Models and issues in data stream systems
Proceedings of the twenty-first ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems
Maintaining Stream Statistics over Sliding Windows
SIAM Journal on Computing
The WSLA Framework: Specifying and Monitoring Service Level Agreements for Web Services
Journal of Network and Systems Management
The Anatomy of the Grid: Enabling Scalable Virtual Organizations
International Journal of High Performance Computing Applications
Agent-based virtual organisations for the Grid
Multiagent and Grid Systems - Smart Grid Technologies & Market Models
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There are methods proposed for managing various aspects of quality of service (QoS) in service oriented computing environments, but existing effort tends to adopt a provider-centric perspective, aiming largely at optimising and guaranteeing QoS for service delivery. In this paper, we consider QoS monitoring from a service user's perspective. We describe an approach in which monitoring requirements are expressed as queries in a simple language and are processed against continuously arriving QoS data streams.