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Listar por autor "Bertomeu Gonzalez, Vicente"

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A Deep Learning Approach for Featureless Robust Quality Assessment of Intermittent Atrial Fibrillation Recordings from Portable and Wearable Devices

Huerta Herraiz, Álvaro; Martínez-Rodrigo, Arturo; Bertomeu-González, Vicente; Quesada, Aurelio; Rieta, J J; Alcaraz, Raúl (MDPI AG, 2020-07)

[EN] Atrial fibrillation (AF) is the most common heart rhythm disturbance in clinical practice. It often starts with asymptomatic and very short episodes, which are extremely difficult to detect without long-term monitoring ...
A Straightforward Methodology to Distinguish Complex Fractionated Atrial Electrograms of Paroxysmal from Persistent Atrial Fibrillation

Finotti, Emanuela; Ciaccio, Edward J.; Garan, Hasan; Bertomeu-González, Vicente; Alcaraz, Raúl; Rieta, J J (IEEE, 2020-10-30)

[EN] Many indices aimed at discriminating between paroxysmal and persistent atrial fibrillation (ParAF vs. PerAF) have been previously studied and assessed via statistical tests in order to suggest optimized approaches to ...
Alternative Time-Domain P-wave Analysis for Precise Information on Substrate Alteration After Pulmonary Vein Isolation for Atrial Fibrillation

Vraka, Aikaterini; Bertomeu-González, Vicente; Hornero, Fernando; Sörnmo, Leif; Alcaraz, Raúl; Rieta, J J (IEEE, 2021-11-19)

[EN] While P-wave duration (PWD) is primarily employed to observe the atrial substrate alterations after pulmonary vein isolation (PVI) on atrial fibrillation (AF) patients, the acquired information corresponds to the ...
Are Coronary Sinus Features Reflecting the Effect of Catheter Ablation of Atrial Fibrillation as P-waves Do?

Vraka, Aikaterini; Bertomeu-González, Vicente; Hornenro, Fernando; Langley, Philip; Alcaraz, Raúl; Rieta, J J (IEEE, 2021-11-19)

[EN] Atrial substrate alteration due to catheter ablation (CA) of atrial fibrillation (AF) is primarily assessed from P-waves. Nonetheless, how CA affects critical structures is ignored. The aim of the current study is to ...
Confiabilidad de las Ondas de Activación Local para Evaluar el Sustrato Auricular de Pacientes con Fibrilación Auricular Paroxística

Vraka, A.; Hornero Sos, F.; Bertomeu-González, V.; Osca Asensi, J.; Alcaraz Martínez, R.; Rieta, J J (Sociedad Española de Ingeniería Biomédica, 2020-11-27)

[ES] El análisis de electrogramas (EGMs) del seno coronario (SC) durante la ablación por catérer (AC) de fibrilación auricular (FA) es clave para la evaluación del sustrato auricular. No obstante, los canales del catéter ...
Detection of Dominant Reentries in Multichannel Electrograms of Atrial Fibrillation

Vraka, Aikaterini; Osorio, Diego; Bertomeu-González, Vicente; Ravelli, Flavia; Alcaraz, Raúl; Rieta, J J (IEEE, 2019-11-23)

[EN] Algorithms developed so far for the detection of local activation waves (LAWs) in electrograms (EGMs) of atrial fibrillation (AF) analyze each channel of the catheter separately, while dominant reentries of AF are ...
Discrimination Between CFAEs of Paroxysmal and Persistent Atrial Fibrillation With Simple Classification Models of Reduced Features

Finotti, Emanuela; Ciaccio, Edward J.; Garan, Hasan; Bertomeu-Gonzalez, Vicente; Alcaraz, Raúl; Rieta, J J (IEEE, 2020-09-16)

[EN] A significant number of variables to discriminate between paroxysmal and persistent atrial fibrillation (ParAF vs. PerAF) has been widely exploited, mostly assessed with statistical tests aimed to suggest adequate ...
Distinción Entre Electrogramas de Fibrilación Auricular Paroxística Frente a Persistente para Evaluación del Sustrato Auricular en Procedimientos de Ablación por Catéter

Finotti, E.; Bertomeu González, V.; Hornero Sos, F.; Quesada Dorador, A.; Alcaraz Martínez, R.; Rieta, J J (Sociedad Española de Ingeniería Biomédica, 2020-11-27)

[ES] Para contribuir a un abordaje optimizado de la ablacion por cateter (AC) de fibrilacion auricular (FA), durante los ultimos anos se han introducido complicados indices destinados a discriminar FA paroxistica de ...
Efecto de la Ablación por Catéter Sobre Ciertas Estructuras Auriculares de Pacientes con Fibrilación Auricular Paroxística: El Caso del Seno Coronario

Vraka, A.; Bertomeu-González, V.; Hornero Sos, F.; Quesada Dorador, A.; Alcaraz Martínez, R.; Rieta, J J (Sociedad Española de Ingeniería Biomédica, 2020-11-27)

[ES] Numerosos estudios previos han reportado alteraciones significativas de varias características de la onda P en el electrocardiograma (ECG) de superficie tras un procedimiento de ablacion por cateter (AC) de fibrilación ...
Grafting snake melon (Cucumis melo L. subsp. melo var. flexuosus (L.) Naudin) in organic farming: effects on agronomic performance, resistance to pathogens, metabolic profile, and consumer acceptance.

