23 search results - page 3 / 5 » Three Approximation Algorithms for Energy-Efficient Query Di... |
CCR
2006
13 years 5 months ago
2006
Abstract-- The need for efficient computation of approximate global state lies at the heart of a wide range of problems in distributed systems. Examples include routing in the Inte...
GIS
2010
ACM
13 years 3 months ago
2010
ACM
Many Web sites support keyword search on their spatial data, such as business listings and photos. In these systems, inconsistencies and errors can exist in both queries and the d...
SSDBM
2005
IEEE
13 years 10 months ago
2005
IEEE
This paper introduces a framework for Phenomena Detection and Tracking (PDT, for short) in sensor network databases. Examples of detectable phenomena include the propagation over ...
ICDE
2003
IEEE
14 years 6 months ago
2003
IEEE
We are interested in capturing time series generated by small wireless electronic sensors. Battery-operated sensors must avoid heavy use of their wireless radio which is a key cau...
ICDE
2008
IEEE
14 years 6 months ago
2008
IEEE
Scientific and intelligence applications have special data handling needs. In these settings, data does not fit the standard model of short coded records that had dominated the dat...