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SIGIR
2009
ACM
15 years 5 months ago
2009
ACM
Large search engines process thousands of queries per second on billions of pages, making query processing a major factor in their operating costs. This has led to a lot of resear...
SIGIR
2009
ACM
15 years 5 months ago
2009
ACM
Pseudo relevance feedback (PRF), which has been widely applied in IR, aims to derive a distribution from the top n pseudo relevant documents D. However, these documents are often ...
102
Voted
SIGIR
2009
ACM
15 years 5 months ago
2009
ACM
As an indispensable technique in the field of Information Filtering, Recommender System has been well studied and developed both in academia and in industry recently. However, mo...
77
Voted
SIGMETRICS
2009
ACM
15 years 5 months ago
2009
ACM
Accurately identifying spam campaigns launched by a large number of bots in a botnet allows for accurate spam campaign signature generation and hence is critical to defeating spam...
84
Voted
SOUPS
2009
ACM
15 years 5 months ago
2009
ACM
Social networking websites are enormously popular, but they present a number of privacy risks to their users, one of the foremost of which being that social network service provid...