This paper presents a semantic foundation of temporal conceptual models used to design temporal information systems. We consider a modeling language able to express both timestampi...
This paper compares six model checkers (Alloy, cadp, fdr2, NuSMV, ProB, Spin) for the validation of information system speciļ¬cations. The same case study (a library system) is s...
Modern semantic technology is one of the necessary supports for the infrastructure of next generation information systems. In particular, large international organizations, which u...
The Spanish National Agency for Quality Assessment and Accreditation as part of its evaluation activities has established a procedure for evaluating both teaching and institutions,...
Most information extraction (IE) systems identify facts that are explicitly stated in text. However, in natural language, some facts are implicit, and identifying them requires ā...