Sciweavers

721 search results - page 35 / 145
» Nile: A Query Processing Engine for Data Streams
Sort
View
EDBT
2011
ACM
209views Database» more  EDBT 2011»
14 years 7 months ago
An optimal strategy for monitoring top-k queries in streaming windows
Continuous top-k queries, which report a certain number (k) of top preferred objects from data streams, are important for a broad class of real-time applications, ranging from fi...
Di Yang, Avani Shastri, Elke A. Rundensteiner, Mat...
ICDE
2008
IEEE
135views Database» more  ICDE 2008»
16 years 5 months ago
Online Filtering, Smoothing and Probabilistic Modeling of Streaming data
In this paper, we address the problem of extending a relational database system to facilitate efficient real-time application of dynamic probabilistic models to streaming data. he ...
Bhargav Kanagal, Amol Deshpande
DMSN
2007
ACM
15 years 8 months ago
Declarative temporal data models for sensor-driven query processing
Many sensor network applications monitor continuous phenomena by sampling, and fit time-varying models that capture the phenomena's behaviors. We introduce Pulse, a framework...
Yanif Ahmad, Ugur Çetintemel
ICDE
2012
IEEE
228views Database» more  ICDE 2012»
13 years 6 months ago
A General Method for Estimating Correlated Aggregates over a Data Stream
—On a stream of two dimensional data items (x, y) where x is an item identifier, and y is a numerical attribute, a correlated aggregate query requires us to first apply a selec...
Srikanta Tirthapura, David P. Woodruff
160
Voted
EDBT
2006
ACM
202views Database» more  EDBT 2006»
16 years 4 months ago
Bridging Physical and Virtual Worlds: Complex Event Processing for RFID Data Streams
Advances of sensor and RFID technology provide significant new power for humans to sense, understand and manage the world. RFID provides fast data collection with precise identific...
Fusheng Wang, Shaorong Liu, Peiya Liu, Yijian Bai