736 search results - page 65 / 148 » Answering Imprecise Queries over Web Databases |
EDBT
2009
ACM
14 years 26 days ago
2009
ACM
In a database system, disclosure of confidential private data may occur if users can put together the answers of past queries. Traditional access control mechanisms cannot guard a...
SIGMOD
2005
ACM
14 years 9 months ago
2005
ACM
Statistical estimation and approximate query processing have become increasingly prevalent applications for database systems. However, approximation is usually of little use witho...
WEBDB
2010
Springer
14 years 2 months ago
2010
Springer
Wikipedia has become an important source of information which is growing very rapidly. However, the existing infrastructure for querying this information is limited and often igno...
SIGMOD
2003
ACM
14 years 9 months ago
2003
ACM
Webcams, microphones, pressure gauges and other sensors provide exciting new opportunities for querying and monitoring the physical world. In this paper we focus on querying wide ...
ECAI
2006
Springer
14 years 20 days ago
2006
Springer
Abstract. The frameworks for protecting security and privacy can be effective only if common users--with no training in computer science or logic--increase their awareness and cont...