1231 search results - page 229 / 247 » Updatable Zero-Knowledge Databases |
ICDE
2004
IEEE
14 years 10 months ago
2004
IEEE
We study the problem of maintaining large replicated collections of files or documents in a distributed environment with limited bandwidth. This problem arises in a number of impo...
ICDE
2003
IEEE
14 years 10 months ago
2003
IEEE
The problem of statistics and aggregate maintenance over data streams has gained popularity in recent years especially in telecommunications network monitoring, trend-related anal...
ICDT
2009
ACM
14 years 9 months ago
2009
ACM
We continue the study of approximating the number of distinct elements in a data stream of length n to within a (1? ) factor. It is known that if the stream may consist of arbitra...
KDD
2008
ACM
14 years 9 months ago
2008
ACM
Low-rank approximations of the adjacency matrix of a graph are essential in finding patterns (such as communities) and detecting anomalies. Additionally, it is desirable to track ...
KDD
2004
ACM
14 years 9 months ago
2004
ACM
We report on an automated runtime anomaly detection method at the application layer of multi-node computer systems. Although several network management systems are available in th...