SISBIO (UPC IBEC) GRUP DE SENYALS I SISTEMES BIOMÈDICS (SISBIO) DEPARTAMENT D ENGINYERIA DE SISTEMES, AUTOMÀTICA I INFORMÀTICA INDUSTRIAL (ESAII) CENTRE DE RECERCA EN ENGINYERIA BIOMÈDICA (CREB) UNIVERSITAT POLITÈCNICA DE CATALUNYA (UPC) INSTITUT DE BIOENGINYERIA DE CATALUNYA (IBEC) CENTRO DE INVESTIGACIÓN BIOMÉDICA EN RED. BIOINGENIERÍA, BIOMATERIALES Y NANOMEDICINA (CIBER-BBN)
Historial Reciente del Grupo El objectivo científico del grupo de investigación consiste en el diseño y desarrollo de técnicas avanzadas de procesado e interpretación de señales biomédicas para la monitorización, diagnóstico y terapia de patologías. Los objectivos parciales son: a) El estudio de aspectos teóricos del análisis de la señal y de su aplicabilidad a la interpretación de señales biomédicas para poder mejorar el procesado de la información médica; b) El desarrollo de aplicaciones tecnológicas para su utilización en el entorno hospitalario, que incluyen la utilización de instrumentación médica real; c) El modelado y simulación de sistemas biológicos para mejorar el conocimiento de los sistemas fisiológicos y para el diseño de mejoras terapéuticas; d) La caracterización de las secuencias obtenidas en estudios genómicos y proteómicos para el análisis de patologías. Los campos de aplicación son: electrocardiografía, monitorización ambulatoria, actividad muscular respiratoria, sonidos respiratorios, señales de ronquido, variabilidad del patrón respiratorio, acoplamiento cardiorespiratorio, electroencefalografía, señales polisomnográficas, secuencias de ADN, estructuras de proteinas, etc. Las técnicas de procesado e interpretación de señales incluyen: Representaciones tiempo-frecuencia Análisis de complejidad Modelado con redes neuronales Análisis de la dinámica no lineal de sistemas Análisis estadístico de bioseñales Procesado adaptativo de señales Reconocimiento de patrones Métodos de asociación aplicado a: Señales cardiovasculares: Electrocardiográficas (ECG), Electrocardiográficas de alta resolución (HRECG), Variabilidad del ritmo cardíaco (HRV) y Presión sanguínea (BP) Señales respiratorias: Presión, Volumen, Flujo y Sonidos respiratorios Señales neuronales: Electroencefalográficas (EEG) y Potenciales evocados (EP) Señales miográficas: Electromiográficas (EMG) y Vibromiográficas (VMG) Genómica y proteómica Algunos de los temas de investigación actuales son: Análisis tiempo-frecuencia de señales electrocardiográficas para el diagnóstico de cardiopatías Análisis de la variabilidad del ritmo cardíaco mediante cadenas ocultas de Markov para la identificación de pacientes con elevado riesgo de muerte súbita Análisis de la variabilidad del patrón respiratorio con métodos de la dinámica no lineal para determinar el momento óptimo de extubación de pacientes sometidos a ventilación artificial Análisis de señales electromiográficas y vibromiográficas de los músculos respiratorios para el diagnóstico de pacientes con enfermedad pulmonar obstructiva crónica
Monitorización mediante dimensiones fractales del nivel de conciencia de pacientes durante cirugía Detección automática de ronquidos patológicos en estudios del sueño Caracterización tiempo-frecuencia de sibilancias durante la espiración forzada para el diagnóstico de pacientes con asma Interpretación de señales musculares para la rehabilitación de la incontinencia urinaria Caracterización de secuencias de ADN para el diagnóstico de patologías Predicción de propiedades de proteinas a partir de secuencias de ADN Personal Actual del Grupo Apellidos y Nombre Caminal Magrans, Pere Jané Campos, Raimon Gomis Román, Pedro Mañanas Villanueva, Miguel Ángel Vallverdú Ferrer, Montserrat Marín Sánchez, Jesús Giraldo Giraldo, Beatriz F. Romero Lafuente, Sergio Solá Soler, Jordi Torres Cebrián, Abel Perera Lluna, Alexandre Alonso López, Joan Francesc Gallardo, Joan Josep Rojas, Mónica Ruiz de Alda, M. Puy Brunel, Helena Garde, Ainara Magrans, Rudys Massanet, Raimon Maynou, Joan Mesquida, Joana Morgenstern de Müller, Christian Pérez González, Manuel Sarlabous, Leonardo Valencia Murillo, José Fernando Ziyatdinov, Andrey Cargo Catedrático de Universidad Investigador Profesor Titular de Universidad Profesor Titular de Universidad Profesora Titular de Universidad Profesor Lector Profesora Colaboradora Profesor Colaborador Profesor Colaborador Profesor Colaborador Contratado Postdoc Programa Ramón y Cajal Profesor Asociado e Investigador Investigador Contratada Predoctoral Contratada Predoctoral Becaria Graduada Becaria Graduada Becario Graduado Becario Graduado Becario Graduado Becaria Graduada Becario Graduado Becario Graduado Becario Graduado Becario Graduado Becario Graduado
Proyectos de Investigación Participación en Proyectos Financiados en Convocatorias Competitivas Análisis en el dominio tiempo-frecuencia de señales biomédicas no estacionarias para la mejora del diagnóstico clínico, 1994-1997, CICYT (Ref.: TIC94-0608-c02-01), en colaboración con la Universidad de Zaragoza. Biomedical Engineering Training Action, 1995-1999, Programa Europeo ALFA, en col laboración con la University of Ulster (United Kingdom), Université de Rennes (França), Ecole Nationale Superieure des Telecommunications de Bretagne (França), Universidad Simón Bolivar (Veneçuela), Universidad de Carabobo (Veneçuela), Universidad de los Andes (Veneçuela), Universidad Federal de Río de Janeiro (Brasil) i Universidad de los Andes (Colombia). Aplicación de técnicas de procesado de señal para la obtención de la información clínica oculta en las señales biomédicas, 1997-2000, CICYT (Ref.: TIC97-0945-C02-01) Diseño y desarrollo de nuevos prototipos de adquisición y procesado de señales biomédicas para la ayuda al diagnóstico de patologías cardíacas y respiratorias, 1999-2002, FEDER (Ref.: 2FD97-1197-C02-02) Técnicas avanzadas de tratamiento de señales biomédicas para la monitorización, diagnóstico y terapia de patologías cardiorespiratorias, 2001-2004, CICYT (Ref.: TIC2001-2167-C02-01) Creación de la Red Temática en Ingeniería Biomédica, 2004-2005, CICYT (Ref.: DPI2002-12377-E) Aplicación de técnicas avanzadas en adquisición y procesado de la señal EMG de superficie para la rehabilitación de la función muscular, 2004-2005, MEC Acciones Integradas (Ref. HI2003-0186) Tratamiento e interpretación de señales biomédicas para la evaluación clínica y la rehabilitación, 2004-2007, CICYT (Ref.: TEC2004-02274) Aplicaciones biomédicas del tratamiento de señal en la monitorización, interpretación y modelado multimodal de señales cardiorespiratorias y polisomnográficas, 2004-2007, CICYT (Ref.: TEC2004-05263-C02-01) Renovación de la Red Temática en Ingeniería Biomédica, 2005-2006, CICYT (Ref.: DPI2004-22061-E) Development and applications of new biosignal processing methods for an enhanced risk stratification in cardiac patients, 2006-2007, MEC Acciones Integradas (Ref. HA2005-0085) Renovación de la Red Temática en Ingeniería Biomédica, 2006-2007, MEC (Ref. DPI2005-25240-E) Monitorización multicanal y procesamiento multimodal de señales biomédicas en desórdenes de la respiración en el sueño, enfermedades respiratorias y patologías cardíacas, 2007-2010, MEC (Ref.: TEC2007-68076-C02-01) Extracción e Interpretación de Información en Observaciones Multinivel en el Sistema Cardiovascular, 2007-2010, MEC (Ref.: TEC2007-63637) Renovación de la Red Temática en Ingeniería Biomédica, 2007-2008, MEC (Ref. DPI2006-28360-E) Biologically inspired computation for chemical sensing, 2008-2011 (7th Framework Programme. Collaborative Project. Grant Agreement 216916) Renovación de la Red Temática en Ingeniería Biomédica, 2008-2009, MEC (Ref. DPI2007-31049-E)
Contratos de Transferencia de Tecnología con Empresas y/o Administraciones Análisis de señales de sonido respiratorio para el diagnóstico de enfermedades pulmonares, 1995-2000, Hospital Germans Trias i Pujol. Asesoramiento en informática medica y métodos estadísticos aplicados a la sanidad, 1996-2003, Hospital de la Santa Creu i Sant Pau. Detección y análisis automático de señales de ronquido durante el sueño, 1997-1998, SIBEL S.A. Diseño de un sistema para el análisis dinámico de la dispersión de QT en la señal electrocardiográfica, 1997-1999, Institute of Cardiology (University of Bari). Sistema de adquisición y análisis de señales de ronquido y apneas, 1999-2003, SIBEL S.A. y Hospital Germans Trias i Pujol. Collaboration in the improvement of the C-guard and A-line monitors, 2000-2001, Danmeter A/S. Diseño de algoritmos para a la detección de PVC, PSB y la medida ST en señales electrocardiogràfics de Holter, 2000-2001, IEM Electromedicina. Sistema de adquisición y visualización de señales biomédicas, 2002, Hospital de la Santa Creu i Sant Pau. Estudio de viabilidad de un equipo "Biofeedback" para el tratamiento de la incontinencia urinaria 2003, Albyn Medical S.A. Sistema analizador en tiempo real de sonidos respiratorios para la detección y evaluación de ronquidos y apneas 2003-2005, SIBEL S.A. y Hospital Germans Trias i Pujol. R+D d un sistema de neurorehabilitació de l extremitat superior, Generalitat de Catalunya. 2008-2010, ACC1Ó. Creació i posada en marxa d'un model de gestió tecnològica i científica per a la Unitat de Cures Intensives amb èmfasi respiratòria a l'hospital Públic La María de Medellín (U-013), 2008 2009, Centre de Cooperació per al Desenvolupament (CCD) de la UPC.
