1088 search results - page 113 / 218 » Probabilistic query expansion using query logs |
ISI
2006
Springer
13 years 9 months ago
2006
Springer
Access control mechanisms are commonly used to provide control over who may access sensitive information. However, malicious users can exploit the correlation among the data and in...
ECIR
1998
Springer
13 years 10 months ago
1998
Springer
Probabilistic Argumentation Systems (PAS) are a technique for representing uncertainty both symbolically and numerically. It is shown that this technique, which combines symbolic ...
ICDE
2007
IEEE
14 years 10 months ago
2007
IEEE
Modeling objects by probability density functions (pdf) is a new powerful method to represent complex objects in databases. By representing an object as a pdf, e.g. a Gaussian, it...
SIGMOD
2011
ACM
12 years 12 months ago
2011
ACM
In the database community, work on information extraction (IE) has centered on two themes: how to effectively manage IE tasks, and how to manage the uncertainties that arise in th...
SIGIR
2010
ACM
14 years 27 days ago
2010
ACM
Search trails comprising queries and Web page views are created as searchers engage in information-seeking activity online. During known-item search (where the objective may be to...