Rui Neto Marinheiro

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Fredo is a generic domain-independent broker that creates value-added information taking into account the preferences specified by its clients. Fredo uses ontology services and yellow pages services to discover a set of agents that can provide information relevant to its clients' requests. Fredo uses an intelligent heuristic strategy based on a fuzzy(More)
The integration of hypermedia with information retrieval is usually used to overcome user disorientation problems. However previous approaches have generally considered only text retrieval [7] and if real content based multimedia information retrieval capabilities are used [12], effectiveness and efficiency are very low, when compared with text retrieval.(More)
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