1557 search results - page 124 / 312 » On measuring areas of polygons |
181
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APIN
1998
15 years 6 months ago
1998
Object localization has applications in many areas of engineering and science. The goal is to spatially locate an arbitrarily-shaped object. In many applications, it is desirable ...
188
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KDD
2009
ACM
16 years 1 months ago
2009
ACM
The pervasiveness of mobile devices and location based services is leading to an increasing volume of mobility data. This side effect provides the opportunity for innovative meth...
222
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TMC
2010
15 years 4 months ago
2010
We explore the use of clock skew of a wireless local area network access point (AP) as its fingerprint to detect unauthorized APs quickly and accurately. The main goal behind usi...
269
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GIS
2004
ACM
16 years 7 months ago
2004
ACM
The R*-tree is a state-of-the-art spatial index structure. It has already found its way into commercial systems. The most important improvement of the R*-tree over the original R-...
182
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MOBISYS
2007
ACM
16 years 6 months ago
2007
ACM
Mobile devices are increasingly equipped with multiple network interfaces: Wireless Local Area Network (WLAN) interfaces for local connectivity and Wireless Wide Area Network (WWA...