235 search results - page 13 / 47 » Evaluating Query Result Significance in Databases via Random... |
SSD
2005
Springer
15 years 5 months ago
2005
Springer
Most recent research on querying and managing data streams has concentrated on traditional data models where the data come in the form of tuples or XML data. Complex types of strea...
SIGMOD
2004
ACM
15 years 11 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...
SIGIR
2000
ACM
15 years 4 months ago
2000
ACM
This article compares search effectiveness when using query-based Internet search (via the Google search engine), directory-based search (via Yahoo) and phrasebased query reformul...
102
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CIKM
2008
Springer
15 years 1 months ago
2008
Springer
The skyline query, as an important operator in databases for multi-preference analysis and decision making, has received much attention recently due to its wide application backgr...
212
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ICDE
2008
IEEE
16 years 1 months ago
2008
IEEE
In this paper we explore database segmentation in the context of a column-store DBMS targeted at a scientific database. We present a novel hardware- and scheme-oblivious segmentati...