2145 search results - page 135 / 429 » Pattern-Based Query Answering |
117
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JACM
2012
13 years 2 months ago
2012
A fundamental problem in data management is to draw and maintain a sample of a large data set, for approximate query answering, selectivity estimation, and query planning. With la...
128
Voted
SDM
2012
SIAM
13 years 1 months ago
2012
SIAM
Many high-profile applications pose high-dimensional nearest-neighbor search problems. Yet, it still remains difficult to achieve fast query times for state-of-the-art approache...
192
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ICDE
2008
IEEE
16 years 28 days ago
2008
IEEE
Many applications require finding objects closest to a specified location that contains a set of keywords. For example, online yellow pages allow users to specify an address and a ...
187
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ICDE
2007
IEEE
16 years 28 days ago
2007
IEEE
In location-based services, it is common for a user to issue a query based on his/her current position. One such example is "find the available cabs within two miles of my cu...
160
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VLDB
2001
ACM
15 years 11 months ago
2001
ACM
Approximate query processing has emerged as a costeffective approach for dealing with the huge data volumes and stringent response-time requirements of today's decision-suppo...