A mesoscopic traffic simulation based dynamic traffic assignment 

    Linares Herreros, Mª Paz (Date of defense: 2014-04-24)

    In terms of sustainability, traffic is currently a significant challenge for urban areas, where the pollution, congestion and accidents are negative externalities which have strongly impacted the health and economy of ...

    A principal component method to analyse disconnected frequency tables by means of contextual information 

    Kostov, Belchin Adriyanov (Date of defense: 2015-07-10)

    This thesis arises from the need to deal with open-ended questions answered in different languages in international surveys. For every language, the free answers are encoded in the form of a individuals x words lexical ...

    Análisis conjunto de múltiples tablas de datos mixtos mediante PLS 

    González Rojas, Victor Manuel (Date of defense: 2014-11-28)

    The fundamental content of this thesis corresponds to the development of the GNM-NIPALIS, GNM-PLS2 and GNM-RGCCA methods, used to quantify qualitative variables parting from the first k components given by the appropriate ...

    Assessing interventions to improve adherence to reporting guidelines in biomedical research 

    Blanco de Tena Davila, David (Date of defense: 2020-06-22)

    The lack of transparency and accuracy of research reports has been pointed out as one of the main factors causing research waste. Reporting guidelines (RGs) are sets of recommendations for authors on how to report research ...

    Bayesian analysis of textual data 

    Font Valverde, Martí (Date of defense: 2016-01-18)

    En esta tesis se desarrolla, siempre con el enfoque bayesiano en mente, una metodología estadística para el análisis de datos discretos en su aplicación en problemas estilometría. El análisis estadístico del estilo literario ...

    CHROMA model for the information-driven decision-making process 

    Parra, Xileidys (Date of defense: 2018-05-10)

    The strong, progressive interaction between decision-making processes (DMP) and information technologies has led to breakthroughs in how business is conducted. These developments represent the advent of significant trends ...

    Composite endpoints in clinical trials : computational tools, practical guidelines and methodological extensions 

    Gómez-Mateu, Moisés (Date of defense: 2016-06-30)

    The conclusions from randomized clinical trials (RCT) rely on the primary endpoint (PE), which is chosen at the design stage of the study; thus, it is of utmost importance to select it appropriately. In RCT, there should ...

    Conjoint design of railway lines and frequency setting under semi-congested scenarios 

    López Ramos, Francisco (Date of defense: 2014-02-24)

    This thesis develops mathematical programming models which integrate network design (ND) and line frequency setting (LFS) phases. These appear in transport planning studies that extend an existing urban public transportation ...

    Constant effect in randomized clinical trials with quantitative outcome : a methodological review 

    Cortés Martínez, Jordi (Date of defense: 2021-05-27)

    The past decade has seen continuous growth in so-called precision medicine, due especially to great advances in the genetics. While applying it presently goes unquestioned in certain fields like oncology, it is more ...

    Contributions to the planning and analysis of factorial designs 

    Xampeny Solaní, Rafael (Date of defense: 2018-06-20)

    The thesis is structured in five articles. In the first article, two methods are compared to analyze the significance of the effects: the Lenth method and the one based on the estimation of the variance of the effects from ...

    Data science in HIV : statistical approaches for therapeutic HIV vaccine data 

    Alarcón Soto, Yovaninna (Date of defense: 2021-06-30)

    The present dissertation contributes to Data Science in the Human lmmunodeficiency Virus (HIV) field, addressing specific issues related to the modelling of data coming from three different clinical trials based on ...

    Desarrollo de técnicas estadísticas basadas en computacion intensiva para el análisis de medidas repetidas 

    Sánchez Espigares, Josep Anton (Date of defense: 2021-04-09)

    This thesis includes contributions to statistical methodologies and practical applications in situations where data has been obtained as a result of repeated measures. The first block includes a first article where different ...

    Designing smart ITS services through innovative data analysis modeling 

    Arjona Martínez, Jamie (Date of defense: 2021-02-11)

    Nowadays, one of the most important problems in urban areas concerns traffic congestion. This, in turn, has an impact on the economy, nature, human health, city architecture, and many other facets of life. Part of the ...

    Dynamic OD matrix estimation exploiting ICT traffic measurements 

    Ros Roca, Xavier (Date of defense: 2021-10-01)

    During the last decades, urban mobility has become the main concern for city councils and transportation operators. The main problem is the traffic congestion that easily appears in urban networks, producing negative ...

    Economic evaluation in health research: cohort simultation and applications 

    Pérez Álvarez, Nuria (Date of defense: 2014-07-23)

    Currently, resources that may be spent in health care are limited so it is necessary to rationalize their consumption and prioritise their allocation to the options with higher health outcome and economic sustainability. ...

    Exact and heuristic methods for statistical tabular data protection 

    Baena Mirabete, Daniel (Date of defense: 2017-07-03)

    One of the main purposes of National Statistical Agencies (NSAs) is to provide citizens or researchers with a large amount of trustful and high quality statistical information. NSAs must guarantee that no confidential ...

    Ingeniería kansei en el campo del diseño : una aproximación desde la ingeniería estadística aplicada a la percepción de los materiales 

    Abella Garcia, Ainoa (Date of defense: 2021-01-19)

    The objective of the current doctoral thesis is the theoretical and experimental application of Kansei engineering in the field of design. Kansei engineering is a method that aims to develop or improve products, services ...

    Long-term impact of an editorial intervention to improve paper transparency and reproducibility 

    Vilaró Pacheco, Marta (Date of defense: 2021-07-15)

    This PhD thesis is concerned with evaluating the long-term effects of interventions in the editorial peer review process of a biomedical journal. The growing need to increase the value of research and avoid waste motivates ...

    Mathematical programming based approaches for classes of complex network problems : economical and sociological applications 

    Nasini, Stefano (Date of defense: 2015-01-29)

    The thesis deals with the theoretical and practical study of mathematical programming methodologies to the analysis complex networks and their application in economic and social problems. More specifically, it applies ...

    Measuring review report quality in health research : development and validation of ARCADIA 

    Superchi, Cecilia (Date of defense: 2021-01-21)

    Editorial peer review is the gateway to scientific publication. It was established to ensure that research papers were vetted by independent experts before they are published. Despite the importance of this process, its ...