Zerrendatu honen arabera: egilea "99fcb70de7b829a72295ab49cea467a1"
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Advancing retinal OCT image analysis as a biomarker for Parkinson’s disease
Romero-Bascones, David (Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2023)The number of people worldwide affected by Parkinson’s disease (PD) is increasing every year. This is a worrying trend, which requires new biomarkers to better diagnose and monitor the disease. Research to date has ... -
Aging effects on resting state networks after an emotional memory task
Artola, Garazi; Errarte, Ane; Isusquiza, Erik; Barrenechea, Maitane; Alberdi Aramendi, Ane (Ediciones VISILAB, 2018)Aging is one of the primary health concerns in nowadays world, being memory decline an important worry that affects daily functioning of healthy adults. This work presents a study of this kind of decline in normal aging, ... -
Aging Modulates the Resting Brain after a Memory Task: A Validation Study from Multivariate Models
Artola, Garazi; Isusquiza Garcia, Erik; Errarte, Ane; Barrenechea, Maitane; Alberdi Aramendi, Ane (MDPI AG, 2019)Recent work has demonstrated that aging modulates the resting brain. However, the study of these modulations after cognitive practice, resulting from a memory task, has been scarce. This work aims at examining age-related ... -
Association of retinal neurodegeneration with the progression of cognitive decline in Parkinson’s disease
Romero-Bascones, David; Ayala, Unai; Barrenechea, Maitane (Springer Nature, 2024)Retinal thickness may serve as a biomarker in Parkinson’s disease (PD). In this prospective longitudinal study, we aimed to determine if PD patients present accelerated thinning rate in the parafoveal ganglion cell-inner ... -
BundleAtlasing: unbiased population-specific atlasing of bundles in streamline space
Romero-Bascones, David; Ayala, Unai; Barrenechea, Maitane (2022) -
Caracterización de la morfología foveal: parametrización, diferencias de sexo y efectos de la edad
Romero-Bascones, David; Gabilondo, Iñigo; Barrenechea, Maitane; Ayala, Unai (Congreso Anual de la Sociedad Española de Ingeniería Biomédica CASEIB, 2020)Frente a los análisis convencionales de grosores de la retina, el análisis morfológico de la fóvea presenta una metodología alternativa de gran potencial pero poco explorada. En este estudio se implementa un pipeline ... -
Correlatos estructurales, microvasculares y electrofisiológicos retinianos de los biomarcadores plasmáticos en enfermedad de Alzheimer
Teijeira Portas, Sara; Murueta Goyena, Ane; Zamora, Aitor; Perez, Raquel; Fernández, Manuel; Almeida, Javier; Blanco, Elisa; Sainz Lugarezaresti, Unai; Gonzalez, Tirso; Ayala, Unai; Barrenechea, Maitane; Zuazo Atutxa, Garazi; Acera, Marian; del Pino, Rocío; Gabilondo, Iñigo (2025)Objetivo: Investigar la asociación entre biomarcadores plasmáticos de la enfermedad de Alzheimer (EA) y parámetros estructurales, vasculares y funcionales de la retina —medidos mediante OCT, OCT-A y ERG— en sujetos con EA ... -
Design and implimentationof Multi-user MIMO precoding algorithms
Barrenechea, Maitane (Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2011)The demand for high-speed communications required by cutting-edge applications has put a strain on the already saturated wireless spectrum. The incorporation of antenna arrays at both ends of the communication link has ... -
Evaluación del potencial de las imágenes OCT maculares para el diagnóstico de la enfermedad de Parkinson
Romero-Bascones, David; Barrenechea, Maitane; Ayala, Unai (Universidad de Valladolid, 2022) -
Foveal Pit Morphology Characterization: A Quantitative Analysis of the Key Methodological Steps
Romero-Bascones, David; Barrenechea, Maitane; Ayala, Unai (MDPI, 2021)Disentangling the cellular anatomy that gives rise to human visual perception is one of the main challenges of ophthalmology. Of particular interest is the foveal pit, a concave depression located at the center of the ... -
Foveal Remodeling of Retinal Microvasculature in Parkinson’s Disease
