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Listar por autor "Cirugeda Roldán, Eva María"

Mostrando ítems 1-15 de 15

A new algorithm for quadratic sample entropy optimization for very short biomedical signals: Application to blood pressure records

Cirugeda Roldán, Eva María; Cuesta Frau, David; Miró Martínez, Pau; Oltra Crespo, Sandra; Vigil-Medina, L.; Varela-Entrecanales, M. (Elsevier, 2014-05)

[EN] This paper describes a new method to optimize the computation of the quadratic sample entropy (QSE) metric. The objective is to enhance its segmentation capability between pathological and healthy subjects for short ...
Análisis multidimensional de las 12 derivaciones del ECG estándar para predecir el éxito de la cardioversión eléctrica en fibrilación auricular persistente

Cirugeda Roldan, E.M.; Calero Núñez, S.; Plancha Burguera, E.; Enero Navajo, J.; Rieta, J J; Alcaraz Martínez, R. (Sociedad Española de Ingeniería Biomédica, 2020-11-27)

[ES] La Sociedad Europea de Cardiologia recomienda la cardioversion electrica (CVE) para el control del ritmo cardiaco en situaciones de fibrilacion auricular (FA) persistente. Aunque es capaz de restaurar inicialmente el ...
Characterization of complex fractionated atrial electrograms by Sample Entropy: An international multi-center study

Cirugeda Roldán, Eva María; Novak, Daniel; Kremen, Vaclav; Cuesta Frau, David; Keller, Matthias; Luik, Armin; Srutova, Martina (MDPI, 2015-11)

Atrial fibrillation (AF) is the most commonly clinically-encountered arrhythmia. Catheter ablation of AF is mainly based on trigger elimination and modification of the AF substrate. Substrate mapping ablation of complex ...
Comparative study of entropy sensitivity to missing biosignal data

Cirugeda Roldán, Eva María; Cuesta Frau, David; Miró Martínez, Pau; Oltra Crespo, Sandra (MDPI, 2014-11)

Entropy estimation metrics have become a widely used method to identify subtle changes or hidden features in biomedical records. These methods have been more effective than conventional linear techniques in a number of ...
Limb Versus Precordial ECG Leads as Improved Predictors of Electrical Cardioversion Outcome in Persistent Atrial Fibrillation

Cirugeda, Eva M.; Calero, Sofia; Quesada, Aurelio; Hidalgo, Victor M.; Rieta, J J; Alcaraz, Raul (IEEE, 2020-09-16)

[EN] Electrical cardioversion (ECV) is an effective and low-cost rhythm control strategy for persistent atrial fibrillation (AF). Because of its limited mid- and long-term success rates, prediction of early failure could ...
Medidas de entropía en el procesado de señales biológicas: robustez y caracterización frente a pérdida de muestras y longitud de los registros

Cirugeda Roldán, Eva María (Editorial Universitat Politècnica de València, 2014-09-03)

Las medidas de complejidad son un conjunto de métodos estadísticos que permiten estimar la regularidad de un sistema. Estos métodos se basan en técnicas de análisis no lineal de forma que se pueda caracterizar un señal ...
Multi-scale Entropy Evaluates the Proarrhythmic Condition of Persistent Atrial Fibrillation Patients Predicting Early Failure of Electrical Cardioversion

Cirugeda Roldan, Eva María; Calero, Sofía; Hidalgo, Víctor Manuel; Enero, José; Rieta, J J; Alcaraz, Raúl (MDPI AG, 2020-07)

[EN] Atrial fibrillation (AF) is nowadays the most common cardiac arrhythmia, being associated with an increase in cardiovascular mortality and morbidity. When AF lasts for more than seven days, it is classified as persistent ...
Multidimensional Characterization of the Atrial Activity to Predict Electrical Cardioversion Outcome of Persistent Atrial Fibrillation

Cirugeda, Eva M.; Calero, Sofia; Plancha, Eva; Enero, Jose; Rieta, J J; Alcaraz, Raul (IEEE, 2020-09-16)

