Sciweavers

9414 search results - page 99 / 1883
» Adaptive Query Processing
Sort
View
218
Voted
ICDE
2006
IEEE
275views Database» more  ICDE 2006»
16 years 3 months ago
Privacy Preserving Query Processing Using Third Parties
Data integration from multiple autonomous data sources has emerged as an important practical problem. The key requirement for such data integration is that owners of such data nee...
Amr El Abbadi, Aziz Gulbeden, Divyakant Agrawal, F...
160
Voted
DEBS
2009
ACM
15 years 8 months ago
Processing publish/subscribe queries over distributed data streams
We address the problem of processing continuous multi-join queries, over distributed data streams, making use of existing work in the field of publish/subscribe systems. We show ...
Oana Jurca, Sebastian Michel, Alexandre Herrmann, ...
135
Voted
VLDB
2004
ACM
111views Database» more  VLDB 2004»
15 years 7 months ago
A Framework for Using Materialized XPath Views in XML Query Processing
XML languages, such as XQuery, XSLT and SQL/XML, employ XPath as the search and extraction language. XPath expressions often define complicated navigation, resulting in expensive...
Andrey Balmin, Fatma Özcan, Kevin S. Beyer, R...
141
Voted
PVLDB
2010
225views more  PVLDB 2010»
14 years 9 months ago
Efficient Processing of Top-k Spatial Preference Queries
Top-k spatial preference queries return a ranked set of the k best data objects based on the scores of feature objects in their spatial neighborhood. Despite the wide range of loc...
João B. Rocha-Junior, Akrivi Vlachou, Chris...
HIM
1997
Springer
162views Multimedia» more  HIM 1997»
15 years 6 months ago
Incremental Processing of Vague Queries in Interactive Retrieval Systems
The application of information retrieval techniques in interactive environments requires systems capable of efficiently processing vague queries. To reach reasonable response tim...
Ulrich Pfeifer, Stefan Pennekamp