Publicaciones del grupo Revistas Fiz, J. A.; Abad, J.; Jané, R.; Riera, M.; Mañanas, M. A.; Caminal, P.; Rodenstein, D.; Morera, J. Acoustic analysis of snoring sound in patients with simple snoring and obstructive sleep apnea European Respiratory Journal, vol. 9, no. 10, pp. 2365-2370, 1996. 0903-1936. Laguna, P.; Jané, R.; Olmos, S.; Thakor, N. V.; Rix, H.; Caminal, P. Adaptive estimation of QRS complex wave features by the Hermite model Medical and Biological Engineering and Computing, vol. 34, vol. 1, pp. 58-68, 1996. 0140-0118. Laguna, P.; Jané, R.; Masgrau, E.; Caminal, P. The adaptive linear combiner with a periodicimpulse reference input as a linear comb filter IEEE Signal Processing Magazine, vol. 48, no. 3, pp. 193-203, 1996. 1053-5888. Baranoswki, R.; Poplawska, W.; Rydlewska, W.; Vallverdú, M.; Caminal, P.; Viñolas, X.; Bayés de Luna, A. Wstepna propozycja norny dla 24h analizy odstepu QT Elektrofizjologia i stymulacja serca, vol. 4, no. 1, pp. 61-81, 1997. 1232-941X. Baranowski, R.; Poplawska, W.; Rydlewska, R.; Vallverdú, M.; Caminal, P.; Viñolas, X.; Bayés de Luna, A. O Problemach Korekcji Czasu Repolaryzacji w Rejestracjach ekg Metoda Holtera-doniesienie Wstepne Elektrofizjologia i stymulacja serca, vol. 4, no.1, pp. 61-81, 1997. 1232-941X. Baranowski, R.; Vallverdú, M.; Jané, R.; Caminal, P.; Poplawska, W.; Malecka, L.; Chojnowska, L.; Rydlewsa-Sodowska, W.; Viñolas, X.; Bayés de Luna, A. 24th QTc analysis in sudden death risk stratification in patients with hypertrophic cardiomyopathy Circulation, vol. 96, no. 8, pp. 759-760. 1997. 0009-7322. Carvajal, R.; Vallverdú, M.; Baranowski, R.; Zebrowski, J. J.; Caminal, P. Correlation Dimension of HRV to Stratify HCM-Patients Elektrofizjologia i stymulacja serca, vol. 4, no. 1, pp. 61-81, 1997. 1232-941X. Gomis, P.; Jones, D. L.; Caminal, P.; Berbari, E.; Lander, P. Analysis of abnormal signals within the QRS complex of the high resolution electrocardiogram IEEE Transactions on Biomedical Engineering, vol. 44, no. 8, pp. 681-693, 1997. 0018-9294. Homs, E.; Martí, V.; Guindo, J.; Laguna, P.; Viñolas, X.; Caminal, P.; Elosua, R.; Bayés de Luna, A. Automatic measurement of connected QT interval in Holter recording: comparison of its dynamic behavior in patients after myocardial infarction with and without lifethreatening arrhythomias American Heart Journal, vol. 134, pp. 181-187. 1997. 0002-8703. Lander P.; Gomis, P.; Goyal, R.; Berbari, R.; Caminal, P.; Lazzara, R.; Steinberg, J. Analysis of abnormal intra-qrs late potentials: improved predictive value for arrhythmic events using the signal-averaged electrocardiogram Circulation, vol. 95, no. 6, pp. 1386-1393, 1997. 0009-7322. Láng, E.; Caminal, P.; Horváth, G.; Jané, R.; Vallverdú, M.; Slezsák, I.; Bayés de Luna, A. Spectral analysis of heart period variance (HPV) a tool to stratify risk following myocardial infarction Journal of Medical Engineering & Technology, vol. 22, no. 6, pp. 248-256, 1998. 0309-1902. Nebot, A.; Cellier, F. C.; Vallverdú, M. Mixed quantitative/qualitative modeling and simulation of the cardiovascular system Computer Methods & Programs in Biomedicine, vol. 55, no. 2, pp. 127-155, 1998. 0169-2607.
Baranowski, R.; Poplawska, W.; Vallverdú, M.; Chojnowska, L.; Orlowska, E.; Rydlewska- Sadowska, W.; Caminal, P.; Bayés de Luna, A. Analysis of QTc in 24-hour ECG Folia Cardiologica, vol. 6, no. 4, pp. 325-422, 1999. FICT-0196. Fiz, J.A.; Jané, R.; Salvatella, D.; Izquierdo, J.; Lores, L.; Caminal, P.; Morera, J. Analysis of tracheal sounds during forced exhalation in asthma patients and normal subjects. Bronchodilator response effect Chest, vol. 116, no. 3, pp. 633-638, 1999. 0012-3692. Giraldo, B.; Caminal, P. Método para la predicción del número de altas y del porcentaje de ocupación de los servicios hospitalarios Todo hospital, vol. 18, no. 159, pp. 545-549, 1999.0212-1972. Jensen, E.W.; Nebot, A.; Caminal, P.; Henneberg, S.W.; Identification of causal relations between haemodynamic variables, auditory evoked potentials and isoflurane by means of fuzzy British Journal of Anaesthesia, vol. 82, no. 1, pp. 25-32, 1999. 0007-0912. Olmos S.; García J.; Jané R.; Laguna P. Truncated orthogonal expansions of recurrent signals: equivalence to a linear time-variant periodic filter IEEE Transactions on Signal Processing, vol. 47, no. 11, pp. 3164-3172, 1999. 1053-587X. Olmos S.; García J.; Jané R.; Laguna P. ECG signal compression plus noise filtering with truncated orthogonal expansions Signal Processing, vol. 79, no. 1, pp. 97-115, 1999. 0165-1684. Carvajal, R.; Vallverdú, M.; Caminal, P. Análisis no lineal de la variabilidad de la frecuencia cardíaca Revista Mexicana de Ingeniería Biomédica, vol. 21, no. 2, pp.29-34, 2000.FICT- 0197. Clariá, F.; Vallverdú, M.; Baranowski, R.; Chojnowska, L.; Caminal, P. Time-frequency analysis of the RR and RT variability to stratify hipertrophic cardiomyopathy patients Computers and Biomedical Research, vol. 33, no. 6, pp. 416-430, 2000. 0010-4809. Litvan, H.; Jensen, E. W.; Maestre, M. L.; Galán, J.; Campos, J. M.; Fernández, J. A.; Caminal, P.; Villar, J. M. Comparación de la efectividad de un índice de potenciales evocados auditivos y un índice biespectral con los signos clínicos en la determinación de la profundidad hipnótica durante anestesia con propofol o sevoflurano Revista Española de Anestesiología y Reanimación, vol. 47, no. 10, pp. 447-457, 2000. 0034-9356. Mañanas, M. A.; Jané, R.; Fiz, J. A.; Morera, J.; Caminal, P. Study of myographic signals from sternomastoid muscle in patients with chronic obstructive pulmonary disease IEEE Transactions on Biomedical Engineering, vol. 47, no. 5, pp. 674-681, 2000. 0018-9294. Mañanas, M. A.; Fiz, J. A.; Morera, J.; Caminal, P. Analyzing dynamic EMG and VMG signals of respiratory muscles IEEE Engineering in Medicine and Biology Magazine, vol. 20, no. 6, pp. 125-132, 2001. 0739-5175. Reyna, M.A.; Jané, R. Análisis multi-wavelet para la detección de conductividad ventricular anormal en señales ECG de alta resolución. Revista Biomédica, vol. 12, no. 2, pp. 98-110, 2001. 0188-493X, México. Carvajal, R.; Zebrowski, J. J.; Vallverdú, M.; Baranowski, R.; Chojnowska, L.; Poplawska, W.; Caminal, P. Dimensional analysis of HRV in hypertrophic cardiomyopathy patients IEEE Engineering in Medicine and Biology Magazine, vol. 21, no.4, pp. 71-78, 2002. 0739-5175. Clariá, F.; Vallverdú, M.; Caminal, P. The effects of coronary occlusion location on the RR signal IEEE Engineering in Medicine and Biology Magazine, vol. 21, no. 4, pp. 59-64, 2002. 0739-5175. Fiz, J. A.; Jane, R.; Homs, A.; Izquierdo, J.; Garcia, M. A.; Morera, J. Detection of wheezing during maximal forced exhalation in patients with obstructed airways Chest, vol. 122, no. 1, pp. 186-191, 2002. 0012-3692. Guillén, P.; Vallverdú, M.; Rojas, R.; Jugo, D.; Carrasco, H.; Caminal, P. Dinámica no lineal para caracterizar la variabilidad del ritmo cardiaco en pacientes chagásicos Revista de Ingeniería, Automática y Comunicaciones, vol. 23, pp. 50-54, 2002. 0258-5944.
