Methods for automatically managing the performance of computing services must estimate a performance model of that service. This paper explores properties that are necessary for p...
Abstract. Grid information systems play a central role in today’s production Grid infrastructures, enabling the discovery of a range of information about the Grid services that e...
While Moore’s Law predicts the ability of semi-conductor industry to engineer smaller and more efficient transistors and circuits, there are serious issues not contemplated in t...
Javier Carretero, Pedro Chaparro, Xavier Vera, Jau...
: XML has emerged as the industry standard for representing and exchanging data and is already predominant in several applications today. Business, analytic and structered data wil...
evel of abstraction, we can represent a workflow as a directed graph with operators (or tasks) at the vertices (see Figure 1). Each operator takes inputs from data sources or from ...