Now showing items 1-20 of 21

    • A frequency-based approach for the detection and classification of structural changes using t-SNE 

      Agis Cherta, David; Pozo Montero, Francesc (Multidisciplinary Digital Publishing Institute (MDPI), 2019-11-21)
      Article
      Open Access
      This work presents a structural health monitoring (SHM) approach for the detection and classification of structural changes. The proposed strategy is based on t-distributed stochastic neighbor embedding (t-SNE), a nonlinear ...
    • Air pollution and atherosclerosis: a cross-sectional analysis of four European cohort studies in the ESCAPE study 

      Perez, Laura; Wolf, Kathrin; Hennig, Frauke; Penell, Johanna; Basagaña Flores, Xavier; Foraster, María; Aguilera, Inmaculada; Agis Cherta, David; Beelen, Rob; Brunekreef, Bert; Cyrys, Josef; Fuks, Kateryna B.; Adam, Martin; Baldassarre, Damiano; Cirach, Marta; Elosua, Roberto; Dratva, Julia; Hampel, Regina; Koenig, Wolfgang; Marrugat, Jaume; de Faire, Ulf; Pershagen, Göran; Probst-Hensch, Nicole M.; De Nazelle, Audrey; Nieuwenhuijsen, Mark J.; Rathmann, Wolfgang; Rivera, Marcela; Seissler, Jochen; Schindler, Christian; Thiery, Joachim; Hoffmann, Barbara; Peters, Annette; Künzli, Nino (National Institute of Environmental Health Sciences, 2015-06-01)
      Article
      Open Access
      In four European cohorts, we investigated the cross-sectional association between long-term exposure to air pollution and intima-media thickness of the common carotid artery (CIMT), a preclinical marker of atherosclerosi ...
    • Association between long-term exposure to traffic-related air pollution and subclinical atherosclerosis: the REGICOR study 

      Rivera, Marcela; Basagaña Flores, Xavier; Aguilera, Inmaculada; Foraster, María; Agis Cherta, David; de Groot, Eric; Perez, Laura; Mendez, Michelle A.; Bouso, Laura; Targa, Jaume; Ramos, Rafael; Sala, Joan; Marrugat, Jaume; Elosua, Roberto; Künzli, Nino (National Institute of Environmental Health Sciences, 2013-02-01)
      Article
      Open Access
      Epidemiological evidence of the effects of long-term exposure to air pollution on the chronic processes of atherogenesis is limited. We investigated the association of long-term exposure to traffic-related air pollution ...
    • Association of long-term exposure to traffic-related air pollution with blood pressure and hypertension in an adult population-based cohort in Spain (the REGICOR study) 

      Foraster, María; Basagaña Flores, Xavier; Aguilera, Inmaculada; Rivera, Marcela; Agis Cherta, David; Bouso, Laura; Deltell, Alexandre; Marrugat, Jaume; Ramos, Rafel; Sunyer, Jordi; Vila, Joan; Elosua, Roberto; Künzli, Nino (National Institute of Environmental Health Sciences, 2014-04-01)
      Article
      Open Access
      Background: Long-term exposure to traffic-related air pollution may increase blood pressure (BP) and induce hypertension. However, evidence supporting these associations is limited, and they may be confounded by exposure ...
    • Associations between fine and coarse particles and mortality in Mediterranean cities: results from the MED-PARTICLES project 

      Samoli, Evangelia; Stafoggia, Massimo; Rodopoulou, Sophia; Ostro, Bart; Declercq, Christophe; Alessandrini, Ester; Díaz, Julio; Karanasiou, Angeliki; Kelessis, Apostolos G.; Le Tertre, Alain; Pandolfi, Paolo; Randi, Giorgia; Scarinzi, Cecilia; Zauli-Sajani, Stefano; Katsouyanni, Klea; Forastiere, Francesco; Study Group, MED-PARTICLES; Agis Cherta, David (National Institute of Environmental Health Sciences, 2013-08-01)
      Article
      Open Access
      Few studies have investigated the independent health effects of different size fractions of particulate matter (PM) in multiple locations, especially in Europe. We estimated the short-term effects of PM with aerodynamic ...
    • Carotid intima-media thickness in the Spanish population: reference ranges and association with cardiovascular risk factors 

