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GIS
2007
ACM
15 years 10 months ago
2007
ACM
Many Geographic Information System (GIS) applications must handle large geospatial datasets stored in raster representation. Spatial joins over raster data are important queries i...
ISCAS
2008
IEEE
15 years 4 months ago
2008
IEEE
Abstract— Especially for tasks like automatic meeting transcription, it would be useful to automatically recognize speech also while multiple speakers are talking simultaneously....
FOCI
2007
IEEE
15 years 4 months ago
2007
IEEE
— We evaluate the average waiting time between observing the price of financial markets and the next price change, especially in an on-line foreign exchange trading service for ...
CSR
2007
Springer
15 years 3 months ago
2007
Springer
We revisit a well studied linear algebraic problem, computing the rank and determinant of matrices, in order to obtain completeness results for small complexity classes. In partic...
MDM
2007
Springer
15 years 3 months ago
2007
Springer
Abstract—In this paper we present MicroPulse, a novel framework for adapting the waking window of a sensing device S based on the data workload incurred by a query Q. Assuming a ...