2674 search results - page 470 / 535 » Data Models and Query Languages for Spatial Databases |
WWW
2004
ACM
14 years 8 months ago
2004
ACM
Maximizing only the relevance between queries and documents will not satisfy users if they want the top search results to present a wide coverage of topics by a few representative...
DEXA
2010
Springer
13 years 8 months ago
2010
Springer
Significant research efforts have recently been dedicated to modeling and querying uncertain data. In this paper, we focus on skyline analysis of uncertain data, modeled as uncert...
GIS
2010
ACM
13 years 6 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 ...
ISVC
2010
Springer
13 years 5 months ago
2010
Springer
This paper reports an experimental analysis of footsteps as a biometric. The focus here is on information extracted from the time domain of signals collected from an array of piezo...
GIS
2005
ACM
14 years 8 months ago
2005
ACM
Several application contexts require the ability to use together and compare different geographic datasets (maps) concerning the same or overlapping areas. This is for example the...