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134
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DOLAP
2007
ACM
15 years 10 months ago
2007
ACM
In this paper, we deal with the problem of determining the best possible physical implementation of an ETL workflow, given its logical-level description and an appropriate cost mo...
163
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MP
2007
15 years 5 months ago
2007
The Multidimensional Assignment Problem (MAP) is a higher-dimensional version of the Linear Assignment Problem that arises in the areas of data association, target tracking, resou...
214
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GPC
2007
Springer
16 years 13 days ago
2007
Springer
Heterogeneous wireless sensor network (heterogeneous WSN) consists of sensor nodes with different ability, such as different computing power and sensing range. Compared with homoge...
156
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BNCOD
2003
15 years 7 months ago
2003
Evaluating a query can involve manipulation of large volumes of temporary data. When the volume of data becomes too great, activities such as joins and sorting must use disk, and ...
178
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ISCAPDCS
2004
15 years 7 months ago
2004
Location based services in mobile environments have been recognized as a challenging problem that calls for new service models and dynamic strategies. The problem becomes even har...