6905 search results - page 1094 / 1381 » Querying Multidimensional Databases |
140
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MOBIDE
2003
ACM
15 years 9 months ago
2003
ACM
This paper presents TiNA, a scheme for minimizing energy consumption in sensor networks by exploiting end-user tolerance to temporal coherency. TiNA utilizes temporal coherency to...
137
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SSDBM
2002
IEEE
15 years 9 months ago
2002
IEEE
In this paper, we study the effects of compression on bitmap indexes. The main operations on the bitmaps during query processing are bitwise logical operations such as AND, OR, N...
120
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VLDB
2001
ACM
15 years 8 months ago
2001
ACM
Relational database systems have traditionally optimzed for I/O performance and organized records sequentially on disk pages using the N-ary Storage Model (NSM) (a.k.a., slotted p...
132
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IDEAS
2000
IEEE
15 years 8 months ago
2000
IEEE
Most operations of the relational algebra or SQL - like projection with duplicate elimination, join, ordering, group by and aggregations - are efficiently processed using a sorted...
117
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ICDE
2010
IEEE
15 years 8 months ago
2010
IEEE
TASTIER is a research project on the new information-access paradigm called type-ahead search, in which systems find answers to a keyword query on-the-fly as users type in the quer...