239 search results - page 27 / 48 » Maintaining Data Freshness in Distributed Real-Time Database... |
GIS
2003
ACM
14 years 8 months ago
2003
ACM
Moving object databases store and process data for objects that change location frequently. Materialized views maintained over time must be updated to reflect changes due to the m...
KDD
2010
ACM
13 years 11 months ago
2010
ACM
The detection of repeated subsequences, time series motifs, is a problem which has been shown to have great utility for several higher-level data mining algorithms, including clas...
SIGMOD
2003
ACM
14 years 7 months ago
2003
ACM
Webcams, microphones, pressure gauges and other sensors provide exciting new opportunities for querying and monitoring the physical world. In this paper we focus on querying wide ...
SIGMOD
2003
ACM
14 years 7 months ago
2003
ACM
The querying and analysis of data streams has been a topic of much recent interest, motivated by applications from the fields of networking, web usage analysis, sensor instrumenta...
BTW
2007
Springer
14 years 1 months ago
2007
Springer
: The emerging trend towards seamless monitoring of all business processes via comprehensive sensor networks – in particular RFID readers – creates new data management challeng...