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» Combining Spatial and Terminological Reasoning
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GIS
2009
ACM
14 years 8 months ago
Map Matching and Uncertainty: an Algorithm and Real-World Experiments
A common problem in moving object databases (MOD) is the reconstruction of a trajectory from a trajectory sample (i.e., a finite sequence of time-space points). A typical solution...
Alejandro A. Vaisman, Bart Kuijpers, Bart Moelans,...
SIGMOD
2006
ACM
162views Database» more  SIGMOD 2006»
14 years 7 months ago
Efficient query processing in geographic web search engines
Geographic web search engines allow users to constrain and order search results in an intuitive manner by focusing a query on a particular geographic region. Geographic search tec...
Yen-Yu Chen, Torsten Suel, Alexander Markowetz
ICMCS
2005
IEEE
106views Multimedia» more  ICMCS 2005»
14 years 1 months ago
Retrieval of 3D objects using curvature correlograms
Along with images and videos, 3D models have raised a certain interest for a number of reasons, including advancements in 3D hardware and software technologies, their ever decreas...
Gianni Antini, Stefano Berretti, Alberto Del Bimbo...
GIS
2008
ACM
14 years 8 months ago
Indexing planar point quartets via geometric attributes
An index is devised to support position-independent search for images containing quartets of icons. Point quartets exist that do not unambiguously map to quadrilaterals, however, ...
Charles Ben Cranston, Hanan Samet
WISE
2007
Springer
14 years 1 months ago
A Semantic Approach and a Web Tool for Contextual Annotation of Photos Using Camera Phones
The increasing number of personal digital photos on the Web makes their management, retrieval and visualization a difficult task. To annotate these images using Semantic Web techno...
Windson Viana, José Bringel Filho, Jé...