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GIS
2004
ACM
16 years 7 months ago
Capturing complex multidimensional data in location-based data warehouses
Motivated by the increasing need to handle complex multidimensional data in location-based data warehouses, this paper proposes a powerful data model that is able to capture the c...
Igor Timko, Torben Bach Pedersen
GIS
2006
ACM
16 years 7 months ago
On-line maintenance of simplified weighted graphs for efficient distance queries
We give two efficient on-line algorithms to simplify weighted graphs by eliminating degree-two vertices. Our algorithms are on-line -- they react to updates on the data, keeping t...
Floris Geerts, Peter Z. Revesz, Jan Van den Bussch...
GIS
2006
ACM
16 years 7 months ago
Computing longest duration flocks in trajectory data
Moving point object data can be analyzed through the discovery of patterns. We consider the computational efficiency of computing two of the most basic spatio-temporal patterns in...
Joachim Gudmundsson, Marc J. van Kreveld
DAC
2009
ACM
16 years 7 months ago
Nanoscale digital computation through percolation
In this study, we apply a novel synthesis technique for implementing robust digital computation in nanoscale lattices with random interconnects: percolation theory on random graph...
Mustafa Altun, Marc D. Riedel, Claudia Neuhauser
DAC
2009
ACM
16 years 7 months ago
Thermal-aware data flow analysis
This paper suggests that the thermal state of a processor can be approximated using data flow analysis. The results of this analysis can be used to evaluate the efficacy of therma...
David Atienza, José Luis Ayala, Philip Bris...