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ICWS
2009
IEEE
16 years 4 months ago
A Policy-Based Middleware for Web Services SLA Negotiation
Negotiation of Service Level Agreements (SLAs) is very important for maintaining Quality of Service (QoS) of composite Web services-based business processes. The process of negoti...
Farhana H. Zulkernine, Patrick Martin, Chris Cradd...
ICWS
2009
IEEE
16 years 3 months ago
Integrating Behavioral Trust in Web Service Compositions
Algorithms for composing Web services (WS) traditionally utilize the functional and quality-of-service parameters of candidate services to decide which services to include in the ...
Sharon Paradesi, Prashant Doshi, Sonu Swaika
CCGRID
2008
IEEE
16 years 1 months ago
A Stochastic Programming Approach for QoS-Aware Service Composition
—We formulate the service composition problem as a multi-objective stochastic program which simultaneously optimizes the following quality of service (QoS) parameters: workflow ...
Wolfram Wiesemann, Ronald Hochreiter, Daniel Kuhn
CLUSTER
2005
IEEE
16 years 12 days ago
Service Level Agreement based Allocation of Cluster Resources: Handling Penalty to Enhance Utility
Jobs submitted into a cluster have varying requirements depending on user-specific needs and expectations. Therefore, in utility-driven cluster computing, cluster Resource Manage...
Chee Shin Yeo, Rajkumar Buyya
ASC
2004
15 years 6 months ago
Evaluation of services using a fuzzy analytic hierarchy process
This paper proposes a new approach for tackling the uncertainty and imprecision of the service evaluation process. Identifying suitable service offers, evaluating the offers and c...
Ludmil Mikhailov, Petco E. Tsvetinov