1018 search results - page 103 / 204 » On the minimization of XPath queries |
107
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SIGMOD
2003
ACM
16 years 1 months ago
2003
ACM
We consider an environment where distributed data sources continuously stream updates to a centralized processor that monitors continuous queries over the distributed data. Signif...
136
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SUTC
2006
IEEE
15 years 7 months ago
2006
IEEE
Energy management in sensor networks is crucial to prolong the network lifetime. Though existing sleep scheduling algorithms save energy, they lead to a large increase in end-to-e...
ICDT
2005
ACM
15 years 7 months ago
2005
ACM
d abstract) Foto Afrati1 and Rada Chirkova2 1 Electrical and Computing Eng., National Technical University of Athens, 157 73 Athens, Greece 2 Computer Science Department, North Car...
SIGMOD
1996
ACM
15 years 5 months ago
1996
ACM
Repositories of multimedia objects having multiple types of attributes e.g., image, text are becoming increasingly common. A selection on these attributes will typically produce n...
154
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DASFAA
2010
IEEE
15 years 5 months ago
2010
IEEE
Abstract. Continuous monitoring of spatial queries has received significant research attention in the past few years. In this paper, we propose two efficient algorithms for the con...