196 search results - page 39 / 40 » Group-by skyline query processing in relational engines |
SIGIR
2008
ACM
13 years 7 months ago
2008
ACM
Searching for medical information on the Web has become highly popular, but it remains a challenging task because searchers are often uncertain about their exact medical situation...
PADL
2009
Springer
14 years 8 months ago
2009
Springer
Abstract. PADS is a declarative language used to describe the syntax and semantic properties of ad hoc data sources such as financial transactions, server logs and scientific data ...
KDD
2006
ACM
14 years 8 months ago
2006
ACM
Previous efforts on event detection from the web have focused primarily on web content and structure data ignoring the rich collection of web log data. In this paper, we propose t...
WWW
2008
ACM
14 years 8 months ago
2008
ACM
In this paper, we cast the image-ranking problem into the task of identifying "authority" nodes on an inferred visual similarity graph and propose an algorithm to analyz...
BMCBI
2008
13 years 7 months ago
2008
Background: The process of horizontal gene transfer (HGT) is believed to be widespread in Bacteria and Archaea, but little comparative data is available addressing its occurrence ...