981 search results - page 79 / 197 » Negation in Spatial Reasoning |
GIS
2005
ACM
14 years 11 months ago
2005
ACM
Information about dynamic spatial fields, such as temperature, windspeed, or the concentration of gas pollutant in the air, is important for many environmental applications. At th...
GIS
2008
ACM
14 years 11 months ago
2008
ACM
This paper proposes a novel framework for mining regional colocation patterns with respect to sets of continuous variables in spatial datasets. The goal is to identify regions in ...
GIS
2004
ACM
14 years 11 months ago
2004
ACM
The R*-tree is a state-of-the-art spatial index structure. It has already found its way into commercial systems. The most important improvement of the R*-tree over the original R-...
GIS
2009
ACM
14 years 2 months ago
2009
ACM
More and more users are contributing and sharing more and more contents on the Web via the use of content hosting sites and social media services. These user–generated contents ...
GEOINFO
2004
13 years 11 months ago
2004
: Nowadays, the database characteristics, such as the huge volume of data, the complexity of the queries, and even the data availability, can demand minutes or hours to process a q...