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JIDM
2010
160views more  JIDM 2010»
14 years 10 months ago
Evaluation of Conditional Preference Queries
The need for incorporating preference querying in database technology is a very important issue in a variety of applications ranging from e-commerce to personalized search engines....
Fabiola S. F. Pereira, Sandra de Amo
SIGIR
2010
ACM
15 years 3 months ago
Positional relevance model for pseudo-relevance feedback
Pseudo-relevance feedback is an effective technique for improving retrieval results. Traditional feedback algorithms use a whole feedback document as a unit to extract words for ...
Yuanhua Lv, ChengXiang Zhai
SIGIR
2012
ACM
13 years 2 months ago
Automatic term mismatch diagnosis for selective query expansion
People are seldom aware that their search queries frequently mismatch a majority of the relevant documents. This may not be a big problem for topics with a large and diverse set o...
Le Zhao, Jamie Callan
EIT
2008
IEEE
15 years 6 months ago
Defending selective forwarding attacks in WMNs
—Wireless Mesh Networks (WMNs) have emerged recently as a promising technology for next-generation wireless networking to provide wide variety of applications that cannot be supp...
Devu Manikantan Shila, Tricha Anjali
ICC
2007
IEEE
104views Communications» more  ICC 2007»
15 years 6 months ago
Secure Tracking in Sensor Networks
Abstract— Target tracking is a canonical issue in sensor networks research. However, tracking security has gained little or no attention. Once a sensor node is compromised, it wi...
Chih-Chieh Geoff Chang, Wesley E. Snyder, Cliff Wa...