191 search results - page 30 / 39 » Online Aggregation over Trees |
SIGMOD
2004
ACM
14 years 7 months ago
2004
ACM
The rapid adoption of XML as the standard for data representation and exchange foreshadows a massive increase in the amounts of XML data collected, maintained, and queried over th...
ICDE
2009
IEEE
14 years 9 months ago
2009
IEEE
XML streams, such as RSS feeds or complex event streams, are becoming increasingly pervasive as they provide the foundation for a wide range of emerging applications. An important...
ISAAC
2001
Springer
14 years 4 days ago
2001
Springer
We consider the problem of developing algorithms for the recognition of a fixed pattern within a permutation. These methods are based upon using a carefully chosen chain or tree ...
PKDD
2010
Springer
13 years 6 months ago
2010
Springer
We present a demonstration of a newly developed text stream event detection method on over a million articles from the New York Times corpus. The event detection is designed to ope...
SIGMETRICS
2008
ACM
13 years 7 months ago
2008
ACM
In this paper, we study the problem of utility maximization in P2P systems, in which aggregate application-specific utilities are maximized by running distributed algorithms on P2...