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IEEE Transactions on Biomedical Engineering(6)
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2010 Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBC'10(2)
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scopus(33)
Characterization of dynamic interactions between cardiovascular signals by time-frequency coherence
ArticleAbstract: An assessment of the dynamic interactions between cardiovascular signals can provide valuable informPalabras claves:Cardiovascular unteractions, multitaper spectragram, time-frequency coherence, Wigner-Ville distributionAutores:Flandrin P., Mainardi L.T., Orini M., Pablo Laguna, Raquel BailónFuentes:scopusComplex Interaction Between Low-Frequency APD Oscillations and Beat-to-Beat APD Variability in Humans Is Governed by the Sympathetic Nervous System
ArticleAbstract: Background: Recent clinical, experimental and modeling studies link oscillations of ventricular repoPalabras claves:Action potential duration, Beat-to-beat variability, beta-adrenergic blockade, Human heart, oscillations, SympatheticAutores:Bishop M.J., Duijvenboden S.V., Esther Pueyo, Fernandez-Bes J., Gill J.S., Gould J., Hanson B., Lambiase P.D., Orini M., Porter B., Razavi R., Rinaldi C.A., Sampedro-Puente D.A., Sidhu B., Taggart P.Fuentes:scopusAssessing a Warping Methodology for the Identification of Increased Cardiovascular Risk Based on the HR Profile Morphology
Conference ObjectAbstract: Heart rate (HR) response to exercise and recovery are strong pbkp_redictors of cardiovascular mortalPalabras claves:Autores:Esther Pueyo, Lambiase P.D., Munroe P.B., Orini M., Pablo Laguna, Ramirez J., Tinker A., Van Duijvenboden S.Fuentes:scopusAssessing instantaneous QT variability dynamics within a point-process nonlinear framework
Conference ObjectAbstract: The importance of cardiac repolarization dynamics in promoting arrhythmic events is widely recognizePalabras claves:Autores:Barbieri R., Citi L., Esther Pueyo, Minchole A., Orini M., Pablo Laguna, Valenza G.Fuentes:scopusAssessment of the dynamic interactions between heart rate and arterial pressure by the cross time-frequency analysis
ArticleAbstract: In this study, a framework for the characterization of the dynamic interactions between RR variabiliPalabras claves:Baroreflex, Cardiovascular interactions, cardiovascular variability, coherence analysis, cross timefrequency analysis, WignerVille distributionAutores:Mainardi L.T., Orini M., Pablo Laguna, Raquel BailónFuentes:scopusBaroreflex sensitivity measured by pulse photoplethysmography
ArticleAbstract: Novel methods for assessing baroreflex sensitivity (BRS) using only pulse photoplethysmography (PPG)Palabras claves:Alpha index, autonomic nervous system, Baroreflex, Blood pressure, Cardiovascular assessment, photoplethysmographyAutores:Gil E., Lazaro J., Orini M., Pablo Laguna, Raquel BailónFuentes:scopusAn index for T-wave pointwise amplitude variability quantification
Conference ObjectAbstract: The comparison between the pointwise amplitude of different T-waves provides insight into ventriculaPalabras claves:Autores:Derek Tucker J., Esther Pueyo, Orini M., Pablo Laguna, Ramirez J.Fuentes:scopusAnalysis of heart rate variability during exercise stress testing using respiratory information
ArticleAbstract: This paper presents a novel method for the analysis of heart rate variability (HRV) during exercisePalabras claves:exercise stress testing, Heart Rate Variability, Parametric decomposition, Respiratory frequency, Time-frequency analysisAutores:Mainardi L.T., Orini M., Pablo Laguna, Raquel Bailón, Sornmo L.Fuentes:scopusA Time-Varying Nonparametric Methodology for Assessing Changes in QT Variability Unrelated to Heart Rate Variability
ArticleAbstract: Objective: To propose and test a novel methodology to measure changes in QT interval variability (QTPalabras claves:Cardiac repolarization, Heart Rate Variability, QT variability, spectral coherence, Time-frequencyAutores:Esther Pueyo, Orini M., Pablo Laguna, Raquel BailónFuentes:scopusA multivariate time-frequency method to characterize the influence of respiration over heart period and arterial pressure Advances in Nonstationary Electrophysiological Signal Analysis and Processing
ArticleAbstract: Respiratory activity introduces oscillations both in arterial pressure and heart period, through mecPalabras claves:Baroreflex, Cardiovascular interactions, Cross time-frequency analysis, Partial coherence, Phase differenceAutores:Barbieri R., Mainardi L.T., Orini M., Pablo Laguna, Raquel BailónFuentes:scopus