505 search results - page 59 / 101 » Approximate databases: a support tool for approximate reason... |
VLDB
2007
ACM
14 years 8 months ago
2007
ACM
Given a multidimensional point q, a reverse k nearest neighbor (RkNN) query retrieves all the data points that have q as one of their k nearest neighbors. Existing methods for proc...
GPC
2007
Springer
14 years 1 months ago
2007
Springer
Sharing huge databases in distributed systems is inherently difficult. As the amount of stored data increases, data localization techniques become no longer sufficient. A more ef...
PODS
2000
ACM
14 years 5 days ago
2000
ACM
We study the problem of auditing databases which support statistical sum queries to protect the security of sensitive information; we focus on the special case in which the sensit...
NGITS
1999
Springer
14 years 1 days ago
1999
Springer
The integration of information from multiple databases has been an enduring subject of research for over 20 years, and many different solutions have been attempted or proposed. Mis...
KAIS
2000
13 years 7 months ago
2000
Abstract. In this paper we present an index structure, called MetricMap, that takes a set of objects and a distance metric and then maps those objects to a k-dimensional space in s...