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SIGIR
2012
ACM
13 years 2 months ago
Cognos: crowdsourcing search for topic experts in microblogs
Finding topic experts on microblogging sites with millions of users, such as Twitter, is a hard and challenging problem. In this paper, we propose and investigate a new methodolog...
Saptarshi Ghosh, Naveen Kumar Sharma, Fabrí...
116
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WWW
2003
ACM
15 years 5 months ago
Building Interoperability among Learning Content Management Systems
This paper addresses interoperability issues of learning content management systems. Motivation and design challenges are presented and an interoperability framework implemented a...
Bernd Simon, Symeon Retalis, Stefan Brantner
EDBT
2004
ACM
139views Database» more  EDBT 2004»
16 years 15 days ago
Efficient Distributed Skylining for Web Information Systems
Though skyline queries already have claimed their place in retrieval over central databases, their application in Web information systems up to now was impossible due to the distri...
Wolf-Tilo Balke, Ulrich Güntzer, Jason Xin Zh...
EDBTW
2010
Springer
15 years 7 months ago
Collaborative data privacy for the web
While data privacy is a human right, it is challenging to enforce it. For example, if multiple retailers execute a single order at Amazon Marketplace, each retailer can use diffe...
Clemens Heidinger, Erik Buchmann, Klemens Böh...
NBIS
2009
Springer
15 years 5 months ago
Analysis of Web Alert Models
act— Web alerts are user-defined monitor conditions for public Internet information in which notification messages are sent to users whenever their alert conditions are met. The ...
Jameela Al-Jaroodi, Nader Mohamed