383 search results - page 39 / 77 » Join operations in temporal databases |
SIGMOD
2004
ACM
15 years 9 months ago
2004
ACM
Ranking is an important property that needs to be fully supported by current relational query engines. Recently, several rank-join query operators have been proposed based on rank...
170
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ICDE
2007
IEEE
15 years 11 months ago
2007
IEEE
Active Data Warehousing has emerged as an alternative to conventional warehousing practices in order to meet the high demand of applications for up-to-date information. In a nutsh...
112
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MVA
2007
14 years 11 months ago
2007
Dynamic texture is an extension of texture to the temporal domain. Recently, a powerful method for dynamic texture recognition based on volume local binary patterns (VLBP) was pro...
177
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ICDE
2008
IEEE
15 years 11 months ago
2008
IEEE
This paper introduces U-relations, a succinct and purely relational representation system for uncertain databases. U-relations support attribute-level uncertainty using vertical pa...
143
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ICDT
2009
ACM
15 years 10 months ago
2009
ACM
Computing an equi-join followed by a duplicate eliminating projection is conventionally done by performing the two operations in serial. If some join attribute is projected away t...