1162 search results - page 209 / 233 » Improving the Evaluation of Web Search Systems |
TREC
2003
13 years 9 months ago
2003
Ranking functions are instrumental for the success of an information retrieval (search engine) system. However nearly all existing ranking functions are manually designed based on...
CHI
2005
ACM
14 years 8 months ago
2005
ACM
The objects and surfaces of a task-based environment can be layered with digital interfaces to make them easier and safer to use. Once information can be projected anywhere in the...
USENIX
2007
13 years 10 months ago
2007
Spyware is a class of malicious code that is surreptitiously installed on victims’ machines. Once active, it silently monitors the behavior of users, records their web surfing ...
MMS
2008
13 years 8 months ago
2008
We address the challenge of semantic gap reduction for image retrieval through an improved SVM-based active relevance feedback framework, together with a hybrid visual and concept...
WWW
2006
ACM
14 years 9 months ago
2006
ACM
Large-scale text categorization is an important research topic for Web data mining. One of the challenges in large-scale text categorization is how to reduce the amount of human e...