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It is argued that various factors including the increasingly ageing population will require more care services to be delivered to users in their own homes. Desirable characteristics of such services are outlined. The Open Services Gateway initiative has been adopted as a widely accepted framework that is particularly suitable for developing home care(More)
Features provide extensions to a basic service, but in new systems users require much greater flexibility oriented towards their needs. Traditional features do not easily allow for this. We propose policies as the features of the future. Policies can be defined by the end-user, and allow for the use of rich context information when controlling calls. This(More)
Composite web services are defined using the industry-standard language BPEL (Business Process Execution Logic). There is a strong need for graph-ical and automated support for this task. It is explained how CRESS (Chisel Representation Employing Systematic Specification) has been extended to meet this challenge. CRESS supports straightforward graphical(More)
The designs expressed in this report are copyright of the University of Stirling. Certain aspects concerning call control may also be protected by patents held by Mitel Networks Corporation. Publication of this report does not confer the right to use or adapt these designs in whole or in part. The ACCENT project was concerned with developing a practical and(More)
This article reviews advances during the past decade or so in telecare (ie, computer-supported social care at home). The need for telecare is discussed along with how it relates to social and health care. The expected benefits of telecare are also discussed. The evolution of telecare technology is reviewed, covering various system generations. The(More)
The need for policies to control calls is justified by the changing face of communications. It is argued that call control requires distinctive capabilities in a policy system. A spe-cialised policy language called APPEL (ACCENT Project Policy Environment/Language) has therefore been developed for this purpose. However the policy language is cleanly(More)