In this paper, a signature file method for indexing document database systems is presented. For this purpose, the concept of presentative word hierarchy is introduced, based on whi...
In object oriented programming, the functionalities of a system result from the interactions (message exchanges) among the objects allocated by the system. While designing object ...
Abstract-- Image computation is the core operation for optimization and formal verification of sequential systems like controllers or protocols. State exploration techniques based ...
3D information systems for education must be investigated and adopted for a more involving form of learning. It is in this context that we propose the use of Second Life as an env...
Three iterative refinement schemes are studied for approximating the solutions of linear weakly singular Fredholm integral equations of the second kind. The rates of convergence a...
Filomena D. d'Almeida, Olivier Titaud, Paulo B. Va...