We report a remarkable success of nested pricing rules over major pivot rules commonly used in practice, such as Dantzig's original rule as well as the steepest-edge rule and ...
In this paper we study two orthogonal extensions of the classical data mining problem of mining association rules, and show how they naturally interact. The first is the extension...
In this paper, some considerations on extension of the Datalog language are proposed in order to apply this language on a GEFRED fuzzy relational database. For this integration, w...
In this work, we present a semantic query optimization technique to improve the efficiency of the evaluation of a subset of SQL:1999 recursive queries. Using datalog notation, we c...