Scientific Publications
Contents
Journal Articles
A Omidvarnia, G Azemi, B Boashash, JM O’ Toole, PB Colditz, S Vanhatalo (2014) Measuring time-varying information flow for scalp EEG signals: orthogonalized partial directed coherence. IEEE Transcations on Biomedical Engineering, 61(3), pp. 680–693.
links: PDF || doi:10.1109/TBME.2013.2286394
NL Grigg, SC Wearing, JM O’ Toole, JE Smeathers (2014) The effect of exercise repetition
on the frequency characteristics of motor output force: implications for Achilles
tendinopathy rehabilitation. Journal of Science and Medicine in Sport, 17(1), pp 13–17.
links: doi:10.1016/j.jsams.2013.03.014
B Boashash, G Azemi, JM O’ Toole (2013) Time-Frequency Processing of Nonstationary Signals: Advanced TFD Design to Aid Diagnosis with Highlights from Medical Applications IEEE Signal Processing Magazine, 30(6), pp 108–109.
links: PDF || doi:10.1109/MSP.2013.2265914 || code
JM O’ Toole, B Boashash, (2013) Fast and memory-efficient algorithms for computing quadratic time–frequency distributions. Applied and Computational Harmonic Analysis, 35(2), 350–358.
links: PDF || doi:10.1016/j.acha.2013.01.003 || code
A Omidvarnia, G Azemi, JM O’ Toole, B Boashash, B. (2013) Robust estimation of highly-varying nonlinear instantaneous frequency of monocomponent signals using a lower-order complex-time distribution. Signal Processing, 93(11), 3251–3260.
links: PDF || doi:10.1016/j.sigpro.2013.03.041
NL Grigg, SC Wearing, JM O’ Toole, JE Smeathers, (2013) Achilles tendinopathy modulates force frequency characteristics of eccentric exercise. Medicine and Science in Sports and Exercise, 45(3), 520–526.
links: doi:10.1249/MSS.0b013e31827795a7
M Mesbah, JM O’ Toole, PB Colditz, B Boashash, (2012) Instantaneous Frequency Based Newborn EEG Seizures Characterization. EURASIP Journal on Advances in Signal Processing, 2012(143).
links: PDF || doi:10.1186/1687-6180-2012-143
NJ Stevenson, JM O’ Toole, L. Rankine, GB Boylan, B Boashash (2012) A nonparametric feature for neonatal EEG seizure detection based on a representation of pseudo-periodicity. Medical Engineering \Physics, 34(4), 437–446.
links: PDF || doi:10.1016/j.medengphy.2011.08.001
JM O’ Toole, B Boashash (2011) Time–frequency detection of slowly varying periodic signals with harmonics: methods and performance evaluation. EURASIP Journal on Advances in Signal Processing, 2011(193797).
links: PDF || doi:10.1155/2011/193797
JM O’ Toole, M Mesbah, B Boashash (2010) Improved discrete definition of quadratic time–frequency distributions. IEEE Transactions on Signal Processing, 58(2), 906–911.
links: PDF || doi:10.1109/TSP.2009.2031287 || code
JM O’ Toole, M Mesbah, B Boashash (2010) Accurate and efficient implementation of the time–frequency matched filter. IET Signal Processing, 4(4), 428–437.
links: PDF || doi:10.1049/iet-spr.2009.0104 || code
JM O’ Toole, M Mesbah, B Boashash, (2008) Algorithms for discrete quadratic time-frequency distributions. WSEAS Trans. Signal Processing, 4(5), 310–315.
JM O’ Toole, M Mesbah, B Boashash, (2008) A new discrete analytic signal for reducing aliasing in the discrete Wigner–Ville distribution. IEEE Transactions on Signal Processing, 56(11), 5427–5434.
links: PDF || doi:10.1109/TSP.2008.929325 || code
Conference Proceedings
J.M. O’ Toole and N.J. Stevenson (2014), Assessing instantaneous energy in the EEG: a non-negative, frequency-weighted energy operator, IEEE Int. Conf. on Eng. in Medicine and Biology (EMBC’14), Chicago, USA, August 2014
links: paper ||
poster || code
JM O’ Toole, B. García Zapirain, I Maestro Saiz, A Beatriz Anaya Chen, I Yurrebaso Santamaría (2012) Estimating the time-varying periodicity of epileptiform discharges in the electroencephalogram In Int. Conf. on Info. Science, Signal Process. and Its Applications (ISSPA-12), Montreal, Canada, pp. 1262–1267.
links: PDF || doi:10.1109/ISSPA.2012.6310480
JM O’ Toole, B García Zapirain (2012) Glottal Waveform Model for Oesophageal Speech. In Proc. Int. Conf. on Info. Systems and Economic Intelligence, Djerba, Tunisia, pp. 206–209.
