708 search results - page 125 / 142 » Optimizing SQL Queries over Text Databases |
ISCSCT
2008
IEEE
14 years 4 months ago
2008
IEEE
—Relevance feedback(RF) has been proved to be an effective way to improve the precision and recall of 3D model retrieval. However, the existing RF approaches do not consider whic...
DBPL
2007
Springer
14 years 4 months ago
2007
Springer
The widespread adoption of XML has led to programming languages that support XML as a first class construct. In this paper, we present a method for analyzing and optimizing impera...
DKE
1999
13 years 9 months ago
1999
A Data Warehouse DW is a database that collects and stores data from multiple remote and heterogeneous information sources. When a query is posed, it is evaluated locally, without...
DASFAA
2010
IEEE
14 years 5 months ago
2010
IEEE
Scalable execution of continuous queries over massive data streams often requires splitting input streams into parallel sub-streams over which query operators are executed in paral...
SIGMOD
2009
ACM
14 years 10 months ago
2009
ACM
In the rank join problem we are given a relational join R1 1 R2 and a function that assigns numeric scores to the join tuples, and the goal is to return the tuples with the highes...