2217 search results - page 127 / 444 » Rank-aware Query Optimization |
136
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DOLAP
2006
ACM
16 years 3 days ago
2006
ACM
In this paper we perform an extensive theoretical and experimental study on common synopsis construction algorithms, with emphasis on wavelet based techniques, that take under con...
176
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ICDT
2003
ACM
15 years 11 months ago
2003
ACM
We state and solve the query reformulation problem for XML publishing in a general setting that allows mixed (XML and relational) storage for the proprietary data and exploits redu...
170
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COOPIS
2002
IEEE
15 years 11 months ago
2002
IEEE
Mobile services offering multi-feature query capabilities must meet tough response time requirements to gain customer acceptance. The top-k query model is a popular candidate to im...
162
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ICMCS
2000
IEEE
15 years 10 months ago
2000
IEEE
We describe a subsystem of a content-based image retrieval (CBIR) environment that supports a user in the definition of image similarity. Out of a single image or a set of query i...
203
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COCO
2000
Springer
15 years 10 months ago
2000
Springer
It is known that the classical and quantum query complexities of a total Boolean function f are polynomially related to the degree of its representing polynomial, but the optimal ...