[EN] European Society of Cardiology guidelines recommend electrical cardioversion (ECV) as a rhythm control strategy in persistent atrial fibrillation (AF). Although ECV initially restores sinus rhythm (SR) in almost every ...
Multidimensional Fibrillatory Waves Analysis for Improved Electrical Cardioversion Outcome Prediction in Persistent Atrial Fibrillation

Cirugeda, Eva M.; Calero, Sofía; Plancha, Eva; Enero, José; Rieta, J J; Alcaraz, Raúl (IEEE, 2020-10-30)

[EN] The European Society of Cardiology guidelines recommend electrical cardioversion (ECV) as a rhythm control strategy in persistent atrial fibrillation (AF). Although being able to initially restore sinus rhythm in most ...
Predicción del fracaso temprano de la cardioversión eléctrica en fibrilación auricular sobre las 12 derivaciones del ECG estándar

Cirugeda Roldan, E.M.; Calero Núñez, S.; Quesada Dorador, A.; Hidalgo Olivares, V.M.; Rieta, J J; Alcaraz Martínez, R. (Sociedad Española de Ingeniería Biomédica, 2020-11-27)

[ES] Dentro de las tecnicas existentes para el control del ritmo cardiaco en fibrilacion auricular (FA), una de las mas extendidas es la cardioversion electrica (CVE). Esta tecnica, de aplicacion sencilla y bajo coste, ...
Prediction of Early Failure in Electrical Cardioversion of Atrial Fibrillation Using Refined Multiscale Entropy

Cirugeda, Eva M.; Calero, Sofía; Hidalgo, Víctor M.; Enero, José; Rieta, J J; Alcaraz, Raúl (IEEE, 2020-10-30)

[EN] In the management of atrial fibrillation (AF), electrical cardioversion (ECV) is a common treatment. Although its initial success rate is high, many patients present AF recurrence after some weeks or months. Hence, ...
Refined Electrical Cardioversion Outcome Prediction with Bipolar Surface Standard Leads for Patients in Persistent Atrial Fibrillation

Cirugeda, Eva M.; Calero, Sofía; Quesada, Aurelio; Hidalgo, Víctor M.; Rieta, J J; Alcaraz, Raúl (IEEE, 2020-10-30)

[EN] For persistent atrial fibrillation (AF), a low-cost, simple and effective rhythm control strategy is electrical cardioversion (ECV). This procedure presents high mid- and long-term AF recurrence rates, so anticipation ...
Refined Multiscale Entropy Predicts Early Failure in Electrical Cardioversion of Atrial Fibrillation

Cirugeda, Eva M.; Calero, Sofia; Hidalgo, Victor M.; Enero, Jose; Rieta, J J; Alcaraz, Raul (IEEE, 2020-09-16)

[EN] Electrical cardioversion (ECV) is a well-established strategy for atrial fibrillation (AF) management. Despite its high initial effectiveness, a high relapsing rate is also found. Hence, identification of patients at ...
Sample Entropy Analysis of Noisy Atrial Electrograms during Atrial Fibrillation

CIRUGEDA ROLDAN, EVA MARÍA; Molina Picó, Antonio; Novák, Daniel; Cuesta Frau, David; Kremen,Vaclav (Hindawi Limited, 2018-06-13)

[EN] Most cardiac arrhythmias can be classified as atrial flutter, focal atrial tachycardia, or atrial fibrillation. They have been usually treated using drugs, but catheter ablation has proven more effective. This is an ...
What can biosignal entropy tell us about health and disease? Applications in some clinical fields

Vargas, Borja; Cuesta Frau, David; Ruiz Esteban, Raul; Cirugeda Roldán, Eva María; Varela, Manuel (Society for Chaos Theory in Psychology and Life Sciences, 2015-10)

Many physiological systems are paradigmatic examples of complex networks, displaying behaviors best studied by means of tools derived from nonlinear dynamics and fractal geometry. Furthermore, while conventional wisdom ...