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SIGMOD
2010
ACM
323views Database» more  SIGMOD 2010»
14 years 1 months ago
Boosting spatial pruning: on optimal pruning of MBRs
Fast query processing of complex objects, e.g. spatial or uncertain objects, depends on efficient spatial pruning of the objects’ approximations, which are typically minimum bou...
Tobias Emrich, Hans-Peter Kriegel, Peer Kröge...
GIS
2009
ACM
14 years 1 months ago
Conceptualization of place via spatial clustering and co-occurrence analysis
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 ...
Dong-Po Deng, Tyng-Ruey Chuang, Rob Lemmens
GIS
2008
ACM
13 years 9 months ago
Heuristic algorithms for route-search queries over geographical data
In a geographical route search, given search terms, the goal is to find an effective route that (1) starts at a given location, (2) ends at a given location, and (3) travels via...
Yaron Kanza, Eliyahu Safra, Yehoshua Sagiv, Yerach...
ICALP
2009
Springer
14 years 9 months ago
Correlation Clustering Revisited: The "True" Cost of Error Minimization Problems
Correlation Clustering was defined by Bansal, Blum, and Chawla as the problem of clustering a set of elements based on a possibly inconsistent binary similarity function between e...
Nir Ailon, Edo Liberty
DEM
2001
Springer
247views GIS» more  DEM 2001»
14 years 1 months ago
Procedural Geometry for Real-Time Terrain Visualisation in Blueberry3D
A common concern of the real−time terrain visualisation of today is the lack of geometric detail, when the terrain model is studied close enough. This is primary not a problem of...
Mattias Widmark