André Santanchè

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This paper discusses ongoing research on scientific workflows at the Institute of Computing, University of Campinas (IC - UNICAMP) Brazil. Our projects with bio-scientists have led us to develop a scientific workflow infrastructure named WOODSS. This framework has two main objectives in mind: to help scientists to specify and annotate their models and(More)
Many web-based public repositories are widely adopting tag-based metadata approaches as their main classification mechanism. This phenomenon is fostering initiatives to improve the semantic interpretation of tags, usually involving two main entities: "social ontologies", which emerges from the collaborative tagging (folksonomies), and formal ontologies. In(More)
The Semantic Web has opened new horizons in exploring Web func-tionality. One of the many challenges is to proactively support the reuse of digital artifacts stored in repositories all over the world. Our goal is to contribute towards this issue, proposing a mechanism for describing and discovering ar-tifacts called Digital Content Components (DCCs). DCCs(More)
The contents of this report are the sole responsibility of the authors. O conteúdo do presente relatório é de única responsabilidade dos autores. Abstract The expansion of the Web and of our capacity of producing and storing information have had a profound impact on the way we organize, manipulate and share data. We have seen an increased specialization of(More)