Ponències/Comunicacions de congressos: Enviaments recents

Ara es mostren els items 1-12 de 13

    • A compositional analysis approach assessing the spatial distribution of trees in Guadalajara, Mexico 

      Cruz Sandoval, Marco Antonio; Ortego Martínez, María Isabel; Roca Bosch, Elisabet (Università di Cassino e del Lazio Meridionale, 2019)
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      Urban green infrastructure such as parks, gardens and trees, provide several ecosystem services and benefits. Particularly trees provide a broad amount of services in urban areas, such as improving air quality, mitigating ...

    • Compositional analysis approach in the measurement of social-spatial segregation trends. A case study of Guadalajara, Jalisco, Mexico 

      Cruz Sandoval, Marco Antonio; Ortego Martínez, María Isabel; Roca Bosch, Elisabet (2019)
      Comunicació de congrés
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      Different authors have highlighted the internal existing social differences in cities as a consequence of different economic, social and political forces. The mercantile logic that affects urban spaces incentives the ...

    • The expression of air quality in urban areas: going further on a Compositional Data Analysis approach 

      Gibergans Bàguena, José; Hervada Sala, Carme; Jarauta Bragulat, Eusebio (Universitat Politècnica de Catalunya (UPC), 2019)
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      The quality of atmospheric air in large cities is a matter of great importance because of its impact on the environment and on the health of the population. Recently, measures restricting access of private vehicles to the ...

    • Psychological well-being: analysis and interpretation applying Compositional Data Analysis methods 

      Cortés Rodriguez, María; Sánchez, Mercedes; Galindo Villardón, Purificación; Jarauta Bragulat, Eusebio (2019)
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    • Rethinking the Kolmogorov-Smirnov test of Goodness of fit in a compositional way 

      Monti, Gianna S.; Mateu Figueras, Gloria; Ortego Martínez, María Isabel; Pawlowsky Glahn, Vera; Egozcue Rubí, Juan José (Pearson, 2018)
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      The Kolmogorov Smirnov test (KS) is a well known test used to asses how a set of observations is significantly different from the probability model specified under the null hypothesis. The KS test statistic quantifies the ...

    • Modified Kolmogorov-Smirnov test of goodness of fit 

      Monti, Gianna S.; Mateu Figueras, Gloria; Ortego Martínez, María Isabel; Pawlowsky Glahn, Vera; Egozcue Rubí, Juan José (2017)
      Text en actes de congrés
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      A modified version of the Kolmogorov-Smirnov (KS) test is presented as a tool to assess whether a specified, although arbitrary, probability model is unsuitable to describe the underlying distribution of a set of observations. ...

    • Changes in the occurrence of extreme wave storms in the Catalan coast: a Bayesian approach 

      Corral López, Jesús; Ortego Martínez, María Isabel (Universitat de Barcelona. Edicions i Publicacions, 2016)
      Comunicació de congrés
      Accés restringit per política de l'editorial

    • Development of air quality indexes using compositional approach 

      Jarauta Bragulat, Eusebio; Egozcue, Juan José; Hervada Sala, Carme; Gibergans Bàguena, José (2015)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      A compositional approach to air quality index (AQI) based on a log-contrast of pollutants over non-polluted air fraction was recently developed. This approach let to three open questions about consistency and formalization ...

    • Wind model for offshore power simulation 

      Hervada Sala, Carme; Jarauta Bragulat, Eusebio; Gibergans Bàguena, José; Buenestado Caballero, Pablo (2015)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      Offshore wind energy is an alternative energy source of increased interest. A large offshore wind farms have been planned or under construction, mainly in northern Europe. One of the points needed to be able to implement ...

    • Bayesian estimation of the orthogonal decomposition of a contingency table 

      Ortego Martínez, María Isabel; Egozcue Rubí, Juan José (2015)
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      Contingency tables can be parametrized by probabilities of each cell in a multinomial sampling. These probabilities constitute the joint probability function of the two or more discrete random categorical variables. These ...

    • Relationship between popularity of key words in the Google browser and the evolution of worldwide financial indexes 

      ORTELLS SESÉ, ROBERT; Egozcue Rubí, Juan José; Ortego Martínez, María Isabel; Garola Crespo, Àlvar (2015)
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      The purpose of this contribution is to evaluate whether there is enough statistical basis to establish a relationship between the popularity of certain terms in the Google, Inc. browser and the evolution of several worldwide ...

    • Wind/Wave directional modelling: a compositional approach 

      Ortego Martínez, María Isabel; Egozcue Rubí, Juan José; Gómez Aguar, Jesús Javier; Mösso Aranda, César; Sánchez-Arcilla Conejo, Agustín (2015)
      Comunicació de congrés
      Accés obert