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COMGEO
2010
ACM
13 years 10 months ago
Access control systems for spatial data infrastructures and their administration
Today sophisticated concepts, languages and frameworks exist, that allow implementing powerful fine grained access control systems for protecting Web Services and spatial data in ...
Jan Herrmann
CORR
2012
Springer
292views Education» more  CORR 2012»
12 years 3 months ago
Optimal Threshold Control by the Robots of Web Search Engines with Obsolescence of Documents
A typical web search engine consists of three principal parts: crawling engine, indexing engine, and searching engine. The present work aims to optimize the performance of the cra...
Konstantin Avrachenkov, Alexander N. Dudin, Valent...
CN
1998
100views more  CN 1998»
13 years 7 months ago
Metabroker: A Generic Broker for Electronic Commerce
In traditional commerce, brokers act as middlemen between customers and providers, aggregating, repackaging and adding value to products, services or information. In the broadest ...
Steve J. Caughey, David B. Ingham, Paul Watson
ICWS
2009
IEEE
13 years 5 months ago
Identity Attribute-Based Role Provisioning for Human WS-BPEL Processes
The WS-BPEL specification focuses on business processes the activities of which are assumed to be interactions with Web services. However, WS-BPEL processes go beyond the orchestr...
Federica Paci, Rodolfo Ferrini, Elisa Bertino
DGO
2007
168views Education» more  DGO 2007»
13 years 8 months ago
A distributed event-triggered knowledge sharing system
Government agencies globally are facing problems such as illegal immigration, terrorism, and disease diagnosis and control. Solutions to these problems rely heavily on collaborati...
Seema Degwekar, Jeff DePree, Stanley Y. W. Su, How...