Exploració per tema "Bayesian statistical decision theory"

Ara es mostren els items 21-40 de 57

    • Bayesian region selection for adaptive dictionary-based Super-Resolution 

      Pérez-Pellitero, Eduardo; Salvador, Jordi; Ruiz Hidalgo, Javier; Rosenhahn, Bodo (2013)
      Comunicació de congrés
      Accés obert
      The performance of dictionary-based super-resolution (SR) strongly depends on the contents of the training dataset. Nevertheless, many dictionary-based SR methods randomly select patches from of a larger set of training ...

    • Bayesian trend analysis for daily rainfall series of Barcelona 

      Ortego Martínez, María Isabel; Gibergans Bàguena, José; Tolosana Delgado, Raimon; Egozcue Rubí, Juan José; Llasat Botija, Maria Carmen (2010-07-15)
      Article
      Accés obert
      A Point-Over-Threshold approach using a reparameterization of the Generalized Pareto Distribution (GPD) has been used to assess changes in the daily rainfall Barcelona series (1854–2006). A Bayesian approach, considering ...

    • Clasificación bayesiana de sujetos roncadores con Síndrome de Apnea Hipoapnea del Sueño mediante un método Kernel 

      Solà Soler, Jordi; Fiz Fernández, José Antonio; Morera Prat, Josep Maria; Jané Campos, Raimon (2011)
      Text en actes de congrés
      Accés obert
      El gold standard para diagnosticar el Síndrome de Apnea Hipoapnea del Sueño (SAHS) es la polisomnografía (PSG), un procedimiento caro y laborioso. Resultaría de mucha ayuda disponer de un método de screening sencillo que ...

    • Comparació de mètodes per a l’estimació de l’esperança de vida en àrees petites 

      Farriol Salas, Albert (Universitat Politècnica de Catalunya / Universitat de Barcelona, 2021-07)
      Treball Final de Grau
      Accés obert
      L’indicador esperança de vida és un dels indicadors més importants de salut, ja que ens informa de la qualitat de vida que hi ha en un territori concret. Tot i això, és conegut el problema que aquest indicador té molta ...

    • Construction and application of Bayesian networks to support decision-making in the water, sanitation and hygiene sector: a case study of SIASAR initiative in Central America 

      Pérez Foguet, Agustí; Requejo Castro, David; Giné Garriga, Ricard; Martínez Crespo, Gonzalo; Rodríguez Serrano, Antonio (Universidad de los Andes, 2018)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The 2030 Agenda includes a dedicated goal on water and sanitation (SDG 6) that sets out to “ensure availability and sustainable management of water and sanitation for all”. SDG 6 expands the MDG focus on drinking water and ...

    • Cumulated burden of Covid-19 in Spain from a Bayesian perspective 

      Moriña, David; Fernandez Fontelo, Amanda; Cabaña Nigro, Ana Alejandra; Arratia Quesada, Argimiro Alejandro; Ávalos Villaseñor, Gustavo Eduardo; Puig, Pedro (2021-12)
      Article
      Accés obert
      Background The main goal of this work is to estimate the actual number of cases of Covid-19 in Spain in the period 01-31-2020/06-01-2020 by Autonomous Communities. Based on these estimates, this work allows us to accurately ...

    • Desarrollo dirigido por datos: Un ejemplo práctico con ChessLeague 

      Rey Juárez, Santiago del (Universitat Politècnica de Catalunya, 2021-06-28)
      Treball Final de Grau
      Accés obert
      Hoy en día cualquier producto de software genera una gran cantidad de datos tanto de manera explícita como implícita, los cuales se pueden aprovechar de muchas formas. Un ejemplo claro es su análisis para extraer información ...

    • Desenvolupament d’un sistema software per a la creació d’Indicadors Estratègics (SI) utilitzant Xarxes Bayesianes 

      Pérez Torres, Alberto (Universitat Politècnica de Catalunya, 2021-01-26)
      Treball Final de Grau
      Accés obert
      En aquest treball s'especifica, dissenya i implementa una extensió software pel dashboard estratègic de Q-Rapids (Quality-Aware Rapid Software Development) per tal de poder crear, validar, modificar, i, en general, gestionar ...

    • Discussion about the use of Bayesian networks models for making predictive maintenance decisions 

      Bortolini, Rafaela; Forcada Matheu, Núria (Heriot-Watt University, 2017)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The performance of a building decreases with time and this process is accelerated if proper maintenance is not carried out. This paper presents a discussion about the importance of predictive maintenance actions to enhance ...

    • Dynamic Bayesian model for detecting obstructive respiratory events by using an experimental model 

      Romero Pérez, Daniel; Jané Campos, Raimon (2023-03-23)
      Article
      Accés obert
      n this study, we propose a model-based tool for the detection of obstructive apnea episodes by using ECG features from a single lead channel. Several sequences of recurrent apnea were provoked in separate 15-min periods ...

