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JWSR
2008
162views more  JWSR 2008»
15 years 4 months ago
Business Process Control-Flow Complexity: Metric, Evaluation, and Validation
Organizations are increasingly faced with the challenge of managing business processes, workflows, and recently, Web processes. One important aspect of business processes that has...
Jorge Cardoso
DATESO
2010
153views Database» more  DATESO 2010»
15 years 4 months ago
Answering Metric Skyline Queries by PM-tree
Abstract. The task of similarity search in multimedia databases is usually accomplished by range or k nearest neighbor queries. However, the expressing power of these "single-...
Tomás Skopal, Jakub Lokoc
ICDCS
2009
IEEE
15 years 3 months ago
Fragmentation Design for Efficient Query Execution over Sensitive Distributed Databases
The balance between privacy and utility is a classical problem with an increasing impact on the design of modern information systems. On the one side it is crucial to ensure that ...
Valentina Ciriani, Sabrina De Capitani di Vimercat...
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PVLDB
2010
121views more  PVLDB 2010»
15 years 27 days ago
Efficient RkNN Retrieval with Arbitrary Non-Metric Similarity Measures
A RkNN query returns all objects whose nearest k neighbors contain the query object. In this paper, we consider RkNN query processing in the case where the distances between attri...
Deepak P, Prasad Deshpande
SIGOPS
2010
163views more  SIGOPS 2010»
15 years 27 days ago
Automated control of internet services
Finding an efficient configuration for cluster-based multi-tier Internet services is often a difficult task. Moreover, even a good configuration could become obsolete, depending o...
Jean Arnaud