165 search results - page 4 / 33 » Incremental Evaluation of Sliding-window Queries over Data S... |
ICDE
2009
IEEE
14 years 9 months ago
2009
IEEE
Abstract-- Skyline computation has many applications including multi-criteria decision making. In this paper, we study the problem of efficient processing of continuous skyline que...
DKE
2007
13 years 7 months ago
2007
The challenge in a database of evolving time series is to provide efficient algorithms and access methods for query processing, taking into consideration the fact that the databas...
ICDE
2012
IEEE
12 years 6 months ago
2012
IEEE
Top-k pairs queries have received significant attention by the research community. k-closest pairs queries, k-furthest pairs queries and their variants are among the most well stu...
PODS
2006
ACM
14 years 7 months ago
2006
ACM
In this paper, we give a simple scheme for identifying approximate frequent items over a sliding window of size n. Our scheme is deterministic and does not make any assumption on ...
ADC
2010
Springer
13 years 2 months ago
2010
Springer
Aggregation against distinct objects has been involved in many real applications with the presence of duplicates, including real-time monitoring moving objects. In this paper, we ...