    • Enhancing occupants' comfort through BIM-based probabilistic approach 

      Alavi, Hamidreza; Forcada Matheu, Núria; Bortolini, Rafaela; Edwards, David J. (2021-03)
      Article
      Accés obert
      Despite the fact that buildings are designed to meet occupants’ needs, many do not perform as planned, impacting upon both building performance and occupants’ comfort. Analyzing occupants’ comfort based on questionnaire ...

    • Estimated Covid-19 burden in Spain: ARCH underreported non-stationary time series 

      Moriña Soler, David; Fernandez Fontelo, Amanda; Cabaña Nigro, Ana Alejandra; Arratia Quesada, Argimiro Alejandro; Puig Casado, Pere (2023-03-28)
      Article
      Accés obert
      Background The problem of dealing with misreported data is very common in a wide range of contexts for different reasons. The current situation caused by the Covid-19 worldwide pandemic is a clear example, where the data ...

    • Evidence information in Bayesian updating 

      Egozcue Rubí, Juan José; Pawlowsky Glahn, Vera (CIMNE, 2011-06)
      Altres
      Accés obert
      Bayes theorem (discrete case) is taken as a paradigm of information acquisition. As men-tioned by Aitchison, Bayes formula can be identified with perturbation of a prior probability vector and a discrete likelihood function, ...

    • Global, regional, and national burden of other musculoskeletal disorders, 1990–2020, and projections to 2050: a systematic analysis of the Global Burden of Disease Study 2021 

      Barrero, Luís; Ferreira Soares Borges Lopes, Nuno Filipe; Ben Hassen, M.; Heidari, Majid; Malik Ara, Ibrar; Neupane, Shova; Pawar, Suwil D.; Sahebkar, Amirhossein; Shahabi, Shahriar; Zare, Iman; Vos, Tanja; Marateb, Hamid Reza (Elsevier, 2023-11)
      Article
      Accés obert
      Background Musculoskeletal disorders include more than 150 different conditions affecting joints, muscles, bones, ligaments, tendons, and the spine. To capture all health loss from death and disability due to musculoskeletal ...

    • Health-aware economic MPC for operational management of flow-based networks using bayesian networks 

      Pedrosa Alias, Javier; Puig Cayuela, Vicenç; Nejjari Akhi-Elarab, Fatiha (2022-05-11)
      Article
      Accés obert
      This paper presents a health-aware economic Model Predictive Control (EMPC) approach for the Prognostics and Health Management (PHM) of generalized flow-based networks. The proposed approach consists of the integration of ...

    • Identifiability and transportability in dynamic causal networks 

      Blondel, Gilles; Arias Vicente, Marta; Gavaldà Mestre, Ricard (Springer, 2017-03)
      Article
      Accés obert
      In this paper, we propose a causal analog to the purely observational dynamic Bayesian networks, which we call dynamic causal networks. We provide a sound and complete algorithm for the identification of causal effects in ...

    • Informació a priori per a l'anàlisi extremal d'onatge en les costes de la Península Ibèrica 

      Buch i Herrero, Ignasi (Universitat Politècnica de Catalunya, 2010-05-21)
      Tesina
      Accés obert
      Una de les majors complicacions amb les que l’enginyer de camins s’enfronta en el disseny d’estructures marítimes és la variabilitat de l’acció de l’onatge incident sobre aquestes. Conèixer els factors que el caracteritzen ...

    • Leak localization in water distribution networks using Bayesian classifiers 

      Soldevila Coma, Adrià; Fernández Canti, Rosa M.; Blesa Izquierdo, Joaquim; Tornil Sin, Sebastián; Puig Cayuela, Vicenç (2017-07-01)
      Article
      Accés obert
      This paper presents a method for leak localization in water distribution networks (WDNs) based on Bayesian classifiers. Probability density functions for pressure residuals are calibrated off-line for all the possible leak ...

    • Microbiome datasets are compositional: and this is not optional 

      Gloor, Gregory B.; Macklaim, Jean M.; Pawlowsky Glahn, Vera; Egozcue Rubí, Juan José (2017-11)
      Article
      Accés obert
      Datasets collected by high-throughput sequencing (HTS) of 16S rRNA gene amplimers, metagenomes or metatranscriptomes are commonplace and being used to study human disease states, ecological differences between sites, and ...

    • MPC design based on a DBN reliability model: Application to drinking water networks 

      Salazar Cortés, Jean Carlo; Weber, Philipe; Sarrate Estruch, Ramon; Theilliol, Didier; Nejjari Akhi-Elarab, Fatiha (International Federation of Automatic Control (IFAC), 2015)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper presents a Model Predictive Control (MPC) strategy taking into account system and component reliability for drinking water networks. The objective is to deal from an availability point of view with a closed-loop ...