Litvan, H.; Jensen, E. W.; Galan, J.; Lund, J.; Rodriguez, B. E.; Henneberg, S. W.; Caminal, P.; Villar J. M. Comparison of conventional averaged and rapid averaged, autoregressivebased extracted auditory evoked potentials for monitoring the hypnotic level during propofol induction Anesthesiology, vol. 97, no. 2, pp. 351-358, 2002. 0003-3022 Litvan, H.; Jensen, E.W.; Revuelta, M.; Henneberg, S.; Martínez, P.; Caminal, P.; Villar, J. M. Comparison of auditory evoked potentials and the A-line ARX Index for monitoring the hypnotic level during sevoflurane and propofol induction Acta Anaesthesiologica Scandinavica, vol. 46, no. 3, pp. 245-251, 2002. 0001-5172. Mañanas, M. A.; Jané, R.; Fiz, J. A.; Morera, J.; Caminal, P. Influence of the estimators on the spectral density on the analysis of electromyographic and vibromyographic signals Medical & Biological Engineering & Computing, vol. 40, pp. 90-98, 2002. 0140-0118. Solanes, I.; Güell, R.; Casan, P.; Sangenís, M.; Morante, F.; Calaf, N.; De Lema, B.; Medina, L.; Belda, J.; Giraldo, B.; Sanchís, J. Efectos de la rehabilitación respiratoria en la morbilidad y supervivencia en la enfermedad pulmonar obstructiva crónica Archivos de bronconeumología, vol. 38, 2002. 0300-2896. Marín J.; Solé R.V. Controlling chaos in unidimensional maps using macroevolutionary algorithms. Physical Review E, vol. 65, pp. 133-140, 2002. 1539-3755. Laciar, E.; Jané, R.; Brooks, D. H. Improved alignment method for noisy high resolution ECG and Holter records using multi-scale cross-correlation IEEE Transactions on Biomedical Engineering, vol. 50, no. 3, pp. 344-353, 2003. 0018-9294. Nebot, A.; Mugica, F.; Cellier, F. E.; Vallverdú, M. Modeling and simulation of the central nervous system control with generic fuzzy models Simulation, vol. 79, no. 11, pp. 48-69, 2003. 0037-5497. Caminal P.; Domingo L.; Giraldo B.; Vallverdú M.; Benito S.; Vázquez G.; Kaplan D. Variability analysis of the respiratory volume based on nonlinear prediction methods Medical & Biological Engineering & Computing, vol. 42, no. 1, pp. 86-91, 2004. 0140-0118. Caminal P.; Mateu, J.; Vallverdú, M.; Giraldo, B.; Benito, S.; Voss, A. Estimating the respiratory pattern variability by symbolic dynamics Methods of Information in Medicine, vol. 43, pp. 22-25, 2004. 0026-1270. Fiz, J. A.; Jané, R.; Torres, A.; Morera, J.; Galdiz, B.; Gea, J.; Grassino, A. Non-Invasive monitoring of diaphragmatic timing by means of surface contact sensors: An experimental study in dogs. BMC pulmonary medicine (Online), vol. 4:8, pp. 1-9, 2004. 1471-2466. (http://www.biomedcentral.com/1471-2466/4/8) Homs-Corbera, A.; Fiz, J. A.; Morera, J.; Jané, R. Time-frequency detection and analysis of wheezes during forced exhalation IEEE Transactions on Biomedical Engineering, vol. 51, no. 1, pp. 182-186, 2004. 0018-9294. Pueyo E.; Smetana, P.; Caminal, P.; Bayes de Luna, A.; Malik, M.; Laguna, P. Characterization of QT interval adaptation to RR interval changes and its use as a risk stratifier of arrhythmic mortality in amiodarone-treated survivors of acute myocardial infarction. IEEE Transactions on Biomedical Engineering, vol. 51, no. 9, pp. 1511-1520, 2004. 0018-9294. Alonso, J.L.; Martínez, P.; Vallverdú, M.; Cygankiewicz, I.; Caminal, P.; Bayés de Luna, A. Dynamics of ventricular repolarization in patients with dilated cardiomyopathy versus healthy patients. Annals of Noninvasive Electrocardiology, vol 10, no. 2, pp. 121-128, 2005. 1082-720X. Caminal P.; Vallverdú M.; Giraldo B.; Benito S.; Voss A. Optimal symbolic dynamics approach for the analysis of the respiratory pattern. IEEE Transactions on Biomedical Engineering, vol. 52, no. 11, pp. 1832, 1839, 2005. 0018-9294. Carvajal R.; Wessel N.; Vallverdú M.; Caminal P.; Voss A. Correlation dimension analysis of heart rate variability in patients with dilated cardiomyopathy. Computer Methods and Programs in Biomedicine, vol. 78, no. 2, pp. 133-140, 2005. 0169-2607.
