6274 search results - page 223 / 1255 » From query complexity to computational complexity |
133
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QSHINE
2009
IEEE
15 years 11 months ago
2009
IEEE
The deployment of sensor networks is both widespread and varied with more niche applications based on these networks. In the case study provided in this work, the network is provid...
240
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ICDT
2009
ACM
16 years 5 months ago
2009
ACM
Marx and de Rijke have shown that the navigational core of the w3c XML query language XPath is not first-order complete ? that is it cannot express every query definable in firsto...
236
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ICDE
2008
IEEE
16 years 6 months ago
2008
IEEE
Abstract-- Many popular Web sites suffer occasional uservisible problems such as slow responses, blank pages or error messages being displayed, items not being added to shopping ca...
148
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ICDT
2001
ACM
15 years 9 months ago
2001
ACM
Abstract. Nearest-neighbor queries in high-dimensional space are of high importance in various applications, especially in content-based indexing of multimedia data. For an optimiz...
134
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SSD
1993
Springer
15 years 8 months ago
1993
Springer
: Due to the high complexity of objects and queries and also due to extremely large data volumes, geographic database systems impose stringent requirements on their storage and acc...