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Showing 10 out of a total of 37 results for collection: Departament d'Estadística i Investigació Operativa. (1.469 seconds)

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Exact and heuristic methods for statistical tabular data protection

Baena Mirabete, Daniel (Date of defense: 03-07-2017)
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 ...
The Optimum Communication Spanning Tree Problem : properties, models and algorithms

Luna Mota, Carlos (Date of defense: 01-02-2016)
For a given cost matrix and a given communication requirement matrix, the OCSTP is defined as finding a spanning tree that minimizes the operational cost of the network. OCST can be used to design of more efficient ...
New models and algorithms for several families of Arc Routing Problems

Rodríguez Pereira, Jessica (Date of defense: 09-01-2018)
Some of the most common decisions to be taken within a logistic systems at an operational level are related to the design of the vehicle routes. Vehicle Routing Problems and Arc Routing Problems are well-known families of ...
Economic evaluation in health research: cohort simultation and applications

Pérez Álvarez, Nuria (Date of defense: 23-07-2014)
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. ...
Statistical methods in Kansei engineering studies

Marco Almagro, Lluís (Date of defense: 15-12-2011)
Aquesta tesi doctoral tracta sobre Enginyeria Kansei (EK), una tècnica per traslladar emocions transmeses per productes en paràmetres tècnics, i sobre mètodes estadístics que poden beneficiar la disciplina. El propòsit ...
Patent value models: partial least squares path modelling with mode C and few indicators

Martínez Ruiz, Alba (Date of defense: 27-01-2011)
Two general goals were raised in this thesis: First, to establish a PLS model for patent value and to investigate causality relationships among variables that determine the patent value; second, to investigate the performance ...
Particle filtering estimation for linear and nonlinear state-space models

Acosta Argueta, Lesly María (Date of defense: 29-11-2013)
The sequential estimation of the states (filtering) and the corresponding simultaneous estimation of the states and fixed parameters of a dynamic state-space model, being linear or not, is an important probleminmany fields ...
Policentrisme i eficiència territorial : avenços teòrics i empírics

Masip Tresserra, Jaume (Date of defense: 13-11-2017)
The overarching research goal of this dissertation is to make theoretical and empirical contributions on the link between the polycentric spatial organization of agglomeration in metropolitan areas and its economic, social ...
Interval-censored semi-competing risks data: a novel approach for modelling bladder cancer

Porta Bleda, Núria
Aquesta tesi tracta sobre tècniques d'anàlisi de supervivència en situacions amb múltiples esdeveniments i patrons complexes de censura. Proposem una nova metodologia per tractar la situació de riscos semi-competitius quan ...
Decisions that make things work better: an analysis of the quality concept

Camps Lorente, Oriol (Date of defense: 06-07-2012)
The present thesis is aimed at analyzing the concept of quality and at dis-cussing, in a unified manner, its role not only in operations management but also in strategic thinking. It criticizes the widespread view that ...