144 search results - page 26 / 29 » Improved Approximation Guarantees for Sublinear-Time Fourier... |
SENSYS
2004
ACM
14 years 24 days ago
2004
ACM
Wireless sensor networks offer the potential to span and monitor large geographical areas inexpensively. Sensors, however, have significant power constraint (battery life), makin...
GIS
2005
ACM
14 years 8 months ago
2005
ACM
An interesting issue in moving objects databases is to find similar trajectories of moving objects. Previous work on this topic focuses on movement patterns (trajectories with tim...
WAIM
2007
Springer
14 years 1 months ago
2007
Springer
The constructions of Haar wavelet synopses for large data sets have proven to be useful tools for data approximation. Recently, research on constructing wavelet synopses with a gua...
GLOBECOM
2010
IEEE
13 years 5 months ago
2010
IEEE
The recently emerging WiMAX (IEEE 802.16) is a promising telecommunication technology to provide low-cost, high-speed and long-range wireless communications. To meet the growing de...
ATAL
2008
Springer
13 years 9 months ago
2008
Springer
The exploration problem is a central issue in mobile robotics. A complete terrain coverage is not practical if the environment is large with only a few small hotspots. This paper ...