1438 search results - page 238 / 288 » Web searching on the Vivisimo search engine |
CIKM
2009
Springer
15 years 4 months ago
2009
Springer
While numerous metrics for information retrieval are available in the case of binary relevance, there is only one commonly used metric for graded relevance, namely the Discounted ...
ICC
2007
IEEE
15 years 4 months ago
2007
IEEE
— When the node density in a network decreases below the level necessary to sustain ad-hoc and mesh networks, communication can succeed only by leveraging node mobility and trans...
SIGIR
2003
ACM
15 years 3 months ago
2003
ACM
The empirical investigation of the effectiveness of information retrieval (IR) systems requires a test collection, a set of query topics, and a set of relevance judgments made by ...
WSDM
2010
ACM
15 years 2 months ago
2010
ACM
Ranking a set of retrieved documents according to their relevance to a given query has become a popular problem at the intersection of web search, machine learning, and informatio...
WWW
2007
ACM
15 years 10 months ago
2007
ACM
Due to resource constraints, Web archiving systems and search engines usually have difficulties keeping the entire local repository synchronized with the Web. We advance the state...