Jose María Álvarez Rodríguez

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In order to improve the quality of linked data portals, it is necessary to have a tool that can automatically describe and validate the RDF triples exposed. RDF Shape Expressions have been proposed as a language based on Regular Expressions that can describe and validate the structure of RDF graphs. In this paper we describe the WebIndex, a medium sized(More)
The aim of this paper is to present an extensible framework for the Spreading Activation technique. This technique is supported by the ONTOSPREAD framework enabling the development, conguration, customization and execution of the Spreading Activation method on graph-based structures. It has been used for a long time to the ecient exploration of knowledge(More)
Governments around the globe are opening up public spending data in order to promote transparency and citizen awareness. However, data openness by itself is not enough to guarantee that the data is consumed efficiently and in meaningful ways. In this work public spending data from seven governments, both local and national, with total value almost 1,5(More)