      Grau, Maria; Subirana, Isaac; Agis Cherta, David; Ramos, Rafel; Basagaña, Xavier; Martí, Ruth; de Groot, Eric; Arnold, Roman J.; Marrugat, Jaume; Künzli, Nino; Elosua, Roberto (2012-12)
      Article
      Open Access
      Introducción y objetivos El grosor íntima-media carotídeo medido por ultrasonografía es un predictor de acontecimientos cardiovasculares barato y no invasivo. Se analizaron los valores de referencia del grosor íntima-media ...
    • Cross-sectional association between road traffic noise and hypertension in a population-based sample in Girona, Spain (REGICOR-AIR project) 

      Foraster, María; Basagaña Flores, Xavier; Aguilera, Inmaculada; Rivera, Marcela; Agis Cherta, David; Bouso, Laura; Deltell, Alexandre; Dratva, Julia; Juvinyà, Dolors; Sunyer, Jordi; Elosua, Roberto; Künzli, Nino (International Institute of Acoustics and Vibration, 2011)
      Conference report
      Open Access
    • Damage diagnosis for offshore fixed wind turbines 

      Agis Cherta, David; Vidal Seguí, Yolanda; Pozo Montero, Francesc (2019-07-01)
      Article
      Open Access
      This paper proposes a damage diagnosis strategy to detect and classify different type of damages in a laboratory offshore-fixed wind turbine model. The proposed method combines an accelerometer sensor network attached to ...
    • Damage diagnosis for offshore fixed wind turbines 

      Agis Cherta, David; Vidal Seguí, Yolanda; Pozo Montero, Francesc (2019)
      Conference report
      Open Access
      This paper proposes a damage diagnosis strategy to detect and classify different type of damages in a laboratory offshore-fixed wind turbine model. The proposed method combines an accelerometer sensor network attached to ...
    • Damage identification in structural health monitoring: a brief review from its implementation to the Use of data-driven applications 

      Tibaduiza Burgos, Diego Alexander; Gomez Vargas, Ricardo C.; Pedraza, Cesar; Agis Cherta, David; Pozo Montero, Francesc (Multidisciplinary Digital Publishing Institute (MDPI), 2020-01-29)
      Article
      Open Access
      The damage identification process provides relevant information about the current state of a structure under inspection, and it can be approached from two different points of view. The first approach uses data-driven ...
    • Desert dust outbreaks in Southern Europe: Contribution to daily PM10 concentrations and short-term associations with mortality and hospital admissions 

      Stafoggia, Massimo; Zauli-Sajani, Stefano; Pey, Jorge; Samoli, Evangelia; Agis Cherta, David (National Institute of Environmental Health Sciences, 2016-04-01)
      Article
      Open Access
      Background: Evidence on the association between short-term exposure to desert dust and health outcomes is controversial. Objectives: We aimed to estimate the short-term effects of particulate matter = 10 µm (PM10) on ...
    • Detection and classification of structural changes using t-distributed stochastic neighbor embedding 

      Agis Cherta, David; Pozo Montero, Francesc (2019)
      Conference report
      Open Access
      This work states a structural health monitoring strategy for detection and classification of structural changes. The proposed approach is based on the so-called t-distributed stochastic neighbor embedding (t-SNE), a ...
    • Disentangling the effects of traffic-related noise and air pollution on blood pressure: indoor noise levels and protections 

      Foraster, María; Basagaña Flores, Xavier; Aguilera, Inmaculada; Rivera, Marcela; Agis Cherta, David; Bouso, Laura; Deltell, Alexandre; Elosua, Roberto; Künzli, Nino (2013)
      Conference report
      Open Access
      Outdoor road traffic noise levels are associated with hypertension (HT). Studies on blood pressure (BP) are inconsistent and the true indoor traffic noise exposure may differ due to protections against noise. We analysed ...
    • High blood pressure and long-term exposure to indoor noise and air pollution from road traffic. 

