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COMGEO
2010
ACM
15 years 1 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
ENTCS
2010
85views more  ENTCS 2010»
14 years 9 months ago
Global Coordination Policies for Services
An important issue of the service oriented approach is the possibility to aggregate, through programmable coordination patterns, the activities involved by service interactions. T...
Vincenzo Ciancia, Gian Luigi Ferrari, Roberto Guan...
CORR
2012
Springer
292views Education» more  CORR 2012»
13 years 5 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...
DEXAW
2008
IEEE
161views Database» more  DEXAW 2008»
15 years 4 months ago
Model-Based QoS-Enabled Self-Healing Web Services
Failures during web service execution may depend on a wide variety of causes, such as network faults, server crashes, or application-related errors, such as unavailability of a re...
Olga Nabuco, Riadh Ben Halima, Khalil Drira, Maria...
ACSAC
2000
IEEE
15 years 2 months ago
Policy Mediation for Multi-Enterprise Environments
Existing software infrastructures and middleware provide uniform security services across heterogeneous information networks. However, few, if any, tools exist that support access...
Pablo Galiasso, Oliver Bremer, John Hale, Sujeet S...