1846 search results - page 65 / 370 » Generating query substitutions |
EDBTW
2006
Springer
13 years 11 months ago
2006
Springer
Querying live media streams is a challenging problem that becomes an essential requirement in a growing number of applications. We address the problem of evaluating continuous quer...
CIKM
2010
Springer
13 years 5 months ago
2010
Springer
Dealing with verbose (or long) queries poses a new challenge for information retrieval. Selecting a subset of the original query (a "sub-query") has been shown to be an ...
ICDE
2011
IEEE
12 years 11 months ago
2011
IEEE
— In this paper, we study the problem of efficiently computing multiple aggregation queries over a data stream. In order to share computation, prior proposals have suggested ins...
ICDE
2000
IEEE
14 years 9 months ago
2000
IEEE
Statistics play a key role in influencing the quality of plans chosen by a database query optimizer. In this paper, we identify the statistics that are essential for an optimizer....
WWW
2003
ACM
14 years 8 months ago
2003
ACM
Search engine traffic is central to the success of many websites. By analyzing the queries-to-results graph generated by a search engine, our tool can recommend relevant queries f...