Laciar, E.; Jané, R. Detección y análisis latido a latido de potenciales tardíos ventriculares mediante mapas espectro-temporales. Revista Iberoamericana de Automática e Informática Industrial, vol. 2, no. 3, pp. 74-82, 2005. 1697-7912. MJ Barbanoj, S Clos, S Romero, A Morte, S Gimenez, JL Lorenzo, A Luque, R Dal-Re. (2005). Sleep laboratory study on single and repeated dose effects of paroxetine, alprazolam and their combination in healthy young volunteers. Neuropsychobiology, 51 (3) : 134-147. ISSN: 0302-282X Baier, V.; Baumert, M.; Caminal, P.; Vallverdú, M.; Faber, R.; Voss, A. Hidden Markov models based on symbolic dynamics for statistical modelling of cardiovascular control in hypertensive pregnancy disorders. IEEE Transactions on Biomedical Engineering, vol. 53, no. 1, pp. 140-143, 2006. 0018-9294. Fiz, J.A.; Jané, R.; Izquierdo, J.; Homs, A.; García, M.A.; Gómez, R.; Monsó, E.; Morera, J. Analysis of forced wheezes in asthma patients. Respiration, vol. 73, pp. 55-60, 2006. 0025-7931. Gomis, P.; Caminal, P.; Vallverdú, M.; Wagner, G. Análisis fractal del control autonómico del ritmo cardiaco durante oclusión coronaria. Revista Iberoamericana de Automática e Informática Industrial, vol. 3, no. 2, pp. 116-122, 2006. 1697-7912. Gomis, P.; Caminal, P.; Vallverdú, M.; Warren, S.; Wagner, G. Non-linear dynamic analysis of the cardiac rhythm during transient myocardial ischemia. Biomed Tech, vol. 51, no. 3 pp. 178-181, 2006. 0013-5585. Lander, P.; Gomis, P.; Warren, S.; Hartman, G.; Shuping, K.; Lazzara, R.; Wagner, G. Abnormal intra-qrs potentials associated with percutaneous transluminal coronary angioplasty induced transient myocardial ischemia. Journal of Electrocardiology, vol. 39, no. 3, pp. 282-289, 2006. 0022-0736. Cygankiewicz I., Zareba W., Vazquez R., Vallverdu M., Cino J., Cinca J., Almendral J., Gonzalez Juanatey J.R., Macaya C., Valdes M., Caminal P., Bayes de Luna A. (2006). Relation of Heart Rate Turbulence to Severity of Heart Failure. American Journal of Cardiology, 98 (12): 1635-1640. ISSN: 0002-9149. Hoyer D.,Frank B.,Gözte C.,Schmidt H.,Baranowski R.,Zebrowski J.,Vallverdú M.,Caminal P.,Bayés A. (2006). Complex autonomic dysfunction in cardiovascular, intensive care, and schizophrenic patients assessed by autonomic information flow. Biomed Tech, 51 (4): 182-185. ISSN: 0013-5585. Truebner S., Cygankiewicz I., Schroeder R., Baumert M., Vallverdú M., Caminal M., Vazquez R., Bayés de Luna A., Voss A. (2006). Compression entropy contribuyes to risk stratification in patients with cardiomyopathy. Biomed Tech, 51 (2): 77-82. ISSN: 0013-5585. Riba J., S Romero, E Grasa, E Mena, I Carrio, MJ Barbanoj. (2006). Increased frontal and paralimbic activation following ayahuasca, the pan-amazonian inebriant. Human psychopharmacology-clinical and experimental, 186 (1): 93-98. ISSN: 0885-6222. Barbanoj M.J., RM Antonijoan, J Riba, M Valle, S Romero, F Jane. (2006). Quantifying drugdrug interactions in pharmaco-eeg. Clinical EEG and neuroscience, 37 (2): 108-120. ISSN: 1550-0594. Alonso, J. F.; Mananas, M. A.; Hoyer, D.; Topor, Z. L.; Bruce, E. N. (2007). Evaluation of respiratory muscles activity by means of cross mutual information function at different levels of ventilatory effort. IEEE Transactions on Biomedical Engineering, 54 (9): 1573-1582. ISSN: 0018-9294. Buil, A.; Perera, A.; Brunel, H.; Souto, J. C.; Fontcuberta, J.; Vallverdu, M.; Soria, J. M.; Caminal, P. (2007). Gene-phenotype association using mutual information-based cluster analysis. Genetic Epidemiology, 31 (6): 618-618. ISSN: 0741-0395.
Caminal, P.; Giraldo, B.; Vallverdú, M.; Domingo, L.; Benito, S.; Kaplan, D.; Voss, A. (2007). Non-linear analysis of the respiratory pattern. Biomechanical Systems Technology. Computational Methods, Cornelius T Leondes (ed.), World Scientific, University of California, Los Angeles, USA, Computational methods ISBN-10: 981-270-981-9, ISBN-13: 978-981-270-981-3, vol. 1-4, pp. 297-319. Gimenez, S.; Clos, S.; Romero, S.; Grasa, E.; Morte, A.; Barbanoj, M.J. (2007). Effects of olanzapine, risperidone and haloperidol on sleep after a single oral morning dose in healthy volunteers. Psychopharmacology, 190 (4): 507-516. ISSN: 0033-3158. Hoyer D, Frank B, Gotze C, Stein PK, Zebrowski JJ, Baranowski R, Palacios M., Vallverdú M.,Caminal P. (2007). Interactions between short-term and long-term cardiovascular control mechanisms. Chaos, 17 (1): 015110-1 a 015110-8. ISSN: 1054-1500. Jospin M, Caminal P, Jensen EW, Lifvan H, Vallverdu M, Strays M, et al. (2007). Detrended fluctuation analysis of EEG as a measure of depth of anesthesia. IEEE Transactions on Biomedical Engineering, 54 (5): 840-846. ISSN: 0018-9294. Palacios M., Friedrich H., Götze C., Vallverdú M., Bayes de Luna A., Caminal P. and Hoyer D. (2007). Changes of autonomic information flow due to idiopathic dilated cardiomyopathy. Pysiological Measurement, 28 (6): 677-688. Perera, A.; Vallverdú, M.; Clarià, F.; Soria, J. M.; Caminal, P. (2008). DNA Binding Site Characterization by Means of Rényi Entropy Measures on Nucleotide. IEEE Transactions on NanoBioscience, vol. 7, n.2, pp. 133-141. Solanes, I.; Casan, P.; Sangenis, M.; Calaf, N.; Giraldo, B.; Guell, R. (2007). Risk factors for mortality in chronic obstructive pulmonary disease. Archivos de bronconeumología, 43 (8): 445-449. ISSN: 0300-2896. Suárez K., J. Silva, Y. Berthoumieu, P. Gomis, and M. Najim. (2007). ECG Beat Detection Using a Geometrical Matching Approach. IEEE Transactions on Biomedical Engineering, 54 (4): 641-650. ISSN: 0018-9294. Barbanoj MJ, Riba J, Clos S, Giménez S, Grasa E, Romero S. (2008). Daytime Ayahuasca administration modulates REM and slow-wave sleep in healthy volunteers. Psychopharmacology, 196(2):315-326. Buil, A.; Perera, A.; Brunel, H.; Souto, J. C.; Fontcuberta, J.; Vallverdu, M.; Soria, J. M.; Caminal, P. (2007) Gene-phenotype association using mutual information-based cluster analysis. Genetic Epidemiology, vol. 31, n. 6, pp. 618, (http://www3.interscience.wiley.com). Clariá F., Vallverdu M., Baranowski R., Cygankiewicz I., Caminal P. (2008). Heart rate variability analysis based on time-frequency representation and entropies in hypertrophic cardiomyopathy patients. Physiological Measurement, 29: 401-416. Cygankiewicz I, Zareba W, Vazquez R, Vallverdu M, Gonzalez-Juanatey JR, Valdes M, Almendral J, Cinca J, Caminal P, de Luna AB. (2008). Heart rate turbulence predicts allcause mortality and sudden death in congestive heart failure patients. Heart Rhythm, 8: 1095-1102. Giraldo B., C. Arizmendi, E. Romero, R. Alquezar, P. Caminal, S. Benito, (2008). Patients on weaning trials classified with neural networks and feature selection. Encyclopedia of Healthcare Information Systems - Volume III, MRI-Z. N. Wickramasinghe and E. Geisler, Illinois Institute of Technology, USA Editors. pp. 1061-1067. Giraldo B., A. Garde, C. Arizmendi, R. Jané, S. Benito, I. Diaz, (2008). Support vector machine classification applied on weaning trials patients. Encyclopedia of Healthcare Information Systems - Volume III, MRI-Z. N. Wickramasinghe and E. Geisler, Illinois Institute of Technology, USA Editors. pp. 1277-1282. Hernández M, Mañanas MA, Costa-Castelló R. (2008). Learning Respiratory System Function in BME Studies by means of a Virtual Laboratory: RespiLab. IEEE Transactions on Education 51(1): 24 34.