links: PDF
A Omidvarnia, G Azemi, B Boashash, JM O’ Toole, PB Colditz, S Vanhatalo (2012) Orthogonalized partial directed coherence for functional connectivity analysis of newborn EEG. In Int. Conf. on Neural Info. Process. (ICONIP), Part II, Lecture Notes in Computer Science, 7664, Vol. 5, Doha, Qatar, pp. 683–691.
links: PDF || doi:10.1007/978-3-642-34481-7_83
JM O’ Toole, B. García Zapirain (2011) Quantifying parameters of a source-filter model for oesophageal speech. In Proc. IEEE Int. Symp. on Signal Process. and Info. Tech. (ISSPIT-11), pp. 532–537, Bilbao, Spain.
links: PDF || doi:10.1109/ISSPIT.2011.6151618
A Omidvarnia, M Mesbah, MS Khlif, JM O’ Toole, PB Colditz, and B Boashash (2011), Kalman filter-based PDC and dDTF measures for cortical connectivity analysis of newborn EEG, in Int. Conf. IEEE Eng. in Medicine and Bio. Society (EMBC-11), vol. 1, no. 2, Boston, USA, Aug., pp. 2–5.
A Omidvarnia, M Mesbah, JM O’ Toole, P Colditz, B Boashash (2011), Analysis of the time-varying cortical neural connectivity in the newborn EEG: a time-frequency approach, in Int. Workshop on Systems, Signal Process. and their Applications (WOSSPA-11), Tipaza, Algeria, May, p. 4.
S Dong, M Mesbah, BE Lingwood, JM O’ Toole, and B Boashash (2011), Time–frequency analysis of heart rate variability in neonatal piglets exposed to hypoxia, Computing in Cardiology, Hangzhou, China, pp. 701–704.
T Girier, J O’ Toole, M Mesbah, B Boashash, I Clough, S Wilson, M Fuentes, S Callan, C East, P Colditz (2010) Detecting fetal movements using non-invasive accelerometers: A preliminary analysis,’’ in Proc. Int. Sym. on Signal Process. and its Applications, (ISSPA-10), Kuala Lumpur, Malaysia: IEEE, Sep., pp. 508–511.
JM O’ Toole, M Mesbah, B Boashash (2008) A new definition of discrete quadratic time–frequency distributions. In Proc. European Signal Process. Conf (EUSIPCO-08), Lausanne, Switzerland, Aug., pp. 1–5.
JM O’ Toole, M Mesbah, B Boashash (2008), Efficient algorithms for discrete time–frequency distributions, in Proc. Applied Computing Conf. (ACC-08), Istanbul, Turkey: World Sci. and Eng. Academy and Society (WSEAS-08), May, 27–30, pp. 310–315.
JM O’ Toole, M Mesbah, B Boashash (2007), A computationally efficient implementation of quadratic time–frequency distributions, in Proc. Int. Sym. on Signal Process. and its Applications, (ISSPA-07), vol. I, Sharjah, United Arab Emirates, Feb. 12–15, pp. 290–293.
JM O’ Toole, M Mesbah, B Boashash (2007), A new discrete-time analytic signal for reducing aliasing in discrete time–frequency distributions, in Proc. European Signal Process. Conf. (EUSIPCO-07), Poznán, Poland, Sep., pp. 591–595.
JM O’ Toole, M Mesbah, B Boashash, P Colditz (2007) A new neonatal seizure detection technique based on the time–frequency characteristics of the electroencephalogram. In Proc. Int. Sym. on Signal Process. and its Applications, (ISSPA-07), Vol. III, pp. 132–135, Sharjah, United Arab Emirates.
JM O’ Toole, M Mesbah, B Boashash (2005) Neonatal EEG seizure detection using a time–frequency matched filter with a reduced template set. In Proc. Int. Sym. on Signal Process. and its Applications (ISSPA-05), Sydney, Australia, pp. 215–218.
JM O’ Toole, M Mesbah, B Boashash (2005) A discrete time and frequency Wigner–Ville distribution: properties and implementation, in Proc. Int. Conf. on Digital Signal Process. and Comm. Systems, Noosa Heads, Australia, Dec., pp. 19–21.
J O’ Toole and B Boashash (2004) Optimisation of the realisation of quadratic discrete time-freqeuncy distributions as a Matlab toolbox, in Proc. Int. Conf. on Scientific and Eng. Comp., Singapore, Dec.
J O’ Toole and T Brazil (2000) Novel neural network-bessel transform for behavioural modelling of a power amplifier, in IEEE High Frequency Postgraduate Colloquium, Dublin, Ireland, Sep., pp. 45–50.
J O’ Toole and T Brazil (2000) Novel frequency dependent neural network behavioural model of a power amplifier, in Proc. European Microwave Conf. (EMC-00), Paris, France, Oct., pp. 257–260.