145 search results - page 8 / 29 » Data summaries for on-demand queries over linked data |
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WISE
2009
Springer
15 years 6 months ago
2009
Springer
ct One significant effort towards combining the virtues of Web search, viz. being accessible to untrained users and able to cope with vastly heterogeneous data, with those of dat...
SIGMOD
2004
ACM
15 years 9 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...
ICDT
2001
ACM
15 years 1 months ago
2001
ACM
In fast OLAP applications it is often advantageous to provide approximate answers to range queries in order to achieve very high performances. A possible solution is to inquire sum...
SIGMOD
2003
ACM
15 years 9 months ago
2003
ACM
Recently, a technique called quotient cube was proposed as a summary structure for a data cube that preserves its semantics, with applications for online exploration and visualiza...
DKE
2006
14 years 9 months ago
2006
The last few years, there has been an extensive body of literature in data warehousing applications that primarily focuses on basket-type (transactional) data, common in retail in...