Sciweavers

1761 search results - page 80 / 353
» Data Sharing and Querying for Peer-to-Peer Data Management S...
Sort
View
EDBTW
2006
Springer
14 years 2 months ago
Window Specification over Data Streams
Several query languages have been proposed for managing data streams in modern monitoring applications. Continuous queries expressed in these languages usually employ windowing con...
Kostas Patroumpas, Timos K. Sellis
SSDBM
2008
IEEE
113views Database» more  SSDBM 2008»
14 years 4 months ago
Query Selectivity Estimation for Uncertain Data
Applications requiring the handling of uncertain data have led to the development of database management systems extending the scope of relational databases to include uncertain (p...
Sarvjeet Singh, Chris Mayfield, Rahul Shah, Sunil ...
ICDE
2008
IEEE
124views Database» more  ICDE 2008»
14 years 11 months ago
Randomized Synopses for Query Assurance on Data Streams
The overwhelming flow of information in many data stream applications forces many companies to outsource to a third-party the deployment of a Data Stream Management System (DSMS) f...
Ke Yi, Feifei Li, Marios Hadjieleftheriou, George ...
STDBM
2004
Springer
143views Database» more  STDBM 2004»
14 years 3 months ago
Indexing Query Regions for Streaming Geospatial Data
This paper introduces the Dynamic Cascade Tree (DCT), a structure designed to index query regions on multi-dimensional data streams. The DCT is designed for a stream management sy...
Quinn Hart, Michael Gertz
WWW
2006
ACM
14 years 11 months ago
Oyster: sharing and re-using ontologies in a peer-to-peer community
Abstract. This paper presents Oyster, a Peer-to-Peer system for exchanging ontology metadata among communities in the Semantic Web. We describe how Oyster assists researchers in re...
Asunción Gómez-Pérez, Peter H...