M. A. Bernabé

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This work presents a hybrid approach for domain ontology development, which merges top-down and bottom-up techniques. In the top-down approach the concepts in the ontology are derived from an analysis and study of relevant information sources about the domain (e.g., hydrographic features). In the bottom-up approach the concepts in the ontology are the(More)
One of the biggest problems for implementation of a Spatial Data Infrastructure is the creation of metadata because it requires a high knowledge of sciences related to cartography and a good infrastructure of tools that allow to get information from the original Geographical Information and which carry out transformations or conversions of coordinates,(More)
Neurostatin was originally described as an inhibitor of astroblast and astrocytoma division present in rat brain extracts and immunologically related to the sugar moiety of epidermal growth factor receptor and to blood group antigens. It was purified recently from mammalian brain extracts and characterized as a glycosphingolipid, but its precise structure(More)
1 Introducción La información geográfica, o " geodatos " , es la información que describe fenómenos asociados directa o indirectamente con una localización (y posiblemente un tiempo y una orientación) relativa a la superficie de la Tierra. Dicha información es susceptible de ser almacenada, clasificada, buscada y recuperada de acuerdo a patrones típicos de(More)
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