623 search results - page 82 / 125 » An Empirical Study of Query Specificity |
EDBTW
2006
Springer
14 years 20 days ago
2006
Springer
Abstract. Portal Catalogs is a popular means of searching for information on the Web. They provide querying and browsing capabilities on data organized in a hierarchy, on a categor...
CORR
2007
Springer
13 years 9 months ago
2007
Springer
Using Dirac Notation as a powerful tool, we investigate the three classical Information Retrieval (IR) models and some their extensions. We show that almost all such models can be...
BMCBI
2008
13 years 9 months ago
2008
Background: In the adaptive immune system, variable regions of immunoglobulin (IG) are encoded by random recombination of variable (V), diversity (D), and joining (J) gene segment...
STOC
2005
ACM
14 years 9 months ago
2005
ACM
Understanding the graph structure of the Internet is a crucial step for building accurate network models and designing efficient algorithms for Internet applications. Yet, obtaini...
WWW
2010
ACM
14 years 4 months ago
2010
ACM
With the increasing popularity of location-based services, such as tour guide and location-based social network, we now have accumulated many location data on the Web. In this pap...