329 search results - page 56 / 66 » On Futuristic Query Processing in Data Streams |
DMSN
2009
ACM
14 years 2 months ago
2009
ACM
Generating a good execution plan for a declarative query has long been a central problem in data management research. With the rise in interest in wireless sensor networks (WSNs) ...
SIGMOD
2010
ACM
14 years 9 days ago
2010
ACM
In this paper, we propose an online aggregation system called COSMOS (Continuous Sampling for Multiple queries in an Online aggregation System), to process multiple aggregate quer...
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...
SSDBM
2006
IEEE
14 years 1 months ago
2006
IEEE
Many applicationsstore data items for a pre-determined, finite length of time. Examples include slidingwindows over on-line data streams, where old data are dropped as the window...
Publication
This paper presents a framework for building and continuously maintaining spatio-temporal histograms (ST-Histograms, for short). ST-Histograms are used for selectivity estimation o...