Cesar Augusto Tacla

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This paper is concerned with organizing knowledge management in complex R&D projects where time is the prime factor. We argue that speci®c portals developed using groupware technology and products should be augmented by agents in order to increase the overall system reactivity and achieve the global objective, namely to save time. We describe a portal we(More)
This paper presents a multi-agent system for knowledge management (KM) in research and development (R&D) projects. R&D teams have no time to organize project information, nor to articulate the rationale behind the actions that generated the information. Our aim is to provide a system for helping team members to explicit knowledge, and to allow them to share(More)
WebAnima is an interface agent specially designed to assist team members of a CSCW application during their daily work based on computers. In WebAnima, the intelligent behavior is guaranteed thanks to a conversational interface and ontologies that support semantic interpretation. We believe that embodied conversational assistants will improve the quality of(More)
In this paper, we present an approach for integrating Social Web with Semantic Web by combining the easiness of annotation of resources in the Social Web and the expressiveness of ontologies to describe the resources in the Semantic Web. Our approach combines ontology learning and ontology evolution techniques to provide an integrated Web. Besides, we show(More)