This paper describes the implementation of a workflow management system to support mobile GIS workgroup applications and highlights the design of the workflow definition language t...
Today the World Wide Web is seen as an unique medium for interaction. Every organisation has or is about to have its own Web site, aiming to attract as much visitors as each one c...
Grid technologies and infrastructures facilitate distributed resource sharing and coordination in dynamic, heterogeneous, multi-institutional environments. A replica catalog is a ...
This paper describes an on-going effort to investigate problems and approaches for achieving Web-service-based, dynamic and collaborative e-learning. In this work, a Learning Cont...
Abstract-The information era has brought with it the wellknown problem of 'Information Explosion'. There are many and varied search engines on the Internet but it is stil...