Martinez P., Bakardjian H., Vallverdu M., and Cichocki A., (2008). Fast Multi-Command SSVEP Brain Machine Interface without training. Lecture Notes in Computer Science, Artificial Neural Networks, Editor Springer Berlin / Heidelberg, edition September 2008, vol. 5163, pp 300-307. Perera A, Vallverdu M, Claria F, Soria JM, Caminal P. (2008). DNA binding site characterization by means of Rényi entropy measures on nucleotide transitions. IEEE Trans Nanobioscience. 2:133-141. Romero S, Mañanas MA, Barbanoj MJ. (2008). A comparative study of automatic techniques for ocular artifact reduction in spontaneous EEG signals based on clinical target variables: a simulation case. Comput Biol Med. 38(3):348-360. Voss A., Schulz S., Scroeder R., Baumert M., Caminal P. (2008). Methods derived from nonlinear dynamics for analyzing heart rate variability. Philosophical Transactions A. Royal Society, 367, 277-296. Romero S, Mañanas MA, Barbanoj MJ. (2009). Ocular Reduction in EEG Signals Based on Adaptive Filtering, Regression and Blind Source Separation. Ann Biomed Eng. (aceptado, pendiente de publicación). Romero S, Mañanas MA, Barbanoj MJ. (2009). Influence of ocular filtering in EEG data on the assessment of drug-induced effects on the brain. Hum Brain Mapp. (aceptado, pendiente de publicación). Valencia J.F., M. Vallverdú, R. Schroeder, A. Voss, R. Vázquez, Bayés de Luna, P. Caminal (2009). Entropy rates based on symbolic dynamics of HRV in ischemic dilated cardiomyopathy. IEEE-Engineering in Medicine and Biology Magazine (aceptado, pendiente de publicación). Benitez R, Alvarez-Lacalle E, Echevarria B, Gomis P, Vallverdu M, Caminal P, (2009), Characterization of the nonlinear content of the Herat rate dynamics during myocardial ischemia. Medical Eng. & Physics, doi:10.1016/j.medengphy.2008.12.006 (aceptado, pendiente de publicación)
Congresos Internacionales Baranowski, R.; Zebrowski, J. J.; Poplawska, W.; Mañanas, M. A.; Jané, R.; Caminal, P.; Chojnowska, L.; Viñolas, X.; Guindo, J.; Bayés de Luna, A. 3-Dimensional poincaré plots of QT and RR intervals. An approach to nonlinear analysis of QT/RR relationship Proceedings of the International Congress of Ambulatory Monitoring, pp. 243, 1996. Baranowski, R.; Mañanas, M. A.; Jané, R.; Caminal, P.; Poplawska, W.; Chojnowska, L.; Rydlewska-Sadowska, W.; Viñolas, X.; Guindo, J.; Bayés de Luna, A. Analysis of 24h QTc variability in patients with hypertrophic cardiomyopathy Proceedings of the International Congress of Ambulatory Monitoring, pp. 228, 1996. Carvajal, R.; Vallverdú, M.; R. Baranowski, Chojnowska, L.; Rydlewska-Sadowska, W.; Jané, R.; Caminal, P. Non-linear analysis of heart rate variability in patients with hypertrophic cardiomyopathy Proceedings of the 18th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol.4, pp. 1616-1617, 1996. Clariá, F.; Vallverdú, M.; Reyna, M. A.; Jané, R.; Caminal, P. Time-frequency analysis of heart rate variability as an aid to diagnose pathologies Proceedings of the 18th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol.4, pp. 1604-1605, 1996. Gomis, P.; Lander, P.; Caminal, P. Parametric linear and non-linear modeling techniques for estimating abnormal intra-qrs potentials in the high resolution Simulation Modelling in Bioengineering, pp. 271-280, 1996. Gomis, P.; Suárez, K.; Passariello, G.; Mendoza, I.; Caminal, P.; Lander, P. Abnormal intra- QRS signals and late potentials in the high resolution ECG associated with chagasic myocarditis. Computers in Cardiology, pp. 633-636, 1996. Mañanas, M.A.; Torres, A.; Fiz, J. A.; Morera, J.; Caminal, P.; Jané, R. Time and frequency analysis of signals from sternomastoid muscle in COPD patients and control group Proceedings of the 18th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol.4, pp. 1484-1485, 1996. Olmos, S.; Jane, R.; Garcia, J.; Laguna, P. Noise effect on orthogonal transform compression of ECG signals Proceedings of the 18th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol.4, pp. 1386-1387, 1996. Reyna M.A.; Jané, R.; Caminal, P. Analysis of Late Potentials using the Interference Terms of the Wigner Distribution Proceedings of the 18th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol.4, pp. 1373-1374, 1996. Clariá F.; Vallverdú, M.; R. Baranowski, Caminal, P. Time-frequency analysis of the RT and RR variability of hypertrophic cardiomyopathy patients Proceedings of the 4th European Conference on Engineering and Medicine, pp. 45-46, 1997. Giraldo B.F.; Ferré, C.; Laguna, P.; Jané, R.; Martín, M.; Caminal, P. Validation of an Algorithm for Atrial Fibrillation and Flutter Diagnosis Computers in Cardiology, pp. 485-488, 1997. González C.; Gomis, P.; Vallverdú, M. Modelo del sistema biomecánico pulmonar en pacientes con patologías obstructivas Proc. IV Jornadas de Investigación y Desarrollo, Universidad Simón Bolivar, (Venezuela), pp. 86, 1997. Jané R.; Blasi, A.; García, J.; Laguna, P. Evaluation of an automatic detector of waveforms limits in Holter ECG with the QT database Computers in Cardiology, pp. 295-298, 1997. Mañanas M. A.; Fiz, J. A.; Morera, J.; Caminal, P.; Jané, R. Influence of spectral estimation method on muscle activity parameters in myographic signals World Congress on Medical Physics and Biomedical Engineering, no. 536, 1997. Reyna M. A.; Jané, R. Detection of ventricular tachycardia risk by means of Wigner distribution s interference terms from the high resolution ECG Computers in Cardiology, pp. 625-628, 1997.
Reyna M. A.; Jané, R. Detection high risk of ventricular tachycardia in myocardial infarcted patients using a time-frequency distribution with an optimal Radially Gaussian Kernel World Congress on Medical Physics and Biomedical Engineering, no. 575, 1997. Vallverdú M.; Lang, E.; Horváth, G.; Caminal, P. Time and frequency domain analysis of heart period variability to improve risk stratification in post-myocardial infarction patients. World Congress on Medical Physics and Biomedical Engineering, pp 248-256, 1997. Baranowski R.; Vallverdú, M.; Jané, R.; Caminal, P.; Poplawska, W.; Malecka, L.; Chojnowska, L.; Rydlewska-Sadowska, W.; Viñolas, X.; Bayés de Luna, A. 24H Qtc analysis in sudden death risk stratification in patients with hypertrophic cardiomyopathy. 70th Scientific Sessions Orange County Convention, Supplement to Circulation, vol. 96, n. 8, no. 4260, 1998. Baranowski R.; Zebrowski, J. J.; Poplawska, W.; Vallverdú, M.; Caminal, P.; Rydlewska- Sadowska, W.; Chojnowska, L.; Bayés de Luna, A. Analysis of the RR/RT relation by a method of symbolic dynamics The influence of data length on the histogram characteirstics. 20th Congress of the European Society of Cardiology, vol. 19, n. 2331, 1998. Caminal P.; Blasi, A.; Vallverdú, M.; Viñolas, X.; Jané, R.; Laguna, P.; Pitzalis, M.V.; Rizzon, P.; Zareba, W.; Bayés de Luna, A. New algorithm for QT dispersion analysis in XYZ-lead Holter ECG.Performance and applications Computers in Cardiology, pp. 709-712, 1998. Carvajal R.; Vallverdú, M.; Zebrowski, J. J.; Baranowski, R.; Caminal, P. Dimensión de correlación de la variabilidad del ritmo cardiaco en sujetos sanos y pacientes con diversas patologías cardiacas Primer Congreso Lationamericano de Ingeniería Biomedica, pp. 261-264, 1998. González C.; Caminal, P.; Benito, S. Estudio de las componentes temporales de la respiración en los estados de vigilia y sueño mediante el análisis de complejidad Primer Congreso Lationamericano de Ingeniería Biomedica, pp. 143-146, 1998. Jané R.; Salvatella, D.; Fiz, J. A.; Morera, J. Spectral analysis of respiratory sounds to assess bronchodilator effect in asthmatic patients Proceedings of the 20th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol. 6, pp. 3203-3206.; 1998. Nebot A.; Guiot, M.; Vallverdú, M. Identification of generic fuzzy models of the human central nervous system control 12th European Simulation Multiconference, pp. 316-323, 1998. Nebot A.; Valdés, J. J.; Guiot, M.; Alquezar, R.; Vallverdú, M. Fuzzy inductive reasoning approches to the identification of models of the central nervous system control Proceedings of the International ICSC Symposium on Engineering of Intelligent Systems, pp. 190-196, 1998. Olmos S.; García, J.; Laguna, P.; Jané, R. Truncated orthogonal expansions of recurrent signals: equivalence to a periodic time-variant filter Proceedings of the International Conference on Acoustics, Speech and Signal Processing (ICASSP), pp. 1709-1712, 1998. Reyna M.A.; Jané, R. Uso de los términos cruzados de la distribución Choi-Williams para detectar actividad tardía ventricular Primer Congreso Lationamericano de Ingeniería Biomedica, pp. 580-584, 1998. Vallverdú M.; Álvarez, C.; Baranowski, R.; Chojnowska, L.; Caminal, P. Nonlinear dynamics analysis of heart rate variability signal based on entropies in hypertrophic cardiomiopathy patients Computers in Cardiology, pp. 373-376, 1998. Baranowski, R.; Vallverdú, M.; Chojnowska, L.; Poplawska, W., Michalak, E.; Malecka, L.; Rydlewska-Sadowska, W.; Viñolas, X.; Caminal, P.; Bayés de Luna, A. Prognostic value of repolarization analysis in patients with hypertrophic cardiomyopathy comparison of QTc and QTd measurement 21st Congress of the European Society of Cardiology, vol. 20, no. 571, 1999.