Barrenechea, Maitane; Erramuzpe Aliaga, Asier; Ayala, Unai; Romero-Bascones, David (Frontiers, 2021)Background: Retinal microvascular alterations have been previously described in Parkinson’s disease (PD) patients using optical coherence tomography angiography (OCT-A). However, an extensive description of retinal vascular ... -
Fully pipelined implementation of tree-search algorithms for vector precoding
Barrenechea, Maitane; Mendicute, Mikel; Arruti, Egoitz (Hindawi, 2013)The nonlinear vector precoding (VP) technique has been proven to achieve close-to-capacity performance in multiuser multipleinput multiple-output (MIMO) downlink channels. The performance benefit with respect to its linear ... -
Influencia de la frecuencia respiratoria inducida en los valores HRV
Barrenechea, Maitane; Alberdi Aramendi, Ane; Ayala, Unai (Servicio Editorial de la Universidad del País VascoEuskal Herriko Unibertsitateko Argitalpen Zerbitzua, 2017)The study of Place Cells, hippocampal neurons tuned to spatial locations in the environment, is central to elucidate how the brain encodes and retrieves spatial information. Advances in genetic and imaging technologies ... -
Monitorización longitudinal de la compliancia pulmonar basada en la TIE en pacientes infectados por COVID-19
Isasa Reinoso, Imanol; Alberdi Aramendi, Ane; Barrenechea, Maitane (Sociedad Española de Ingeniería Biomédica, 2021)El COVID-19 es una infección vírica que causa complicaciones en el sistema respiratorio. Los síntomas más comunes sugieren que las tecnologías de imagen médica pueden ofrecer información relevante sobre el diagnóstico, ... -
El papel de las Oscilaciones Sistémicas de Baja Frecuencia (sLFOs) en la conformación de las Redes en Estado de Reposo (RSNs) y la Red de Acción Somato-Cognitiva (SCAN)
Azpeitia Loiti, Ibai; Barrenechea, Maitane; Marinazzo, D. (Sociedad Española de Ingeniería Biomédica, 2025)La resonancia magnética funcional en estado de reposo (resting-state functional Magnetic Resonance Imaging, rs-fMRI) es una técnica que evalúa la actividad cerebral espontánea mediante señales con contraste dependiente del ... -
Predictive modeling of cardiovascular risk factors using OCT and Fundus Images with deep learning techniques
Arenzana, Irati; Ruiz, Susana; Díaz, Pablo; Franquesa, Francesc; Muñoz, Rafael; Gómez, Sandra; Sánchez Fortún, Adrian; Popuplana, Àngels; Sabala, Antoni; Mugica, Xabier; Besada, Idoia; Ayala, Unai; Barrenechea, Maitane (2026)PURPOSE: The study aims to develop and test predictive models using fundus and Optical Coherence Tomography (OCT) images to detect retinal structural patterns linked to cardiovascular risk factor and events, specifically ... -
Retinal Optical Coherence Tomography Features Associated With Incident and Prevalent Parkinson Disease
Romero-Bascones, David; Ayala, Unai; Barrenechea, Maitane (American Journal of Analogy, 2023)Background and Objectives Cadaveric studies have shown disease-related neurodegeneration and other morphological abnormalities in the retina of individuals with Parkinson disease (PD); however, it remains unclear whether ... -
Retinal thickness predicts the risk of cognitive decline in Parkinson's disease
Ayala, Unai; Barrenechea, Maitane (Wiley, 2021)Objective: To analyze longitudinal changes of retinal thickness and their predictive value as biomarkers of disease progression in idiopathic Parkinson’s disease (iPD). Methods: Patients with Lewy body diseases (LBDs) ... -
Spatial characterization of the effect of age and sex on macular layer thicknesses and foveal pit morphology
Romero-Bascones, David; Ayala, Unai; Alberdi Aramendi, Ane; Erramuzpe Aliaga, Asier; Barrenechea, Maitane (PLoS, 2022)Characterizing the effect of age and sex on macular retinal layer thicknesses and foveal pit morphology is crucial to differentiating between natural and disease-related changes. We applied advanced image analysis techniques ... -
Teknologia berriena medikuntzarako
Barrenechea, Maitane; Ayala, Unai (ETB - Elhuyar, 2021)Duela 7 urtetik eskaintzen ditu Mondragon Unibertsitateak teknologia biomedikoen inguruko ikasketak, Teknologia Biomedikoen Masterra duela 3 urtetik. Ingeniaritzaren jakintza-arlo tradizionalei beste bat gehitu zaio orain. ...
