The relational algebra and calculus do not take the semantics of terms into account when answering queries. As a consequence, not all tuples that should be returned in response to ...
Octavian Udrea, Yu Deng, Edward Hung, V. S. Subrah...
The use of policy-based mechanisms significantly reduces the complexity associated with applicational development and operation. In particular, history-based policies allow the s...
In this paper we describe the principles of the design and development of an intelligent query interface, done in the context of the SEWASIE (SEmantic Webs and AgentS in Integrated...
Tiziana Catarci, Paolo Dongilli, Tania Di Mascio, ...
Abstract. Often graphs are used to investigate properties of logic programs. In general, different graphs represent different kinds of information of the corresponding programs. ...
We present a general method to improve computation of answer sets by analyzing structural properties of normal logic programs. Therefore we use labeled directed graphs associated t...