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LOCA
2005
Springer
14 years 2 months ago
Improving the Accuracy of Ultrasound-Based Localisation Systems
Abstract. We present an improvement to ultrasound–based indoor location systems like Cricket [1]. By encoding and modulating the ultrasound pulses, we are able to achieve greater...
Hubert Piontek, Matthias Seyffer, Jörg Kaiser
LOCA
2005
Springer
14 years 2 months ago
Towards Smart Surroundings: Enabling Techniques and Technologies for Localization
Abstract. In this paper we identify the common techniques and technologies that are enabling location identification in a ubiquitous computing environment. We also address the imp...
Kavitha Muthukrishnan, Maria Eva Lijding, Paul J. ...
LOCA
2005
Springer
14 years 2 months ago
The xPOI Concept
Today, most mobile applications use geo-referenced points of interest (POIs) on location-based maps to call the user’s attention to interesting spots in the surroundings. The pre...
Jens Krösche, Susanne Boll
LOCA
2005
Springer
14 years 2 months ago
Issues and Requirements for Bayesian Approaches in Context Aware Systems
Research in advanced context-aware systems has clearly shown a need to capture the inherent uncertainty in the physical world, especially in human behavior. Modelling approaches th...
Michael Angermann, Patrick Robertson, Thomas Stran...
LOCA
2005
Springer
14 years 2 months ago
Towards LuxTrace: Using Solar Cells to Measure Distance Indoors
Abstract. Navigation for and tracking of humans within a building usually implies significant infrastructure investment and devices are usually too high in weight and volume to be...
Julian Randall, Oliver Amft, Gerhard Tröster