...is mainly due to the lack of reliable performance estimation techniques. The Grid is assumed to be 'an infrastructure that enables flexible, secure,...collections of individuals, institutions and resources' [13]. The resources accessible via the Grid include computational systems, data storage and specialized...

...developing grid technology projects. The Globus Project (Foster, et al., 2001), approach to the Grid defines the Grid as "an enabler for Virtual Organizations:...collections of individuals, institutions and resources." Collaborations under the NOMADS umbrella have been reached with several Grid computing projects including:...

...owned by multiple organizations that are shared and coordinated. The key point in grid computing is "flexible, secure, coordinated resource sharing among...collections of individuals, institutions, and resources" [Chang, 2004]. Because grid computing is based on networks (eg, the Internet), the participating individuals...

...intensive and manage large data sets. The concept of distributed computing extends to a large-scale, flexible, secure, coordinated resource sharing among...collections of individuals, institutions, and resources [3], [4]. These features form an ideal context for supporting and meeting the mentioned demanding requirements...

...toolkit, Globus. 4.4 The Grid Computing Architecture In [22], the authors define Grid computing as "flexible. secure, coordinated resource sharing among...collections of individuals, institutions, and resources". The emphasis here being on the flexible and dynamic environment that can be used to discover and interoperate...

...force behind grids. 39.4.1 Definitions Definitions of computational grids vary widely and include: "A flexible, secure, coordinated resource sharing among...collections of individuals, institutions, and resources." [7] "A single seamless computational environment in which cycles, communication, and data are shared,...

...applications, and, in some cases, high-performance orientation .... [T]he 'Grid problem' . . . [is] flexible, secure, coordinated resource sharing among...collections of individuals, institutions, and resources — what we refer to as virtual organizations. In such settings, we encounter unique authentication,...

...linkage in that it provides distributed data analysis, computation, and collaboration. A grid allows flexible, secure, coordinated resource sharing among...collections of individuals, institutions, and resources. A grid enables communities ("virtual organizations," which are community overlays on classic organization...

...collaborative GIS. 2 Grid Computing and Middleware 2.1 Grid Computing The Grid has been defined as "flexible, secure, coordinated resource sharing among...collections of individuals, institutions and resources (A virtual organization)" and "A computational grid is a hardware and software infrastructure that...

...provides load balancing and allow Weka to use idle computing resources. However, it does not provide a "flexible, secure, coordinated resource sharing among...collections of individuals, institutions, and resources". Moreover, Weka Grid does not use an OGSA-style service, unlike WekaG, whose services are OGSA-compliant....