Caminal, P.; Vallverdú, M.; Viñolas, X.; Alonso, J. L.; Jané, R.; Laguna, P.; Pitzalis, M. V.; Rizzon, P.; Zareba, W.; Bayés de Luna, A. New algorithm for QT dispersion analysis in XYZ-lead Holter ECG: Description and validation 21st Congress of the European Society of Cardiology, vol. 20, no. 338, 1999. Carvajal, R.; Vallverdú, M.; Caminal, P.; Viñolas, X.; Zareba, W.; Bayés de Luna, A. Nonlinear analysis of the RR and RT series from Holter ECG signals Fifth Conference of the European Society for Engineering and Medicine, pp. 567-568, 1999. Clariá, F.; Vallverdú, M.; Caminal, P. Time-frequency analysis of the heart rate variability in Holter ECG to stratify dilated cardiomyopathy patients Fifth Conference of the European Society for Engineering and Medicine, pp. 517-518, 1999. Domingo, L.; Fiz, J. A.; Carvajal, R.; Jané, R.; Vallverdú, M.; Morera, J.; Caminal, P. Correlation dimensions analysis of the snoring sound signals. Fifth Conference of the European Society for Engineering and Medicine, pp. 527-528, 1999. Escobet, T.; Nebot, A.; Vallverdú, M. A qualitative fault monitoring system to support medical decisions: An application to the Central Nervous System International Symposia on Soft Computing in Biomedicine, pp. 536-542, 1999. Fernández, C.; Subirana, M.; Giraldo, B. F.; González, C.; Caminal, P.; Benito, S. Nonlinear analysis of ventilatory pattern in different levels of pressure support ventilation 12th Annual Congress of European Society of Intensive Care Medicine, pp. 107, 1999. Giraldo, B. F.; Caminal, P. Simulation and prediction methods applied to hospital management Fifth Conference of the European Society for Engineering and Medicine, pp. 329-330, 1999. Gomis, P.; García, I.; Caminal, P.; Lander, P. Nonlinear modeling analysis of the highresolution ECG for estimationg abnormal intra-qrs potentials Computers in Cardiology, pp 567-570, 1999. Gomis, P, Mora, F.; Passariello, G.; Caminal, P.; Lander, P. Neural networks modeling analysis of the high resolution ECG associated with Chagas disease Fifth Conference of the European Society for Engineering and Medicine, pp. 331-332, 1999. González, C.; Caminal, P.; Benito, S. Complexity analysis of the respiratory system Fifth Conference of the European Society for Engineering and Medicine, pp. 565-566, 1999. Homs-Corbera, A.; Salvatella, D.; Fiz, J. A.; Morera, J.; Jané, R. Time-frequency characterization of wheezes during forced exhalation Fifth Conference of the European Society for Engineering and Medicine, pp. 423-424, 1999. Jané, R.; Solà, J.; Fiz, J. A.; Salvatella, D.; Goñi, J.; Morera, J. Neural Network automatic detection of snores: validation in sleep studies Fifth Conference of the European Society for Engineering and Medicine, pp. 429-430, 1999. Mañanas, M. A.; Fiz, J. A.; Morera, J.; Caminal, P. Cardiac activity reduction from myographic signals at different levels of muscle effort Fifth Conference of the European Society for Engineering and Medicine, pp. 19-20, 1999. Salvatella, D.; Jané, R.; Fiz, J. A.; Morera, J. Automatic detection of crackles by means of an adaptive threshold Fifth Conference of the European Society for Engineering and Medicine, pp. 427-428, 1999. Serena, A.; Mañanas, M. A.; Fiz, J. A.; Morera, J.; Caminal, P. Methodology of large biomedical data analysis based on multivariate statistical techniques Fifth Conference of the European Society for Engineering and Medicine, pp. 495-496, 1999. Torres, A.; Fiz, J. A.; Jané, R.; Morera, J.; Comtois, N.; Salazkin, I.; Grassino, A. Measurement of diaphragmatic function with a non-invasive piezoelectric contact sensor Fifth Conference of the European Society for Engineering and Medicine, pp. 571-572, 1999. Vallverdú M.; Clariá, F.; Carvajal, R.; Martínez, P.; Alonso, J. L.; Zareba, W.; Viñolas, X.; Bayés de Luna, A.; Caminal, P. Heart rate variability characterization: Time-frequency representation and nonlinear analysis Computers in Cardiology, pp. 257-260, 1999.
Vallverdú M.; Martínez, P.; Viñolas, X.; Alonso, J. L.; Pitzalis, M. V.; Rizzon, P.; Zareba, W.; Bayés de Luna, A.; Caminal, P. Linear regression analysis between ventricular repolarization parameters and heart rate Fifth Conference of the European Society for Engineering and Medicine, pp. 393-394, 1999. Alonso, J. L.; Martínez, P.; Viñolas, X.; Vallverdú, M.; Pitzalis, M. V.; Zareba, W.; Rizzon, P.; Caminal, P.; Jané, R.; Laguna, P.; Bayés de Luna, A. "Dynamic behaviour of QT dispersion. A 24-hour analysis of repolarization parameters 14th International Congress of the Italian Journal of Cardiology, vol. 29, Supp. 5, RT-136, 2000. Clarià, F.; Vallverdú, M.; P. Martinez, Alonso, J. L.; Viñolas, X.; Zareba, W.; Bayés de Luna, A.; Caminal, P. Autonomic Function Evaluated by Entropy Measures of the Heart Rate Variability Computers in Cardiology, pp. 461-464, 2000. Clarià, F.; Vallverdú, M.; Baranowski, R.; Chonowska, L.; Martínez, P.; Caminal, P. Timefrequency representation of the HRV: a tool to characterize sudden cardiac death in hypertorphy cariomyopathy patients Proceedings of the 22nd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol. 1, pp. 71-73, 2000. Giraldo B.F.; Martínez, P.; Caminal, P. Parametric modeling of the hospital activity applied to the simulation of patients in waiting-list Proceedings of the 22nd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol. 3, pp. 2334-2336, 2000. Guillén, P.; Vallverdú, M.; Jugo, D.; Carrasco, H.; Caminal, P. Non-linear dynamics in heart rate variability of normal subjects and chagasic patients Proceedings of the 22nd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol. 4, pp. 2414-2415, 2000. Guillén, P.; Vallverdú, M.; Clarià, F.; Jugo, D.; Carrasco, H.; Caminal, P. Complexity analysis of heart rate variability applied to chagasic patients and normal subjects Computers in Cardiology, pp. 469-472, 2000. Vallverdú, M.; Giraldo, B.; Benito, S.; Montserrat, M.; Fernández, C.; Subirana, M.; Voss, A.; Caminal, P. Respiratory pattern variability analysis based on nonlinear dynamics methods Proceedings of the 22nd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol. 4, pp. 2963-2965, 2000. Jensen, E. W.; Guillén, P.; Litvan, H.; Vallverdú, M.; Jugo, D.; Caminal, P. Symbolic dynamics applied to EEG signal for monitoring anaesthetic depth during propofol infusion Proceedings of the 22nd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol. 2, pp. 1320-1322, 2000. Clarià, F.; Vallverdú, M.; Martínez, A.; Viñolas, X.; Zareba, W.; Bayés de Luna, A.; Caminal, P. Sympatho-vagal activity described by the complex and deterministic behavior of heart rate variability Computers in Cardiology, pp. 473-476, 2001. Carvajal, R.; Vallverdú, M.; Zebrowski, J. J.; Baranowski, R.; Chojnowska, L.; Caminal, P. Dynamic analysis of the correlation integral of heart rate variability in hypertrophic cardiomyopathy patients Proceedings of the 23rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol. 1, pp. 551-554, 2001. Carvajal, R.; Vallverdú, M.; Baranowski, R.; Caminal, P. Detección de determinismo no lineal en la variabilidad de la frecuencia cardiaca Segundo Congreso Latinoamericano de Ingeniería Biomédica, no. 301, 2001. Domingo, L, Caminal, P.; Giraldo, B. F.; Benito, S.; Vallverdú, M.; Kaplan, D. "Respiratory pattern variability analysis based on nonlinear prediction methods" Proceedings of the 23rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol. 3, pp. 1550-1553, 2001. González, C.; Caminal, P.; Giraldo, B.; Benito, S. Medidas de la variabilidad del patrón respiratorioen pacientes con asistencia ventilatoria Segundo Congreso Latinoamericano de Ingeniería Biomédica, no. 443, 2001.
