Publications
Symplectic reduction via complex group actions. In: Constraint theory and quantization methods (Montepulciano, 1993). World Sci. Publ., River Edge, NJ; 1994. 2. p. 291-304p. Edit
Boundary crisis for degenerate singular cycles. Nonlinearity . 2017;30(6):2211-2245.Edit
Numerical study of substrate assimilation by a microorganism exposed to fluctuating concentration. Chemical Engineering Science. 2012;81:8-19.Edit
Analysis of the mechanisms underlying windup using a detailed biophysical model of WDR neurons. BMC neuroscience. 2010;11:O14.Edit
A rigid triple of conjugacy classes in G_2. Journal of Group Theory. 2011;14(1):31-35.Edit
methodological developments in decision trees. an application to protein secondary structure prediction. ordinal and symbolic data analysis. 1996:179-188.Edit
Validation of very large data sets clustering by means of a nonparametric linear criterion. In: Classification, clustering, and data analysis (Cracow, 2002). Springer, Berlin; 2002. 1. p. 147-157p. (Stud. Classification Data Anal. Knowledge Organ.).Edit
Methodological developments in decision trees. An application to protein secondary structure prediction. Diday E., Lechevallier Y., Opitz O., editors 1996.Edit
The core-periphery model with asymmetric inter-regional and intra-regional trade costs . Portuguese Economic Journal. 2009:37-44.Edit
Heart rate variability analysis in healthy subjects, patients suffering from congestive heart failure and heart transplanted patients. Motricidade. 2013;9:54-63.Edit
Modeling Volatility in Heat Rate Variability. In: 38Th Annual International Conference of the Ieee Engineering in Medicine and Biology Society, Embc 2016, Orlando, Fl, Usa, August 16-20, 2016. Ieee; 2016. 3. p. 3582-3585p. (Embc).
Long-Range Dependence in Heart Rate Variability Data: ARFIMA Modelling vs Detrended Fluctuation Analysis. In: {34th Annual Conference on Computers in Cardiology}. Vol {34}. {IEEE}; 2007. {. {p. 21-24p. }.Edit
Scaling Exponents in Heart Rate Variability. J. L. da Silva, F. Caeiro, I. Natário, and C. Braumann, eds ed. Springer 2013.
Modelling long-term heart rate variability: an ARFIMA approach. {BIOMEDIZINISCHE TECHNIK}. 2006;{51}:{215-219}.Edit
A third sector in the core-periphery model: non-tradable goods. ANNALS OF REGIONAL SCIENCE. 2013;50(1):71-108.Edit
Beyond long memory in heart rate variability: An approach based on fractionally integrated autoregressive moving average time series models with conditional heteroscedasticity. Chaos. 2013;23.Edit
Enhancing scaling exponents in heart rate by means of fractional integration. In: {Computing in Cardiology}. Vol {40}.; 2013. {. {p. 433-436p. }.
Long Memory and Volatility in HRV: An ARFIMA-GARCH Approach. In: Murray A, editor. {36th Annual Computers in Cardiology Conference (CinC 2009)}. Vol {36}. {IEEE}; 2009. {. {p. 165-168p. }.Edit
Classification of factorial generalized down-up algebras. J. Algebra. 2013;396:184-206.Edit
Automorphisms and derivations of $U_q(\mathfraksl^+_4)$. Journal of Pure and Applied Algebra. 2007;211:249-264.Edit
Automorphisms and derivations of $U_q(\germ s\germ l^+_4)$. J. Pure Appl. Algebra. 2007;211:249-264.Edit