Alexandru Petculescu

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This paper presents a new concept of a Web services framework for mobile environments where the service providers are abstract to the invoking client thus allowing the environment to be dynamic - service providers may come and go transparent to the client. The purpose of this paper is to define architecture of the framework used for implementing mobile(More)
As current trends show, the Semantic Web is the future interaction environment used in data exchange and integration among homogenous applications. This trend raises new challenges in security models used for access control, and the only acceptable model is to take into account the semantic relations of the interacting entities. In this article we present(More)
The Semantic Web, or the Web of meaning, is the second stage of the Web. Its objective is to make a better cooperation between computers and people. Encoding data in forms that make web contents (semantics, meaning) understandable by computer means is a real problem in pervasive environments. In this article I present a metadata design used in(More)
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