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» Fast Evaluation Techniques for Complex Similarity Queries
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GIS
2010
ACM
13 years 6 months ago
Spatial data infrastructures as complex adaptive systems
Many researchers throughout the world have been struggling to better understand and describe Spatial Data Infrastructures (SDIs). Our knowledge of the real forces and mechanisms b...
L. Grus, Joep Crompvoets, A. K. Bregt
ICDE
2007
IEEE
106views Database» more  ICDE 2007»
14 years 2 months ago
Mining Trajectory Databases via a Suite of Distance Operators
With the rapid progress of mobile devices and positioning technologies, Trajectory Databases (TD) have been in the core of database research during the last decade. Analysis and k...
Nikos Pelekis, Ioannis Kopanakis, Irene Ntoutsi, G...
SIGGRAPH
2010
ACM
14 years 18 days ago
Line space gathering for single scattering in large scenes
We present an efficient technique to render single scattering in large scenes with reflective and refractive objects and homogeneous participating media. Efficiency is obtained...
Xin Sun, Kun Zhou, Stephen Lin, Baining Guo
IJIS
2002
112views more  IJIS 2002»
13 years 7 months ago
Extended possibilistic truth values
In search of semantic richer and more flexible database modelling and database querying techniques, different approaches based on fuzzy set theory have been developed. Among the m...
Guy De Tré
EDBT
2002
ACM
246views Database» more  EDBT 2002»
14 years 8 months ago
Impact and Potential of User Profiles Used for Distributed Query Processing Based on Literature Services
Applying meta search systems is a suitable method to support the user if there are many different services. Due to information splitting strategies of literature services existing ...
Bethina Schmitt