBN: 0-7803-9390-2; IEEE CAS Society eds. IEEE International Symposium on Circuits and Systems (ISCAS06) , 21-MAY-06 - 24-MAY-06 , pp.4135-4138 [Details] |
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2005 | Nonlinear Speech Processing 2005 (NOLISP'05)
Walker, J. and P. Murphy (2005) Glottal pulse identification CD-Rom Proceedings . In: Faundez-Zanuy, M eds. Nonlinear Speech Processing 2005 (NOLISP'05) , 19-APR-05 - 22-APR-05 , pp.CD-Rom-* [Details] |
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2005 | ISCA Tutorial and Workshop on Nonlinear Speech Processing - NoLisp'05
Walker, J,Murphy, P (2005) Advanced methods for glottal wave extraction ISCA Tutorial and Workshop on Nonlinear Speech Processing - NoLisp'05 Barcelona, Spain, , 19-APR-05 - 22-APR-05 , pp.139-149 [Details] |
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2004 | 17th International EURASIP Conference BIOSIGNAL 2004
Shahjahan, S; Walker, J; Lyons, G; Byrne, C A (2004) Characterization of Neuron Firing Pulses in Electromyographic Signal 17th International EURASIP Conference BIOSIGNAL 2004 , 23-JUN-04 - 25-JUN-04 , pp.72-74 [Details] |
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2004 | 6th IMA International Conference on Mathematics in Signal Processing
Walker, J; Bimbot, F; Benaroya, L (2004) Experimental Evaluation of Source Separation with Only One Sensor 6th IMA International Conference on Mathematics in Signal Processing Cirencester, England, UK, , 14-DEC-04 - 16-DEC-04 , pp.203-206 [ULIR Link] [Details] |
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2004 | 4th International Symposium on Communication Systems, Networks and Digital Signal Processing (CSNDSP)
Walker, J (2004) An Improved Jitter Time-Stamp for Timing Recovery in AAL2 4th International Symposium on Communication Systems, Networks and Digital Signal Processing (CSNDSP) Newcastle, England, UK, , 20-JUL-04 - 22-JUL-04 , pp.318-321 [Details] |
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2003 | Irish Signals and Systems Conference 2003 (ISSC'03)
Shahid, S. and Walker, J. (2003) The complex cepstrum of bicepstrum for system reconstruction with application to sEMG signal . In: H. Mahdi, M. J. Hayes eds. Irish Signals and Systems Conference 2003 (ISSC'03) , 30-JUN-03 - 02-JUL-03 , pp.230-235 [ULIR Link] [Details] |
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2003 | ISCA Tutorial and Workshop on Nonlinear Speech Processing - Nolisp'03
Walker, J (2003) Application of the bispectrum to glottal pulse analysis’ ISCA Tutorial and Workshop on Nonlinear Speech Processing - Nolisp'03 , 20-MAY-03 - 23-MAY-03 [ULIR Link] [Details] |
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2003 | Stockholm Music Acoustics Conference (SMAC’03)
Liu, R; Griffith, N;, Walker, J; Murphy, P (2003) Time domain note average energy based music onset detection . In: Bresin, R eds. Stockholm Music Acoustics Conference (SMAC’03) Stockholm, Sweden, , 06-AUG-03 - 09-AUG-03 , pp.553-556 [ULIR Link] [Details] |
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2003 | Irish Signals and Systems Conference 2003 (ISSC'03)
Walker, J. and Murphy, P. (2003) An Analytical Spectral Formulation of Glottal Flow . In: H. Mahdi, M. J. Hayes eds. Irish Signals and Systems Conference 2003 (ISSC'03) , 30-JUN-03 - 02-JUL-03 , pp.242-246 [ULIR Link] [Details] |
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2001 | Irish Signals and Systems Conference 2001 (ISSC'01)
Walker, J. and Murphy, P. (2001) Spectra of Amplitude-Perturbed Glottal Waveforms . In: * eds. Irish Signals and Systems Conference 2001 (ISSC'01) , 25-JUN-01 - 27-JUN-01 , pp.364-367 [ULIR Link] [Details] |
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2001 | Irish Signals and Systems Conference 2001 (ISSC'01)
Shahid, S. and Walker, J. (2001) Application of Bispectrum Based Signal Reconstruction to sEMG Signal . In: * eds. Irish Signals and Systems Conference 2001 (ISSC'01) , 25-JUN-01 - 27-JUN-01 , pp.407-411 [ULIR Link] [Details] |
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2000 | University of Limerick Biomedical Institute, 3rd Annual Research Day, Biomedicine in the Aged
Walker, J. and Shahid, S. (2000) Higher order spectral estimation and its application in biomedical signal processing . In: Dr T. McLoughlin eds. University of Limerick Biomedical Institute, 3rd Annual Research Day, Biomedicine in the Aged , 23-JUN-00 - 23-JUN-00 , pp.5-5 [ULIR Link] [Details] |
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1994 | IEEE International Symposium on Circuits and Systems 1994 (ISCAS'94)
Walker, J. and Cantoni, A. (1994) A New Design for a Frame Sampling Synchronizer . In: R Soin eds. IEEE International Symposium on Circuits and Systems 1994 (ISCAS'94) , 30-MAY-94 - 02-JUN-94 , pp.97-100 [Details] |
Association | Function | From / To | |
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IEEE | Professional Engineering and Technology Association | 30-DEC-91 / 30-DEC-21 | |
IET | Professional Engineering and Technology Association | 31-DEC-91 / 31-DEC-21 |
Employer | Position | From / To | |
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Co-Operative Research Centre in Broadband Telecoms | Research Engineer | 08-DEC-96 / 30-SEP-97 | |
University of Limerick | Lecturer | 17-NOV-97 / 30-DEC-99 |
Year | Institution | Qualification | Subject | |
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1997 | Curtin University of Technology | Ph.D. | ||
1988 | University of Western Australia | B.A. | ||
1993 | University of Western Australia | Bachelor of Engineering |
Language | Reading | Writing | Speaking | |
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Italian | Functional | Functional | Functional | |
French | Fluent | Functional | Functional |
Client | Description | |
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Fountain Software, Ennis, Co. Clare | ||
Mixed Processing Ltd |