418 search results - page 70 / 84 » Optimizing Large Join Queries in Mediation Systems |
ICDE
2008
IEEE
14 years 9 months ago
2008
IEEE
Traditional approaches to rule-based information extraction (IE) have primarily been based on regular expression grammars. However, these grammar-based systems have difficulty scal...
WWW
2009
ACM
14 years 8 months ago
2009
ACM
The majority of people in rural developing regions do not have access to the World Wide Web. Traditional network connectivity technologies have proven to be prohibitively expensiv...
KDD
1994
ACM
13 years 11 months ago
1994
ACM
Oneof the mainobstacles in applying data mining techniques to large, real-world databasesis the lack of efficient data management.In this paper, wepresent the design and implement...
PODS
2002
ACM
14 years 7 months ago
2002
ACM
We consider the fundamental operation of applying a conjunction of selection conditions to a set of records. With large main memories available cheaply, systems may choose to keep...
BMCBI
2008
13 years 7 months ago
2008
Background: In the adaptive immune system, variable regions of immunoglobulin (IG) are encoded by random recombination of variable (V), diversity (D), and joining (J) gene segment...