221 search results - page 28 / 45 » Relation Algebras and their Application in Temporal and Spat... |
GIS
2004
ACM
14 years 8 months ago
2004
ACM
Modern database applications including computer-aided design, multimedia information systems, medical imaging, molecular biology, or geographical information systems impose new re...
CVPR
2007
IEEE
14 years 9 months ago
2007
IEEE
In this paper, we introduce the Skellam distribution as a sensor noise model for CCD or CMOS cameras. This is derived from the Poisson distribution of photons that determine the s...
IBPRIA
2007
Springer
14 years 1 months ago
2007
Springer
We present a new method for the synchronization of a pair of video sequences and the spatial registration of all the temporally corresponding frames. This is a mandatory step to pe...
MOBIDE
2006
ACM
14 years 1 months ago
2006
ACM
Composition of temporal and spatial properties of real world objects in a unified data framework results into Moving Object Databases (MOD). MODs are able to process, manage and a...
GIS
2004
ACM
14 years 8 months ago
2004
ACM
Sensor networks are unattended deeply distributed systems whose schema can be conceptualized using the relational model. Aggregation queries on the data sampled at each ode are th...