Exploració per autor "Thomsen, Christian"
Ara es mostren els items 1-6 de 6
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Analytical metadata modeling for next generation BI systems
Varga, Jovan; Romero Moral, Óscar; Bach Pedersen, Torben; Thomsen, Christian (2018-10)
Article
Accés obertBusiness Intelligence (BI) systems are extensively used as in-house solutions to support decision-making in organizations. Next generation BI 2.0 systems claim for expanding the use of BI solutions to external data sources ... -
Dimensional enrichment of statistical linked open data
Varga, Jovan; Vaisman, Alejandro; Romero Moral, Óscar; Etcheverry, Lorena; Bach Pedersen, Torben; Thomsen, Christian (2016-10-01)
Article
Accés obertOn-Line Analytical Processing (OLAP) is a data analysis technique typically used for local and well-prepared data. However, initiatives like Open Data and Open Government bring new and publicly available data on the web ... -
QB2OLAP : enabling OLAP on statistical linked open data
Varga, Jovan; Etcheverry, Lorena; Vaisman, Alejandro; Romero Moral, Óscar; Bach Pedersen, Torben; Thomsen, Christian (2016)
Text en actes de congrés
Accés obertPublication and sharing of multidimensional (MD) data on the Semantic Web (SW) opens new opportunities for the use of On-Line Analytical Processing (OLAP). The RDF Data Cube (QB) vocabulary, the current standard for ... -
SM4AM : a semantic metamodel for analytical metadata
Varga, Jovan; Romero Moral, Óscar; Pedersen, Torben; Thomsen, Christian (2014)
Text en actes de congrés
Accés restringit per política de l'editorialNext generation BI systems emerge as platforms where traditional BI tools meet semi-structured and unstructured data coming from the Web. In these settings, the user-centric orientation represents a key characteristic for ... -
SM4MQ: a semantic model for multidimensional queries
Varga, Jovan; Dobrokhotova, Ekaterina; Romero Moral, Óscar; Bach Pedersen, Torben; Thomsen, Christian (Springer, 2017)
Text en actes de congrés
Accés obertOn-Line Analytical Processing (OLAP) is a data analysis approach to support decision-making. On top of that, Exploratory OLAP is a novel initiative for the convergence of OLAP and the Semantic Web (SW) that enables the use ... -
Towards next generation BI systems : the analytical metadata challenge
Varga, Jovan; Romero Moral, Óscar; Pedersen, Torben; Thomsen, Christian (Springer, 2014)
Text en actes de congrés
Accés restringit per política de l'editorialNext generation Business Intelligence (BI) systems require integration of heterogeneous data sources and a strong user-centric orientation. Both needs entail machine-processable metadata to enable automation and allow end ...