888 search results - page 112 / 178 » Query expansion using associated queries |
HPCC
2007
Springer
14 years 4 months ago
2007
Springer
Data missing is a common problem in database query processing, which can cause bias or lead to inefficient analyses, and this problem happens more often in sensor databases. The re...
WEBDB
2005
Springer
14 years 3 months ago
2005
Springer
Efficient querying XML documents is an increasingly important issue considering the fact that XML becomes the de facto standard for data representation and exchange over the Web,...
SEMWEB
2009
Springer
14 years 2 months ago
2009
Springer
Abstract—For many tasks, such as the integration of knowledge bases in the semantic web, one must not only handle the knowledge itself, but also characterizations of this knowled...
ESA
2010
Springer
13 years 11 months ago
2010
Springer
As sensor networks increase in size and number, efficient techniques are required to process the very large data sets that they generate. Frequently, sensor networks monitor object...
MDM
2010
Springer
14 years 2 months ago
2010
Springer
—Location information is necessarily uncertain when objects are constantly moving. The cost can be high to maintain precise locations at the application server for all the object...