429 search results - page 32 / 86 » Query Planning for Continuous Aggregation Queries over a Net... |
CIKM
2010
Springer
13 years 5 months ago
2010
Springer
This paper proposes a ranking method to exploit statistical correlations among pairs of attribute values in relational databases. For a given query, the correlations of the query ...
ICDE
2006
IEEE
14 years 1 months ago
2006
IEEE
The growing sophistication and diversity of malicious activity in the Internet presents a serious challenge for network security analysts. In this paper, we describe our efforts t...
SECON
2007
IEEE
14 years 1 months ago
2007
IEEE
Abstract— Most existing work in aggregation and querying for sensor network data has focused on the use of standard statistical operations (average, median, etc) to reduce the qu...
VLDB
1998
ACM
13 years 11 months ago
1998
ACM
Many applications compute aggregate functions over an attribute (or set of attributes) to find aggregate values above some specified threshold. We call such queries iceberg querie...
JCST
2010
13 years 2 months ago
2010
Abstract The significant overhead related to frequent location updates from moving objects often results in poor performance. As most of the location updates do not affect the quer...