Los sistemas de información geográfica (SIG) son una herramienta computarizada ampliamente utilizada para solucionar diversos problemas de la ingeniería que implican el uso de datos espaciales. La tecnología de los SIGs incrementa la capacidad para solucionar problemas, lo cual incluye…

This article describes strategies devised to improve the efficiency of two classical index data structures for parallel textual databases. The design and cost evaluation is effected on top of the bulk-synchronous model of parallel computing. This allows us to compare…

An Electronic Government Procurement (e-GP) project, as most of complex software systems development and implantation, requires sophisticated and strong managerial concepts and skills. So, an effective and consistent managerial framework is needed.
Traditional project management models, that propose a series…