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CIKM
2010
Springer
13 years 6 months ago
2010
Springer
A taxonomy organizes concepts or topics in a hierarchical structure and can be created manually or via automated systems. A major drawback of taxonomies is that they require users...
KDD
2010
ACM
13 years 5 months ago
2010
ACM
The dynamic marketplace in online advertising calls for ranking systems that are optimized to consistently promote and capitalize better performing ads. The streaming nature of on...
CLEF
2006
Springer
13 years 11 months ago
2006
Springer
This paper reports the participation of the XLDB Group from the University of Lisbon in the CLEF 2006 ad-hoc monolingual and bilingual subtasks for Portuguese. We present our IR s...
JUCS
2006
13 years 7 months ago
2006
Abstract: Recently a growing demand has arisen for methods for the development of smalland medium scale Web Information Systems (WIS). Web applications are being built in a rapidly...
ICDE
2004
IEEE
14 years 9 months ago
2004
IEEE
According to a survey of the University of Berkeley [6], about 5 Exabytes of new information has been created in 2002. This information explosion affects also the database volumes...