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SIGIR
2005
ACM
16 years 9 days ago
2005
ACM
We consider the problem of document indexing and representation. Recently, Locality Preserving Indexing (LPI) was proposed for learning a compact document subspace. Different from...
165
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SIGIR
2005
ACM
16 years 9 days ago
2005
ACM
The current boom of the Web is associated with the revenues originated from on-line advertising. While search-based advertising is dominant, the association of ads with a Web page...
189
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SIGUCCS
2005
ACM
16 years 9 days ago
2005
ACM
Many higher education institutions are searching for cost effective tools for the delivery of a feature rich, synchronous online learning environment. While there are several comm...
203
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SOUPS
2005
ACM
16 years 9 days ago
2005
ACM
Graphical passwords are an alternative to alphanumeric passwords in which users click on images to authenticate themselves rather than type alphanumeric strings. We have developed...
181
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CCS
2005
ACM
16 years 9 days ago
2005
ACM
Policy enforcement is an integral part of many applications. Policies are often used to control access to sensitive information. Current policy specification languages give users ...