Exploració per autor "Sempere Torres, Daniel"
Ara es mostren els items 21-40 de 58
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Compound flood impact forecasting: integrating fluvial and flash flood impact assessments into a unified system
Ritter, Josias Manuel Gisbert; Berenguer Ferrer, Marc; Dottori, Francesco; Kalas, Milan; Sempere Torres, Daniel (2022-02)
Article
Accés obertFloods can arise from a variety of physical processes. Although numerous risk assessment approaches stress the importance of taking into account the possible combinations of flood types (i.e. compound floods), this awareness ... -
Consecuencias hidrológicas de los incendios forestales
Sempere Torres, Daniel; Urbano-Ispiuza, Álvaro; Lavabre, Jacques; Dolz Ripollès, Josep (1994)
Article
Accés obertLa alteración del terreno y la destrucción de la vegetación debida a los incendios provoca cambios importantes en las características hidrológicas de las cuencas afectadas. El presente estudio aborda una cuantificación ... -
Debris flow warning through radar nowcasting and critical rainfall thresholds: a case study in the Glarus catchment (Switzerland)
Mitidieri, Francesco; Papa, Maria Nicolina; Ciervo, Fabio; Berenguer Ferrer, Marc; Sempere Torres, Daniel; Medina Iglesias, Vicente César de; Bateman Pinzón, Allen (Springer, 2015)
Capítol de llibre
Accés restringit per política de l'editorialThe mitigation of debris flow (DF) risk can be achieved by the means of reliable warning systems. At present time, operational warning systems are mostly based on critical rainfall thresholds (CRT) derived through the ... -
Debris-flow early warning system at regional scale using weather radar and susceptibility mapping
Palau Berastegui, Rosa Maria; Hurlimann Ziegler, Marcel; Berenguer Ferrer, Marc; Sempere Torres, Daniel (Association of Environmental & Engineering Geologists (AEG), 2019)
Comunicació de congrés
Accés obertRisk mitigation for debris flows at regional scale is a challenge. Early warning systems are helpful in depicting the time and the location of future debris flows so that emergency responders can act in advance before the ... -
Debris-flow forecasting at regional scale by combining susceptibility mapping and radar rainfall
Berenguer Ferrer, Marc; Sempere Torres, Daniel; Hurlimann Ziegler, Marcel (2015-03-13)
Article
Accés obertThis work presents a technique for debris-flow (DF) forecasting able to be used in the framework of DF early warning systems at regional scale. The developed system is applied at subbasin scale and is based on the concepts ... -
Design and evaluation of a community and impact-based site-specific early warning system (SS-EWS): the SS-EWS framework
Meléndez Landaverde, Erika Roxana; Sempere Torres, Daniel (2022-10)
Article
Accés obertThe recent extreme rainfall events in Spain such as the storm Gloria have highlighted the gaps in emergency communication, particularly the disconnect between the available impact-based early warning systems (IBEWSs) and ... -
Edge effect causes apparent fractal correlation dimension of uniform spatial raindrop distribution
Uijlenhoet, Remko; Porra, J. M.; Sempere Torres, Daniel; Creutin, Jean-Dominique (University of Thechnology and Agriculture Nicholas Copernicus University, 2009-04)
Article
Accés obertLovejoy and Schertzer (1990a) presented a statistical analysis of blotting paper observations of the (twodimensional) spatial distribution of raindrop stains. They found empirical evidence for the fractal scaling behavior ... -
El episodio pluviométrico del 10 de junio en Cataluña. Un primer estudio hidrometeorológico
Sempere Torres, Daniel; Corral Alexandri, Carles; Berenguer, Marc; Sánchez-Diezma Guijarro, Rafael; Dolz Ripollès, Josep (Fundación para el Fomento de la Ingeniería del Agua, 2000-06)
Article
Accés obertEn este artículo se estudia el episodio pluviométrico registrado el día 10 de junio de 2000 en Cataluña. En particular se analiza la lluvia caída en la cuenca de 97 km2 correspondiente a la riera de Magarola en su cruce ... -
El episodio pluviométrico del 10 de junio en Cataluña: un primer estudio hidrometeorológico
Sempere Torres, Daniel; Corral Alexandri, Carles; Berenguer Ferrer, Marc; Sánchez-Diezma Guijarro, Rafael; Dolz Ripollès, Josep (2000-06)
