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182
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ICDT
2012
ACM
13 years 7 months ago
2012
ACM
In a recent paper by Hellerstein [15], a tight relationship was conjectured between the number of strata of a Datalog¬ program and the number of “coordination stages” require...
201
Voted
ICDCS
2012
IEEE
13 years 7 months ago
2012
IEEE
Operational network data, management data such as customer care call logs and equipment system logs, is a very important source of information for network operators to detect prob...
183
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TKDE
2012
13 years 7 months ago
2012
—In a traditional keyword-search system over XML data, a user composes a keyword query, submits it to the system, and retrieves relevant answers. In the case where the user has l...
200
Voted
EDBT
2012
ACM
13 years 7 months ago
2012
ACM
Increased availability of large repositories of chemical compounds has created new challenges and opportunities for the application of data-mining and indexing techniques to probl...
183
Voted
EDBT
2012
ACM
13 years 7 months ago
2012
ACM
Query optimization in RDF Stores is a challenging problem as SPARQL queries typically contain many more joins than equivalent relational plans, and hence lead to a large join orde...