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136
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TCOM
2010
110views more  TCOM 2010»
15 years 1 months ago
Joint data QR-detection and Kalman estimation for OFDM time-varying Rayleigh channel complex gains
—This paper deals with the case of a high speed mobile receiver operating in an orthogonal-frequency-divisionmultiplexing (OFDM) communication system. Assuming the knowledge of d...
Hussein Hijazi, Laurent Ros
159
Voted
AUTOMATICA
2011
14 years 10 months ago
A frequentist approach to mapping under uncertainty
An asynchronous stochastic approximation based (Frequentist) approach is proposed for mapping using noisy mobile sensors under two different scenarios: 1) perfectly known sensor ...
Suman Chakravorty, R. Saha
136
Voted
ICDE
2011
IEEE
271views Database» more  ICDE 2011»
14 years 7 months ago
Authentication of moving kNN queries
— A moving kNN query continuously reports the k nearest neighbors of a moving query point. In addition to the query result, a service provider that evaluates moving queries often...
Man Lung Yiu, Eric Lo, Duncan Yung
97
Voted
GI
2004
Springer
15 years 9 months ago
Serverseitige Auswertung von Indexen semantischer, clientseitiger Caches in mobilen Informationssystemen
Abstract: Die Probleme drahtloser Datenübertragung motivieren das Cachen von Daten auf Mobilgeräten. Diese unterliegen aber starken Hardwarerestriktionen. Die Komplexität der Al...
Hagen Höpfner
239
Voted
MOBISYS
2011
ACM
14 years 6 months ago
Indoor location sensing using geo-magnetism
We present an indoor positioning system that measures location using disturbances of the Earth's magnetic field caused by structural steel elements in a building. The presenc...
Jaewoo Chung, Matt Donahoe, Chris Schmandt, Ig-Jae...