Article
Accés obertEn este artículo se estudia el episodio pluviométrico registrado el día 10 de junio de 2000 en Cataluña. En particular se analiza la lluvia caída en la cuenca de 97 km2 correspondiente a la riera de Magarola en su cruce ... -
Ensemble radar precipitation estimation for nowcasting and hydrology in the Alps
Germann, Urs; Hering, Alessandro; Berenguer Ferrer, Marc; Sempere Torres, Daniel; Salvadè, Georges (2006)
Text en actes de congrés
Accés obertThis paper explores the novel idea of generating ensables of radar precipitation estimates. -
Flash flood forecasting based on rainfall thresholds
Alfieri, Lorenzo; Berenguer Ferrer, Marc; Knechtl, Valentin; Liechti, Katharina; Sempere Torres, Daniel; Zappa, M (Springer, 2017)
Capítol de llibre
Accés restringit per política de l'editorial -
FloodAlert: a simplified radar-based EWS for urban flood warning
Llort Pavon, Xavier; Sánchez-Diezma Guijarro, Rafael; Rodríguez, Álvaro; Sancho, David; Berenguer Ferrer, Marc; Sempere Torres, Daniel (2014)
Text en actes de congrés
Accés obertIn this work we present FloodAlert, a simplified flood Early Warning System [EWS] based on the use of radar observations and radar nowcasting to issue local flood warnings. It is a web-based platform and it is complemented ... -
Geostatistical radar-raingauge combination with nonparametric correlograms: methodological considerations and application in Switzerland
Schiemann, Reinhard; Erdin, Rebecca; Willi, Marco; Frei, Christoph; Berenguer Ferrer, Marc; Sempere Torres, Daniel (2011-05-19)
Article
Accés obertModelling spatial covariance is an essential part of all geostatistical methods. Traditionally, parametric semivariogram models are fit from available data. More recently, it has been suggested to use nonparametric ... -
Gestió de riscos torrencials: el projecte IMPRINTS
Berenguer Ferrer, Marc; Sempere Torres, Daniel (2013)
Text en actes de congrés
Accés obertEn aquest article s’hi presenten els elements necessaris per la generació d’alertes d’inundacions torrencials en temps real, prenent com a exemple l’eina desenvolupada en el Projecte del 7è Programa Marc “IMproving ... -
Hydrological evaluation of a nowcasting technique applied to flood forecasting
Berenguer Ferrer, Marc; Dàvila, J.; Corral Alexandri, Carles; Sempere Torres, Daniel; Seed, Alan (American Meteorological Society, 2003)
Text en actes de congrés
Accés obert -
Hydrological validation of a radar-based nowcasting technique
Berenguer Ferrer, Marc; Corral Alexandri, Carles; Sánchez-Diezma Guijarro, Rafael; Sempere Torres, Daniel (2005-08)
Article
Accés obertNowcasting precipitation is a key element in the anticipation of floods in warning systems. In this framework, weather radars are very useful because of the high resolution of their measurements both in time and space. ... -
Identification of clutter echoes using a fuzzy logic technique
Berenguer Ferrer, Marc; Sempere Torres, Daniel; Sánchez-Diezma Guijarro, Rafael; Pascual Berghaenel, Ramon (2005)
Comunicació de congrés
Accés obert -
Implementation of hydrometeorological thresholds for regional landslide warning in Catalonia (NE Spain)
Palau Berastegui, Rosa Maria; Berenguer Ferrer, Marc; Hurlimann Ziegler, Marcel; Sempere Torres, Daniel (Springer, 2023-10)
Article
Accés obertSoil moisture plays a vital role in slope stability. As water infiltrates into the soil, shear strength decreases eventually leading to failure. However, most of the existing regional-scale landslide early warning systems ... -
Improvements on flow forecasting using precipitation nowcasting based in radar advection techniques: assessment of predictability and uncertainty propagation
Sempere Torres, Daniel; Berenguer Ferrer, Marc; Corral Alexandri, Carles; Sánchez-Diezma Guijarro, Rafael (2005-10)
Text en actes de congrés
Accés restringit per política de l'editorial -
Improving radar rainfall measurement stability using mountain returns in real time.
Sempere Torres, Daniel; Sánchez-Diezma Guijarro, Rafael; Berenguer Ferrer, Marc; Pascual Berghaenel, Ramon; Zawadzki, Isztar (American Meteorological Society, 2003)
Text en actes de congrés
Accés obert