Guillén, P.; Vallverdú, M.; Rojas, R.; Jugo, D.; Carrasco, H.; Caminal, P. Dinámica no lineal para caracterizar la variabilidad del ritmo cardíaco en pacientes chagásicos Segundo Congreso Latinoamericano de Ingeniería Biomédica, no. 302, 2001. Laciar, E.; Jané, R. An improved weighted signal averaging method for high-resolution ECG signals Computers in Cardiology, pp. 69-72, 2001. Laciar, E.; Jané, R.; Brooks, D. H. A new alignment method based on the wavelet multi-scale cross-correlation for noisy high resolution ECG records Proceedings of the 23rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol. 3, pp. 2142-2145, 2001. Mañanas, M. A.; Romero, S.; Topor, Z. L.; Bruce, E. N.; Houtz, P.; Caminal, P. "Cardiac interference in myographic signals from different respiratory muscles and levels of activity" Proceedings of the 23rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol. 2, pp. 1115-1118, 2001. Mouriño, J.; Millán, J. R.; Cincotti, F.; Chiappa, S.; Jané, R.; Babiloni, F. Spatial filtering in the training process of a brain computer interface Proceedings of the 23rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol. 1, pp. 639-642, 2001. Solà-Soler, J.; Jané, R.; Fiz, J. A.; Morera, J. Snoring sound intensity study with ambient and traqueal microphones Proceedings of the 23rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol. 2, pp. 2032-2035, 2001. Torres, A.; Fiz, J. A.; Morera, J.; Grassino, A. E.; Jané, R. Non-invasive measurement of diaphragmatic contraction timing in dogs Proceedings of the 23rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol. 1, pp. 437-440, 2001. Carvajal, R.; Vallverdú, M.; Baranowski, R.; Baranowska, A.; Zebrowski, J. J.; Caminal, P. Dynamical non-linear analysis of heart rate variability in patients with aortic stenosis Computers in Cardiology, pp. 449-452, 2002. Giraldo, B. F.; Bolea, Y.; Caminal, P. Comparison of different models to analyze the number of patients in waiting-list Proceedings of the 24th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol. 3, pp. 1877-1878, 2002. Laciar, E.; Jané R. Bi-dimensional cross-correlation of spectro-temporal maps for the detection of beat-to-beat variable late potentials Computers in Cardiology, pp. 301-304, 2002. Mañanas, M. A.; Navarro, C.; Romero, S.; Griñó, R.; Rabinovich, R.; Benito, S.; Caminal, P. Control system response of different respiratory models under ventilatory stimuli and pathologies" 15th IFAC World Congress on Automatic Control, pp. 2317-2322, 2002. Mañanas, M. A.; Topor, Z. L.; Bruce, E. N.; Houtz, P.; Caminal, P. Respiratory and muscular analysis in patients with OSAS at different levels of ventilatory effort Proceedings of the 24th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol. 1, pp. 242-243, 2002. Romero, S.; Mañanas, M. A.; Lorenzo, J. L.; Clos, S.; Barbanoj, M. J. Analysis of sleep spindles in different NREM-REM cycles by means of bispectra Proceedings of the 24th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol. 1, pp. 171-172, 2002. Solà-Soler, J.; Jané, R.; Fiz J. A.; Morera, J. Pitch analysis in snoring signals from simple snorers and patients with obstructive sleep apnea Proceedings of the 24th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol. 2, pp. 1527-1528, 2002. Vallverdú, M.; Tibaduisa, O.; Martínez, A.; Cinca, J.; Bayés de Luna, A.; Caminal, P. Finitetime growth rate to characterize heart rate variability of idiopathic dilated cardiomyopathy patients Proceedings of the 24th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol. 1, pp. 15-16, 2002.
Castro, N.; Gomis, P.; Wagner, G. Assessment of Myocardial Ischemia through High Frequency Energy Estimation over the Time-Frequency Plane using Wavelets. Computers in Cardiology, vol. 30, pp 517-520, 2003. Giraldo, B. F.; Chaparro, J.; Benito, S.; Caminal, P. Effect of pressure support ventilation on the respiratory pattern variability Proceedings of the 25th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol. 1, pp. 447-450, 2003. Jané, R.; J. A. Fiz, J. Solà-Soler, S. Blanch, P. Artís, Morera, J. Automatic snoring signal analysis in sleep studies Proceedings of the 25th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol. 1, pp. 447-450, 2003. Mañanas, M. A.; Alonso, J. F.; Topor, Z. L.; Bruce, E. N.; Houtz, P.; Caminal, P. Frequency parameters from myographic signals for the evaluation of respiratory muscle activity during an increased ventilatory effort Proceedings of the 25th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol. 4, pp. 3203-3206, 2003. Palacios, M.; Vallverdú, M.; Caminal, P. Modeling the dynamics of the heart rate variability by hidden Markov models Computers in Cardiology, pp. 461-464, 2003. Solà-Soler, J.; Jané, R.; Fiz, J. A.; Morera, J. Spectral envelope analysis in snoring signals from simple snorers and patients with obstructive sleep apnea Proceedings of the 25th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol. 3, pp. 2527-2530, 2003. Torres, A.; Fiz, J. A.; Morera, J.; Grassino, A. E.; Jané, R. Time-frequency representations of the diaphragmatic movement measured by a surface piezoelectric contact sensor in dogs Proceedings of the 25th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, vol. 3, pp. 2558-2561, 2003. Alonso, J. F.; Mañanas, M. A.; Hoyer, D.; Topor, S. L.; Bruce E. N. Analysis of respiratory and muscle activity by means of cross mutual information function between ventilatory and myographic signals Proceedings of the 26th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, pp. 114-117, 2004. Giraldo, B. F.; Chaparro, J.; Ballesteros, D.; López-Rodriguez, L.; Geat, D.; Benito, S.; Caminal, P. Study of the respiratory pattern variability in patients during weaning trials Proceedings of the 26th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, pp. 3909-3912, 2004. Jané, R.; Cortés, S.; Fiz, J. A.; Morera, J. Analysis of wheezes in asthmatic patients during spontaneous respiration Proceedings of the 26th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, pp. 3836-3839, 2004. Laciar, E.; Jané, R. Analysis of beat-to-beat variability of ventricular late potentials by a spectro-temporal technique in patients with Chagas disease Proceedings of the 26th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, pp. 3605-3608, 2004. Mañanas, M. A.; Hernández, A. M.; Rabinovich, R.; Benito, S.; Caminal, P. Modeling and evaluation of respiratory and muscle pattern during hypercapnic stimulus Proceedings of the 26th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, pp. 3913-3916, 2004. Romero, S.; Mañanas, M. A.; Riba, J.; Morte, A.; Giménez, S.; Clos, S.; Barbanoj, M. J. Evaluation of an automatic ocular filtering method for awake spontaneous EEG signals based on Independent Component Analysis Proceedings of the 26th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, pp. 925-928, 2004. Torres, A.; Fiz, J. A.; Galdiz, B.; Gea, J.; Morera, J.; Jané, R. Assessment of respiratory muscle effort studying diaphragm movement registered with surface sensors. Animal model (dogs) Proceedings of the 26th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, pp. 3917-3920, 2004.
Vallverdú, M.; Tibaduisa, O.; Hoyer, D.; Giraldo, B.; Benito, S.; Caminal, P. Analysis of the nonlinear autodependencies of respiratory pattern variability in patients on weaning trials Proceedings of the 26th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, pp. 542-545, 2004. Vallverdú, M.; Palacios, M.; Hoyer, D.; Clarià, F.; Baranowski, R.; Caminal, P. Evaluation of different rhythms by hidden Markov models in heart rate variability of hypertrophic cardiomyopathy patients Proceedings of the 26th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, pp. 600-603, 2004. Caminal, P.; Giraldo, B.; Zabaleta, H.; Vallverdú, M.; Benito, S.; Ballesteros, D.; Lopez- Rodríguez, L.; Esteban, A.; Baumert, M.; Voss, A. Joint symbolic dynamic analysis of cardiorespiratory interactions in patients on weaning trials Proceedings of the 27th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, pp. 4576-4579, 2005. Cortés, S.; Jané, R.; Fiz, J.A.; Morera, J. Monitoring of wheeze duration during spontaneous respiration in asthmatic patients Proceedings of the 27th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, pp. 6141-6144, 2005. Castro, N.; Medina, E.; Gomis, P.; Wong, S.; Wagner, G. Multiple Factor Analysis of the Autonomous Nervous System during PTCA Proceedings of the 27th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, pp. 940-943, 2005. Mañanas, M. A.; Rojas, M.; Mandrile, F.; Chaler, J. Evaluation of muscle activity and fatigue in extensor forearm muscles during isometric contractions Proceedings of the 27th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, pp. 5824-5827, 2005. Palacios, M.; Vallverdú, M.; Friedrich, H.; Hoyer, D.; Bayés de Luna, A.; Caminal, P. Hidden Markov models and mutual information analysis to characterize nonlinear dynamics in Heart Rate Variability Proceedings of the 27th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, pp. 4618-4621, 2005. Solà-Soler, J.; Jané, R.; Fiz, J. A.; Morera, J. Variability of snore parameters in time and frequency domains in snoring subjects with and without Obstructive Sleep Apnea Proceedings of the 27th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, pp. 2583-2586, 2005. Torres, A.; Fiz, J. A.; Galdiz, B.; Gea, J.; Morera, J.; Jané, R. A wavelet multiscale based method to separate the high and low frequency components of mechanomyographic signals Proceedings of the 27th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, pp. 7262-7265, 2005. Alonso, J. F.; Mañanas, M. A.; Bruce, E. N.; Topor, Z. L. Evaluation of nonlinear prediction methods in demodulated EMG signals from respiratory muscles Proceedings of the XVI Congress of the International Society of Electrophysiology and Kinesiology (ISEK 2006), 2006. Chaparro, J.; Giraldo, B.; Caminal, P.; Benito, S.; Díaz, I.; Ballesteros, D.; López-Rodríguez, L. Respiratory Flow Signal Analysis Using Approximate Entropy and Sample Entropy Proceedings of the 28th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2006. Cortés, S.; Jané, R.; Torres, A.; Fiz, J. A.; Morera, J. Detection and Adaptive Cancellation of Heart Sound Interference in Tracheal Sounds Proceedings of the 28th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2006. Giraldo, B.; Arizmendi, C.; Romero, E.; Alquezar, R.; Caminal, P.; Benito, S.; Ballesteros, D. Patients on Weaning Trials from Mechanical Ventilation Classified with Neural Networks and Feature Selection Proceedings of the 28th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2006.
