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SAC
2008
ACM
13 years 8 months ago
2008
ACM
How humans behave when faced with a disaster, natural or man-made, can be exploited automatically by news-aware malicious software. We introduce weather worms, worms that can auto...
TPDS
2002
13 years 8 months ago
2002
The problem of question/answering (Q/A) is to find answers to open-domain questions by searching large collections of documents. Unlike information retrieval systems, very common ...
GLOBECOM
2010
IEEE
13 years 6 months ago
2010
IEEE
Proof of a user's identity is not always a sufficient means for making an authorization decision. In an increasing set of circumstances, knowledge of physical location provide...
WWW
2009
ACM
14 years 9 months ago
2009
ACM
In Web-based services of dynamic content (such as news articles), recommender systems face the difficulty of timely identifying new items of high-quality and providing recommendat...
WWW
2003
ACM
14 years 9 months ago
2003
ACM
The World-Wide Web was originally developed as a shared, writable, hypertext medium, a facility that is still widely needed. We have recently developed a Web-based management repo...