1183 search results - page 191 / 237 » Exploiting Conceptual Knowledge for Querying Information Sys... |
CIKM
2006
Springer
14 years 22 days ago
2006
Springer
We propose to adapt the newly emerged cache-oblivious model to relational query processing. Our goal is to automatically achieve an overall performance comparable to that of fine-...
INFOCOM
2012
IEEE
11 years 11 months ago
2012
IEEE
—Location sharing is a fundamental component of mobile online social networks (mOSNs), which also raises significant privacy concerns. The mOSNs collect a large amount of locati...
ECAI
2004
Springer
14 years 2 months ago
2004
Springer
Open domain question answering (QA) systems have to bridge the potential vocabulary mismatch between a question and its candidate answers. One can view this as a recall problem and...
SIGIR
2012
ACM
11 years 11 months ago
2012
ACM
Positional ranking functions, widely used in web search engines, improve result quality by exploiting the positions of the query terms within documents. However, it is well known ...
BMCBI
2006
13 years 9 months ago
2006
Background: Gene function analysis often requires a complex and laborious sequence of laboratory and computer-based experiments. Choosing an effective experimental design generall...