481 search results - page 77 / 97 » Approximate XML Query Answers |
ICICS
2007
Springer
13 years 11 months ago
2007
Springer
Authentication is increasingly relevant to data management. Data is being outsourced to untrusted servers and clients want to securely update and query their data. For example, in ...
GIS
2002
ACM
13 years 7 months ago
2002
ACM
The focus of this paper is on interoperability issues to achieve data integration in distributed databases for geographic applications. Our concrete application is in the context ...
ICDE
2006
IEEE
14 years 9 months ago
2006
IEEE
K-Anonymity has been proposed as a mechanism for protecting privacy in microdata publishing, and numerous recoding "models" have been considered for achieving kanonymity...
CCCG
2010
13 years 9 months ago
2010
Given a bounded universe {0, 1, . . . , U-1}, we show how to perform (successor) searches in O(log log ) expected time and updates in O(log log ) expected amortized time, where i...
DMSN
2004
ACM
14 years 1 months ago
2004
ACM
We consider the in-network computation of approximate “big picture” summaries in bandwidth-constrained sensor networks. First we review early work on computing the Haar wavele...