154 search results - page 5 / 31 » A Probabilistic Approach to WLAN User Location Estimation |
GIS
2010
ACM
13 years 7 months ago
2010
ACM
In this paper, we aim to estimate the similarity between users according to their GPS trajectories. Our approach first models a user’s GPS trajectories with a semantic location ...
ALGOSENSORS
2008
Springer
13 years 10 months ago
2008
Springer
In this paper, we re-examine the RSSI measurement model for location estimation and provide the first detailed formulation of the probability distribution of the position of a sens...
PERCOM
2010
ACM
14 years 13 days ago
2010
ACM
—Mobile phones are becoming commonplace for consuming Internet content and services. However, availability, affordability, and quality of the supposedly ubiquitous cellular netwo...
CVPR
1999
IEEE
14 years 10 months ago
1999
IEEE
In this work, we use points, lines, and the linear extremal contours of cylinders to estimate the position and orientation of the camera in the world coordinate system. Other line...
SOCIALCOM
2010
13 years 6 months ago
2010
In this work we address the problem of modeling varying time duration sequences for large-scale human routine discovery from cellphone sensor data using a multi-level approach to p...