      Foraster, María; Künzli, Nino; Aguilera, Inmaculada; Rivera, Marcela; Agis Cherta, David; Vila, Joan; Bouso, Laura; Deltell, Alexandre; Marrugat, Jaume; Ramos, Rafel; Sunyer, Jordi; Elosua, Roberto; Basagaña Flores, Xavier (National Institute of Environmental Health Sciences, 2014-11-01)
      Article
      Open Access
      Traffic noise has been associated with prevalence of hypertension, but reports are inconsistent for blood pressure (BP). To ascertain noise effects and to disentangle them from those suspected to be from traffic-related ...
    • Measurement error in epidemiologic studies of air pollution based on land-use regression models 

      Basagaña Flores, Xavier; Aguilera, Inmaculada; Rivera, Marcela; Agis Cherta, David; Foraster, María; Marrugat, Jaume; Elosua, Roberto; Künzli, Nino (2013-10-15)
      Article
      Open Access
      Land-use regression (LUR) models are increasingly used to estimate air pollution exposure in epidemiologic studies. These models use air pollution measurements taken at a small set of locations and modeling based ...
    • Modelos GEE para el análisis de la evolución de las lesiones acnéicas tratadas con Nadixa 

      Agis Cherta, David; Cirugeda Bolós, Lourdes (Universitat Politècnica de Catalunya, 2009-06)
      Master thesis (pre-Bologna period)
      Open Access
      El profesor Bakar Bouadjar del departamento de dermatología (CHU de Bab-el-Oued,Argelia) y Laboratorios Ferrer quieren estudiar la evolución de los pacientes tratados con Nadixa crema 1% para el acné a través de un estudio ...
    • Short-term effects of particulate matter on mortality during forest fires in Southern Europe: results of the MED-PARTICLES Project 

      Faustini, Annunziata; Alessandrini, Ester R.; Pey, Jorge; Perez Lozano, Noemi; Samoli, Evangelia; Querol, Xavier; Cadum, Ennio; Perrino, Cinzia; Ostro, Bart; Ranzi, Andrea; Sunyer, Jordi; Stafoggia, Massimo; Forastiere, Francesco; study group, MED-PARTICLES; Agis Cherta, David (2015-04-14)
      Article
      Open Access
      An association between occurrence of wildfires and mortality in the exposed population has been observed in several studies with controversial results for cause-specific mortality. In the Mediterranean area, forest fires ...
    • The risks of acute exposure to black carbon in Southern Europe: results from the MED-PARTICLES project 

      Ostro, Bart; Tobias Garcés, Aurelio; Karanasiou, Angeliki; Samoli, Evangelia; Querol, Xavier; Rodopoulou, Sophia; Basagaña Flores, Xavier; Eleftheriadis, Kostas; Diapouli, Evangelia; Vratolis, Stergios; Jacquemin, Bénédicte; Katsouyanni, Klea; Sunyer, Jordi; Forastiere, Francesco; Stafoggia, Massimo; Study Group, MED-PARTICLES; Agis Cherta, David (2015-01-09)
      Article
      Open Access
      While several studies have reported associations of daily exposures to PM2.5 (particles less than 2.5 µm) with mortality, few studies have examined the impact of its constituents such as black carbon (BC), which is also a ...
    • Transportation noise (in particular railway noise) and blood pressure in REGICOR compared to SAPALDIA 

      Foraster, María; Basagaña Flores, Xavier; Aguilera, Inmaculada; Agis Cherta, David; Bouso, Laura; Phuleria, Harish; Dratva, Julia; Probst-Hensch, Nicole; Schindler, Christian; Künzli, Nino; Elosua, Roberto; Rivera, Marcela; Deltell, Alexandre (2012)
      Conference report
      Open Access
    • Vibration-based detection and classification of structural changes using principal component analysis and t-distributed stochastic neighbor embedding 

      Agis Cherta, David; Tibaduiza Burgos, Diego Alexander; Pozo Montero, Francesc (Wiley, 2020-03-05)
      Article
      Open Access
      This paper describes a structural health monitoring strategy to detect and classify structural changes in structures that can be equipped with sensors. The proposed approach is based on the t-distributed stochastic neighbor ...