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BMCBI
2007
13 years 8 months ago
2007
Background: Information resources on the World Wide Web play an indispensable role in modern biology. But integrating data from multiple sources is often encumbered by the need to...
PODS
2010
ACM
14 years 29 days ago
2010
ACM
A fundamental problem in data management is to draw a sample of a large data set, for approximate query answering, selectivity estimation, and query planning. With large, streamin...
WWW
2007
ACM
14 years 8 months ago
2007
ACM
Current web search engines focus on searching only the most recent snapshot of the web. In some cases, however, it would be desirable to search over collections that include many ...
WSDM
2010
ACM
14 years 5 months ago
2010
ACM
In this paper, we study search bot traffic from search engine query logs at a large scale. Although bots that generate search traffic aggressively can be easily detected, a large ...
SIGMOD
2004
ACM
14 years 8 months ago
2004
ACM
Database selection is an important step when searching over large numbers of distributed text databases. The database selection task relies on statistical summaries of the databas...