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Conference Paper
G. Valenza, Citi, L., Scilingo, E. P., and Barbieri, R., Assessment of Dynamic Autonomic Changes with Posture using Instantaneous Entropy Measures, in Computers in Cardiology, Cambridge (MA, USA), 2014, vol. 41, pp. 489-492.
R. Barbieri, Citi, L., Valenza, G., Guerrisi, M., Orsolini, S., Tessa, C., Diciotti, S., and Toschi, N., Increased Instability of Heartbeat Dynamics in Parkinson's Disease, in Computers in Cardiology, 2013.
G. Valenza, Citi, L., Scilingo, E. P., and Barbieri, R., Instantaneous bispectral characterization of the autonomic nervous system through a point-process nonlinear model, in World Congress on Medical Physics and Biomedical Engineering, May 26-31, 2012, Beijing, China, 2013, pp. 530–533.
L. Citi, Valenza, G., and Barbieri, R., Instantaneous estimation of high-order nonlinear heartbeat dynamics by Lyapunov exponents, in 2012 Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 2012, pp. 13–16.
G. Valenza, Citi, L., and Barbieri, R., Instantaneous nonlinear assessment of complex cardiovascular dynamics by laguerre-volterra point process models, in Engineering in Medicine and Biology Society (EMBC), 2013 35th Annual International Conference of the IEEE, 2013, pp. 6131–6134.
G. Valenza, Faes, L., Citi, L., Orini, M., and Barbieri, R., Instantaneous transfer entropy for the study of cardio-respiratory dynamics, in Engineering in Medicine and Biology Society (EMBC), 2015 37th Annual International Conference of the IEEE, 2015, pp. 7885–7888.
R. Barbieri, Valenza, G., Citi, L., Placidi, F., Izzi, F., Albanese, M., Marciani, M., Guerrisi, M., Romigi, A., and Toschi, N., Lower instantaneous entropy of heartbeat dynamics during seizures in untreated temporal lobe epilepsy, in Computing in Cardiology Conference (CinC), 2015, 2015, pp. 1037–1040.
L. Citi, Valenza, G., Purdon, P. L., Brown, E. N., and Barbieri, R., Monitoring heartbeat nonlinear dynamics during general anesthesia by using the instantaneous dominant Lyapunov exponent, in 2012 Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 2012, pp. 3124–3127.
A. Greco, Guidi, A., Felici, F., Leo, A., Ricciardi, E., Bianchi, M., Bicchi, A., Citi, L., Valenza, G., and Scilingo, E. P., Muscle fatigue assessment through electrodermal activity analysis during isometric contraction, in Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS, 2017. PDF icon greco_et_al.pdf (192.46 KB)
G. Valenza, Citi, L., Lanata, A., Scilingo, E. P., and Barbieri, R., A nonlinear heartbeat dynamics model approach for personalized emotion recognition, in Engineering in Medicine and Biology Society (EMBC), 2013 35th Annual International Conference of the IEEE, 2013, pp. 2579–2582.
G. Valenza, Citi, L., Scilingo, E. P., and Barbieri, R., Tracking Instantaneous Entropy in Heartbeat Dynamics through Inhomogeneous Point-Process Nonlinear Models, in 36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 2014.
G. Valenza, Citi, L., Scilingo, E. P., and Barbieri, R., Using Laguerre expansion within point-process models of heartbeat dynamics: A comparative study, in Engineering in Medicine and Biology Society (EMBC), 2012 Annual International Conference of the IEEE, 2012, pp. 29–32.
Journal Article
G. Valenza, Orsolini, S., Diciotti, S., Citi, L., Scilingo, E. P., Guerrisi, M., Danti, S., Lucetti, C., Tessa, C., and Barbieri, R., Assessment of spontaneous cardiovascular oscillations in Parkinson's disease, Biomedical Signal Processing and Control, vol. 26, pp. 80–89, 2016.
G. Valenza, Citi, L., Gentili, C., Lanata, A., Scilingo, E. P., and Barbieri, R., Characterization of Depressive States in Bipolar Patients using Wearable Textile Technology and Instantaneous Heart Rate Variability Assessment, IEEE Journal of Biomedical and Health Informatics, vol. 19, pp. 263–274, 2015.
G. Valenza, Citi, L., Gentili, C., Lanata, A., Scilingo, E. P., and Barbieri, R., Characterization of Depressive States in Bipolar Patients using Wearable Textile Technology and Instantaneous Heart Rate Variability Assessment, IEEE Journal of Biomedical and Health Informatics, 2014.
A. Greco, Valenza, G., Lanata, A., E.P., S., and Citi, L., cvxEDA: a Convex Optimization Approach to Electrodermal Activity Processing, IEEE Transactions on Biomedical Engineering, 2015. PDF icon [PDF] (323.26 KB)
G. Valenza, Citi, L., and Barbieri, R., Estimation of Instantaneous Complex Dynamics through Lyapunov Exponents: A Study on Heartbeat Dynamics, PLoS One, vol. 9, no. 8, p. e105622, 2014.
G. Valenza, Citi, L., Scilingo, E. P., and Barbieri, R., Inhomogeneous point-process entropy: An instantaneous measure of complexity in discrete systems, Physical Review E, vol. 89, 2014. PDF icon 2014_valenza_et_al_pre_ipapen2.pdf (1.21 MB)
G. Valenza, Greco, A., Citi, L., Bianchi, M., Barbieri, R., and Scilingo, E. P., Inhomogeneous point-processes to instantaneously assess affective haptic perception through heartbeat dynamics information, Scientific reports, vol. 6, 2016.
G. Valenza, Akeju, O., Pavone, K. J., Citi, L., Hartnack, K. E., Sampson, A., Purdon, P. L., Brown, E. N., and Barbieri, R., Instantaneous monitoring of heart beat dynamics during anesthesia and sedation, Journal of Computational Surgery, vol. 3, no. 13, 2014. PDF icon 2014_valenza_et_al_jcompsur_anesthesia.pdf (2.51 MB)
G. Valenza, Garcia, R. G., Citi, L., Scilingo, E. P., Tomaz, C. A., and Barbieri, R., Nonlinear digital signal processing in mental health: characterization of major depression using instantaneous entropy measures of heartbeat dynamics, Frontiers in physiology, vol. 6, 2015.
G. Valenza, Citi, L., Gentili, C., Lanata, A., Scilingo, E. P., and Barbieri, R., Point-Process Nonlinear Autonomic Assessment of Depressive States in Bipolar Patients, Methods of Information in Medicine, vol. 53, no. 4, pp. 296–302, 2014.
G. Valenza, Citi, L., Scilingo, E. P., and Barbieri, R., Point-Process Nonlinear Models with Laguerre and Volterra Expansions: Instantaneous Assessment of Heartbeat Dynamics, IEEE Transactions on Signal Processing, vol. 61, no. 11, pp. 2914–2926, 2013.
G. Valenza, Citi, L., Lanata, A., Scilingo, E. P., and Barbieri, R., Revealing Real-Time Emotional Responses: a Personalized Assessment based on Heartbeat Dynamics, Nature Scientific Reports, vol. 4, no. 4998, pp. 1–13, 2014.
M. Orini, Valenza, G., Citi, L., and Barbieri, R., Tetravariate Point-Process Model for the Continuous Characterization of Cardiovascular-Respiratory Dynamics during Passive Postural Changes, 2012.