11016 search results - page 1881 / 2204 » Digital Information Retrieval |
227
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VLDB
2009
ACM
16 years 4 months ago
2009
ACM
Top-k queries on large multi-attribute data sets are fundamental operations in information retrieval and ranking applications. In this article, we initiate research on the anytime ...
198
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SIGMOD
2009
ACM
16 years 4 months ago
2009
ACM
Large collections of documents are commonly created around a database, where a typical database schema may contain hundreds of tables and thousands of columns. We developed a syst...
241
Voted
SIGMOD
2009
ACM
16 years 4 months ago
2009
ACM
A large number of online databases are hidden behind the web. Users to these systems can form queries through web forms to retrieve a small sample of the database. Sampling such h...
201
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SIGMOD
2008
ACM
16 years 4 months ago
2008
ACM
The storage manager of a general-purpose database system can retain consistent disk page level snapshots and run application programs "back-in-time" against long-lived p...
223
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SIGMOD
2007
ACM
16 years 4 months ago
2007
ACM
A large part of the data on the World Wide Web is hidden behind form-like interfaces. These interfaces interact with a hidden backend database to provide answers to user queries. ...