2524 search results - page 273 / 505 » Numerical document queries |
388
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SIGMOD
2006
ACM
16 years 6 months ago
2006
ACM
Given a dataset P and a preference function f, a top-k query retrieves the k tuples in P with the highest scores according to f. Even though the problem is well-studied in convent...
173
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SSDBM
2007
IEEE
16 years 13 days ago
2007
IEEE
Location-based information contained in publicly available GIS databases is invaluable for many applications such as disaster response, national infrastructure protection, crime a...
171
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SIGMOD
1997
ACM
15 years 10 months ago
1997
ACM
A range query applies an aggregation operation over all selected cells of an OLAP data cube where the selection is speci ed by providing ranges of values for numeric dimensions. W...
157
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SIGMOD
2001
ACM
16 years 6 months ago
2001
ACM
Over the last decades, improvements in CPU speed have outpaced improvements in main memory and disk access rates by orders of magnitude, enabling the use of data compression techn...
185
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SSD
2007
Springer
16 years 8 days ago
2007
Springer
Abstract. Modern mobile phones and PDAs are equipped with positioning capabilities (e.g., GPS). Users can access public location-based services (e.g., Google Maps) and ask spatial ...