239 search results - page 25 / 48 » Maintaining Data Freshness in Distributed Real-Time Database... |
IDEAS
2008
IEEE
14 years 2 months ago
2008
IEEE
This paper proposes WIDS, a wireless intrusion detection system, which applies data mining clustering technique to wireless network data captured through hardware sensors for purp...
GIS
2004
ACM
14 years 8 months ago
2004
ACM
Sensor networks are unattended deeply distributed systems whose schema can be conceptualized using the relational model. Aggregation queries on the data sampled at each ode are th...
ICDCS
2006
IEEE
14 years 1 months ago
2006
IEEE
This paper is concerned with reducing communication costs when executing distributed user tasks in a sensor network. We take a service-oriented abstraction of sensor networks, whe...
IPPS
2006
IEEE
14 years 1 months ago
2006
IEEE
Sampling is a widely used technique to increase efficiency in database and data mining applications operating on large dataset. In this paper we present a scalable sampling imple...
TOIS
2002
13 years 7 months ago
2002
Many applications depend on efficient management of large sets of distinct strings in memory. For example, during index construction for text databases a record is held for each d...