Publications

Export 38 results:
Sort by: Author Title Type [ Year (Desc)]
2008
Rato, R. T., M. D. Ortigueira, and AG Batista. "The EMD and its Use to Identify System Modes." Proceedings of the International Workshop on New Trends in Science and Technology. 2008.
Rato, R. T., M. D. Ortigueira, and AG Batista. "The Empirical Mode Decomposition: A Useful Tool for Signal Analysis." New Signal Processing Research.2008 (2008).
Rato, R. T., M. D. Ortigueira, and AG Batista. "The Empirical Mode Decomposition: A Useful Tool for Signal Analysis." New Signal Processing Research. New York: Nova Science Publishers , 2008.
Rato, R. T., M. D. Ortigueira, and AG Batista. "On the HHT, its problems, and some solutions." Mechanical Systems and Signal Processing .22 (2008): 1374-1394.
Ortigueira, M. D., and AG Batista. "On the relation between the fractional Brownian motion and the fractional derivatives." Physics Letters . A.372 (2008): 958-968.
2007
Ortigueira, M. D., and AG Batista. "A new look at the fractional Brownian motion definition." Conference on Multibody Systems, Nonlinear Dynamics and Control (MSNDC). ASME IDETC07, 2007.
2006
Bigan, C., Besleaga; M, M. Zervakis, K. Michalopoulos, M. Woolfson, M. Ortigueira, A. Batista, R. Rato, M. Righi, U. Barcaro, A. Starita, Kenneth P. Camilleri, Simon G. Fabri, J. Muscat, and Tracey A. Camilleri EEG signal pre-processing for segmentation into significant regions, major artefacts removal, and uncertainty reduction in epileptic seizure characterization. BIOPATTERN Brain. Göteborg: Neoventor Medicinsk Innovation AB, 2006.
Ortigueira, M. D., and AG Batista. "On the fractional derivative of stationary stochastic processes." CST2006 & ECT2006 Conferences. 2006.
2005
Pinto, I., L. B. Alves, M. D. Ortigueira, and Batista A.G. "ECG Wave Detection and Delineation with Wavelets." Computational Intelligence in Medicine and Healthcare Conference . Biopattern, 2005.
2004
Ortigueira, M. D., and AG Batista. "A Fractional Linear System View of the Fractional Brownian Motion." Nonlinear Dynamics.38 (2004): 295-303.
2003
Carvoeiras, P., M. J. Rodrigues, Batista A.G., and M. D. Ortigueira. "A Prototype software for the Diagnostic of Atrial fibrillation." XXIV Congresso Português de Cardiologia and Revista Portuguesa de Cardiologia. Vol. III. 2003.
2001
Ortigueira, MD; Batista; AG. "A signal processing view of differintegration." 2001 European Control Conference (ECC). iEEE, 2001.
Batista, AG, J. M. Rodrigues, and M. D. Ortigueira. "Time-Frequency and Time-Scale Characterisation of the Beat-by-Beat High-Resolution Electrocardiogram." Sixth Portuguese Conference on Biomedical Engineering Proceedings. 2001.