Flores-León, Alejandro; García-Martínez, Santiago; González, Vicente; Garcés-Claver, Ana; Martí-Renau, Raul; Julián, Carmen; Sifres Cuerda, Alicia Gemma; Pérez De Castro, Ana María; Díez, María José; López Del Rincón, Carmelo; Ferriol Molina, María; Gisbert Domenech, Maria Carmen; Ruiz, Juan José; Cebolla Cornejo, Jaime; Picó Sirvent, María Belén (Frontiers Media SA, 2021-02-19)

[EN] The performance of snake melon [Cucumis melo var. flexuosus (L.)] in organic farming was studied under high biotic and salt stress conditions. Soilborne diseases (mainly caused by Macrophomina phaseolina and Neocosmospora ...
Hypertension Risk Assessment from Photoplethysmographic Recordings Using Deep Learning Classifiers

Cano, Jesús; Bertomeu-González, Vicente; Fácila, Lorenzo; Zangróniz, Roberto; Alcaraz, Raúl; Rieta, J J (2021-09-15)

[EN] Regular monitoring of blood pressure (BP) is essential for early detection of cardiovascular diseases caused by hypertension, a potentially deadly condition without symptoms in its first stages. This study investigates ...
Improved Hypertension Risk Assessment with Photoplethysmographic Recordings Combining Deep Learning and Calibration

Cano-Serrano, Jesús; Bertomeu-González, Vicente; Fácila, Lorenzo; Hornenro, Fernando; Alcaraz, Raúl; Rieta, J J (MDPI AG, 2023-12-18)

[EN] Hypertension, a primary risk factor for various cardiovascular diseases, is a global health concern. Early identification and effective management of hypertensive individuals are vital for reducing associated health ...
Is Short-Term Heart Rate Variability Good Enough to Predict Vascular Events in Hypertensive Patients?

Tornero, Roberto; Fácila, Lorenzo; Bertomeu-González, Vicente; Zangróniz, Roberto; Alcaraz, Raúl; Rieta, J J (IEEE, 2021-11-19)

[EN] Vascular events are the main cause of premature death and disability in the developed countries, where there is great interest in the development of computational tools for their early detection. A very relevant ...
Linear and Nonlinear Correlations Between Surface and Invasive Atrial Activation Features in Catheter Ablation of Paroxysmal Atrial Fibrillation

Vraka, Aikaterini; Bertomeu-González, Vicente; Hornero, Fernando; Ravelli, Flavia; Alcaraz, Raúl; Rieta, J J (2021-09-15)

[EN] P-waves are vastly used to assess the outcome of catheter ablation (CA) of atrial fibrillation (AF). It remains unknown, however, if coronary sinus (CS), the key reference structure in CA procedures, follows similar ...
Quality Assessment of Very Long-Term ECG Recordings Using a Convolutional Neural Network

Huerta, A.; Martínez-Rodrigo, A.; Bertomeu González, V.; Quesada, A.; Rieta, J J; Alcaraz, R. (IEEE, 2019-11-23)

[EN] The electrocardiogram (ECG) is a physiological signal highly sensitive to disturbances during its acquisition. To palliate this issue, many works have described preprocessing algorithms operating in 12-lead, short-term ...
Short-Time Estimation of Fractionation in Atrial Fibrillation with Coarse-Grained Correlation Dimension for Mapping the Atrial Substrate

Vraka, Aikaterini; Hornero, Fernando; Bertomeu-Gonzalez, Vicente; Osca, Joaquin; Alcaraz, Raul; Rieta, J J (MDPI AG, 2020-02-19)

[EN] Atrial ¿brillation (AF) is currently the most common cardiac arrhythmia, with catheter ablation (CA) of the pulmonary veins (PV) being its ¿rst line therapy. Ablation of complex fractionated atrial electrograms (CFAEs) ...
Single-lead electrocardiogram quality assessment in the context of paroxysmal atrial fibrillation through phase space plots

Huerta, Alvaro; Martínez-Rodrigo, Arturo; Bertomeu-González, Vicente; Ayo-Martin, Oscar; Rieta, J J; Alcaraz, Raúl (Elsevier, 2024-05)

[EN] Current wearable electrocardiogram (ECG) recording systems have great potential to revolutionize early diagnosis of paroxysmal atrial fibrillation (AF). They are able to continuously acquire an ECG signal for long ...
Splitting the P-Wave: Improved Evaluation of Left Atrial Substrate Modification after Pulmonary Vein Isolation of Paroxysmal Atrial Fibrillation

Vraka, Aikaterini; Bertomeu-González, Vicente; Hornero, Fernando; Quesada, Aurelio; Alcaraz, Raúl; Rieta, J J (MDPI AG, 2022-01)

[EN] Atrial substrate modification after pulmonary vein isolation (PVI) of paroxysmal atrial fibrillation (pAF) can be assessed non-invasively by analyzing P-wave duration in the electrocardiogram (ECG). However, whether ...
Study on How Catheter Ablation Affects Atrial Structures in Patients with Paroxysmal Atrial Fibrillation: The Case of the Coronary Sinus

Vraka, Aikaterini; Bertomeu-González, Vicente; Osca, Joaquín; Ravelli, Flavia; Alcaraz, Raúl; Rieta, J J (IEEE, 2020-10-30)

[EN] It has been shown that substrate modification due to catheter ablation (CA), the first-line treatment of paroxysmal atrial fibrillation (PAF), provokes alterations in P-wave features of the surface electrocardiogram. ...
The Dissimilar Impact in Atrial Substrate Modification of Left and Right Pulmonary Veins Isolation after Catheter Ablation of Paroxysmal Atrial Fibrillation

Vraka, Aikaterini; Bertomeu-González, Vicente; Fácila, Lorenzo; Moreno-Arribas, José; Alcaraz, Raul; Rieta, J J (MDPI AG, 2022-03)

[EN] Since the discovery of pulmonary veins (PVs) as foci of atrial fibrillation (AF), the commonest cardiac arrhythmia, investigation revolves around PVs catheter ablation (CA) results. Notwith-standing, CA process itself ...