1113 search results - page 112 / 223 » Counter Systems for Data Logics |
219
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VLDB
2007
ACM
16 years 4 months ago
2007
ACM
Workload management for business intelligence (BI) queries poses different challenges than those addressed in the online transaction processing (OLTP) context. The fundamental pro...
231
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SIGMOD
2009
ACM
16 years 4 months ago
2009
ACM
We present a complete XPath cost-based optimization and execution framework and demonstrate its effectiveness and efficiency for a variety of queries and datasets. The framework i...
133
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DOLAP
2005
ACM
15 years 6 months ago
2005
ACM
Data warehouses and OLAP systems help to interactively analyze huge volume of data. This data, extracted from transactional databases, frequently contains spatial information whic...
149
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IADIS
2008
15 years 6 months ago
2008
Multi agent learning systems pose an interesting set of problems: in large environments agents may develop localised behaviour patterns that are not necessarily optimal; in a pure...
145
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DEXAW
2009
IEEE
15 years 11 months ago
2009
IEEE
One of the main limitations in using ontologies in modern information systems is due to the fact that the design and maintenance of ontologies is a complex activity that requires ...