Browsing by Author "Aluja Banet, Tomàs"
Now showing items 1-20 of 29
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Anàlisi de matrius quadrades no simètriques: un enfocament integral usant anàlisi de correspondències
(Institut d'Estadística de Catalunya, 2002)
Article
Open AccessEn este artículo se presenta una propuesta integrada de análisis de matrices cuadradas no simétricas mediante análisis de correspondencias. En ella se han integrado las dos principales familias de metodologías que proponen ... -
Análisis de correspondencias múltiples sobre un grafo
(1985)
Research report
Open AccessEn anàlisi de dades sovint hom analitza matrius de dades formades per variables nominals, correlacionades amb unes altres anomenades variables -
Aprenentatge actiu dels sistemes d’informació
(Universitat Politècnica de Catalunya. Institut de Ciències de l'Educació, 2013-02-08)
Conference report / Conference lecture
Open AccessL’especialitat de Sistemes d’Informació del Grau en Enginyeria Informàtica ha de capacitar l’estudiant o estudianta per comprendre els processos operatius i la gestió que porten a terme les persones en les organitzacions ... -
Automated data pre-processing via meta-learning
(2016)
Conference report
Open AccessA data mining algorithm may perform differently on datasets with different characteristics, e.g., it might perform better on a dataset with continuous attributes rather than with categorical attributes, or the other way ... -
Comentaris de llibres
(Institut d'Estadística de Catalunya, 2002)
Article
Open Access -
Competencias profesionales para el Grado en Ingeniería Informática
(IEEE, Sociedad de Educación: Capítulos Español, Portugués y Colombiano, 2009)
Part of book or chapter of book
Open AccessDegrees in the EHEA (European Higher Education Area) must be designed based on professional skills, so that when the students finish their studies they become competent professionals in the labour market. In this paper we ... -
Data Analysis and Data Mining Group
(Institut d'estadística de Catalunya, 2002)
Article
Open AccessRessenya sobre la recerca actual en estadística a Catalunya: resultats del grup d'investigació català "Data Analysis and Data Mining Group" -
Descripció i classificació de les comarques catalanes en regions homogènies segons l'ús de la terra
(1986-01)
Article
Open AccessThe theme of this article is the application of techniques of exploratory statistics to the study of comprehensive numerical tables consisting of statistics of a spatial nature. The immensity of statistics compiled over a ... -
Discussion sur la complementarité des approches de l'analyse des correspondances et la dodelisation
(1987-05)
Article
Open Access -
Disseny del Pla de Mostreig per l’estimació de la fracció de Residus Resta en la bossa tipus de Catalunya
(2009-04)
Research report
Open Access -
Formation of an index of economic capacity in Barcelona
(Institut d'estadística de Catalunya, 1994)
Article
Open AccessThis study presents an evaluation of the economic capacity for the year 1988 of each of the 1919 censual sections that Barcelona is divided into. In view of the confidential nature of all information concerning incomes and ... -
Fundamentos teóricos del análisis de correspondencias
(1984)
Research report
Open Access -
Handling missing values in kernel methods with application to microbiology data
(2013)
Conference report
Open AccessWe discuss several approaches that make possible for kernel methods to deal with missing values. The first two are extended kernels able to handle missing values without data preprocessing methods. Another two methods are ... -
Improving prevalence estimation through data fusion: methods and validation
(2015-06-24)
Article
Open AccessEstimation of health prevalences is usually performed with a single survey. Some attempts have been made to integrate more than one source of data. We propose here to validate this approach through data fusion. Data Fusion ... -
Informe Final Fase 3 - Estimació Bossa Tipus de Catalunya
(2014-09)
Research report
Open AccessProjecte de l’Agència de Residus de Catalunya (ARC, en endavant) encarregat a la Universitat Politècnica de Catalunya , segons Conveni de 5 de Novembre del 2012. L’objecte d’aquest projecte és proveir la metodologia ... -
Intelligent assistance for data pre-processing
(Elsevier, 2017-06-03)
Article
Open AccessA data mining algorithm may perform differently on datasets with different characteristics, e.g., it might perform better on a dataset with continuous attributes rather than with categorical attributes, or the other way ... -
La minería de datos, entre la estadística y la inteligencia artificial
(Institut d'Estadística de Catalunya, 2001)
Article
Open AccessEn la pasada década hemos asistido a la irrupción de un nuevo concepto en el mundo empresarial: el data mining (minería de datos). Algunas empresas han implementado unidades de minería de datos estrechamente vinculadas a ... -
Local and partial correspondence analysis application to the analysis of electoral data
(1985-07)
Research report
Open AccessIn data analysis we must often analyze data sets whose observations are related by a graph structure. This is the case for electoral data, where the electoral units correspond to a definite geographical areas. In this case ... -
Modelling with heterogeneity
(2013)
Conference report
Restricted access - publisher's policyWe present in this paper a methodology to deal with heterogeneity in modelling when the sources are unknown. Although the approach is general we present it for the PLS-PM latent variable modelling. We call such approach ... -
On the predictive power of meta-features in OpenML
(2017-12-20)
Article
Open AccessThe demand for performing data analysis is steadily rising. As a consequence, people of different profiles (i.e., non-experienced users) have started to analyze their data. However, this is challenging for them. A key step ...