Giraldo, B.; Garde, A.; Arizmendi, C.; Jané, R.; Benito, S.; Díaz, I.; Ballesteros, D. Support Vector Machine Classification Applied on Weaning Trials Patients Proceedings of the 28th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2006. Gomis P., S Wong, F Ng, G Wagner. Autonomic Nervous System Response during Coronary Occlusion Evaluated with Multiple Factor Analysis of Standard and Fractal Indexes. A: Computers in Cardiology 2006. Alan Murray, p. 633-636, 2006 Gomis P., P. Caminal, M. Vallverdú, S.G. Warren and G.S. Wagner. HRV during coronary angioplasty: site of coronary occlusion and beta-blockers effects. A: 7th STAFF Studies Symposium. Duke University, p. 17-17, 2006 Hoyer, D.; Frank, B.; Götze, Ch.; Baranowski, R.; Zebrowski, J. J.; Vallverdú, M.; Palacios, M.; Caminal, P.; Bayés de Luna, A.; Stein, P. K.; Schmidt, G.; Schmidt, H. Association between Short Term and Long Term Communication in Pathological Autonomic Control Proceedings of the 28th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2006. Laciar E., R Jané, DH Brooks. Evaluation of Myocardial Damage in Chagasic Patients from the Signal-Averaged and Beat-to Beat Analysis of the High Resolution Electrocardiogram. A: Computers in Cardiology 2006. Alan Murray, p. 25-28, 2006. Perera, A.; Vallverdú, M.; Clarià, F.; Soria, J. M.; Caminal, P.; DNA Binding Sites Characterization by Means of Renyi Entropy Measures on Nucleotide Transitions Proceedings of the 28th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2006. Rojas, M.; Mañanas, M. A.; Chaler, J. Analysis of forearm muscles during gripping exercise by means of linear electrode arrays at different levels of effort Proceedings of the XVI Congress of the International Society of Electrophysiology and Kinesiology (ISEK 2006), 2006. Romero, S.; Mañanas, M. A.; Barbanoj, M. J. Quantitative evaluation of automatic ocular removal from simulated EEG signals: regression vs. second order statistics methods Proceedings of the 28th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2006. Torres, A.; Fiz, J. A.; Galdiz, J. B.; Gea, J.; Morera, J.; Jané, R. Inspiratory Pressure Evaluation by means of the Entropy of Respiratory Mechanomyographic Signals Proceedings of the 28th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2006. Vallverdú, M.; Tibaduisa, O.; Clarià, F.; Hoyer, D.; Giraldo, B.; Benito, S.; Caminal, P. Information Flow to Assess Cardiorespiratory Interactions in Patients on Weaning Trials Proceedings of the 28th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2006. Wong S, P. Gomis, F. Ng y G.S. Wagner. Autonomic nervous system response during coronary occlusion evaluated with multiple factor analysis of standard and fractal indexes. A: 7th STAFF Studies Symposium. Duke University, p. 18-18, 2006. Alonso J.F., M. A. Mañanas, S. Romero, J. Riba, M. Barbanoj, D. Hoyer. Connectivity Analysis of EEG under Drug Therapy. A: 29th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE, p. 6187-6190, 2007. Buil A., Perera-Lluna A, Souto R, Peralta JM, Almasy L, Vallverdu M, Caminal P, Soria JM. (2007) Searching for master regulators of transcription in a human gene expression data set.. BMC Proc. 1 Suppl 1:S81, 2007. Garde A., B. Giraldo, R. Jané, I. Diaz, S. Herrera, S. Benito, M. Domingo, A. Bayes-Genis. Analysis of Respiratory Flow Signals in Chronic Heart Failure Patients with Periodic Breathing. A: 29th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE, p. 307-310, 2007.
Gomis P., JF Valencia, M Vallverdú, G Wagner, P Caminal. Multiscale information and multifractal analysis of the autonomous nervous system during myocardial ischemia. 8th STAFF Studies Symposium. Duke University, p. 6-6, 2007. Jospin M., P. Caminal, E. W. Jensen, M. Vallverdu, M. Struys, H. Vereecke, D. T. Kaplan. Depth of Anesthesia Index Using Cumulative Power Spectrum. A: 29th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE, p. 15-18, 2007. Perera A., A. Buil Demur, M. Ch. Di Bernardo, M. Sabater-Lleal, L. Pattini, J. C. Andrés Souto, J. Fontcuberta Boj, M. Vallverdu, J. M. Soria, P. Caminal. Clustering of Individuals Given SNPs Similarity Based in Normalized Mutual Information: F7 SNPs in the GAIT Sample. A: 29th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE, p. 123-126, 2007. Poza J., P. Caminal, M. Vallverdu, R. Hornero, S. Romero, M. Barbanoj. Study of the EEG Changes During the Combined Ingestion of Alcohol and H1-Antihistamines by. A: 29th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE, p. 23-26, 2007. Pueyo E., E Laciar, E Anzuola, P Laguna, R Jané. Assessment of Myocardial Damage in Chronic Chagasic Patients using QRS Slopes. Computers in Cardiology 2007. Alan Murray, p. 725-728, 2007. Rojas M., M. A. Mañanas, B. Müller, J. Chaler. Activation of Forearm Muscles for Wrist Extension in Patients Affected by Lateral Epicondylitis. 29th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE, p. 4858-4861, 2007. Solà J., R. Jané, J. A. Fiz, J. Morera. Automatic Classification of Subjects with and without Sleep Apnea through Snoring Analysis. A: 29th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE, p. 6093-6096, 2007. Torres A., J. A. Fiz, R. Jané, J. B. Galdiz, J. Gea, J. Morera. Application of the Empirical Mode Decomposition Method to the Analysis of Respiratory Mechanomyographic Signals. A: 29th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE, p. 1566-1569, 2007. Valencia J.F., M. Vallverdu, I. Cygankiewicz, A. Voss, R. Vazquez, A. Bayes de Luna, P. Caminal. Multiscale Regularity Analysis of the Heart Rate Variability: Stratification of Cardiac Death Risk. A: 29th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE, p. 5946-5949, 2007. Valencia J.F., M Vallverdú, P Gomis, G Wagner, P Caminal. Multiscale Information Analysis of the Autonomous Nervous System during Myocardial Ischemia. Computers in Cardiology 2007. Alan Murray, p. 589-502, 2007. Wong S., A La Cruz, MI Hernández, P Gomis, G Passariello. Heart Rate Recovery in the Diagnosis of Diabetic Cardiovascular Autonomic Neuropathy. Computers in Cardiology 2007. Alan Murray, p. 681-684, 2007. Wong W., F Ng, P Gomis, G Passariello. Heart Rate Recovery in the Diagnosis of Diabetic Cardiovascular Autonomic Neuropathy. 8th STAFF Studies Symposium. Duke University, p. 5-5, 2007. Brunel H., A. Perera, A. Buil Demur, M. Sabater-Lleal, J. C. Souto Andrés, J. Fontcuberta Boj, M. Vallverdu, J. M. Soria, P. Caminal, SNP Sets Selection under Mutual Information Criterion, Application to F7/FVII Dataset, Proc. 30th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBS), CD-ROM, pp. 3783-3786, 2008.