6905 search results - page 930 / 1381 » Querying Multidimensional Databases |
155
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VLDB
2004
ACM
15 years 10 months ago
2004
ACM
Data Cleaning is an important process that has been at the center of research interest in recent years. An important end goal of effective data cleaning is to identify the relatio...
277
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SIGMOD
2010
ACM
15 years 10 months ago
2010
ACM
The proliferation of knowledge-sharing communities and the advances in information extraction have enabled the construction of large knowledge bases using the RDF data model to re...
138
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SIGMOD
1996
ACM
15 years 9 months ago
1996
ACM
Magic sets rewriting is a well-known optimization heuristic for complex decision-support queries. There can be many variants of this rewriting even for a single query, which diffe...
143
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EDBT
2000
ACM
15 years 8 months ago
2000
ACM
the research activities. This abstract is to introduce the approach of a data model - EP data model. Its data structure is able to store as a finite set of nodes arbitrary effectiv...
149
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IR
2007
15 years 5 months ago
2007
Word form normalization through lemmatization or stemming is a standard procedure in information retrieval because morphological variation needs to be accounted for and several la...