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172
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SIGMOD
2004
ACM
16 years 3 months ago
2004
ACM
Virtually every commercial query optimizer chooses the best plan for a query using a cost model that relies heavily on accurate cardinality estimation. Cardinality estimation erro...
135
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SIGMOD
2004
ACM
16 years 3 months ago
2004
ACM
This paper introduces the Scalable INcremental hash-based Algorithm (SINA, for short); a new algorithm for evaluating a set of concurrent continuous spatio-temporal queries. SINA ...
127
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EDBT
2004
ACM
16 years 3 months ago
2004
ACM
GRID technology, emerging in the late nineties, has evolved from a metacomputing architecture towards a pervasive computation and information utility. However, the architectural de...
131
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MOBISYS
2004
ACM
16 years 2 months ago
2004
ACM
ZebraNet is a mobile, wireless sensor network in which nodes move throughout an environment working to gather and process information about their surroundings [10]. As in many sen...
151
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MOBISYS
2004
ACM
16 years 2 months ago
2004
ACM
Many approaches exist today that address the issues that arise when a mobile node changes its point(s) of attachment to the Internet. Mobile IP takes care of host mobility at the ...