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GECCO
2009
Springer
121views Optimization» more  GECCO 2009»
14 years 3 months ago
Using memetic algorithms to improve portfolio performance in static and dynamic trading scenarios
The Portfolio Optimization problem consists of the selection of a group of assets to a long-term fund in order to minimize the risk and maximize the return of the investment. This...
Claus de Castro Aranha, Hitoshi Iba
EDBT
2009
ACM
131views Database» more  EDBT 2009»
14 years 2 months ago
Sample synopses for approximate answering of group-by queries
With the amount of data in current data warehouse databases growing steadily, random sampling is continuously gaining in importance. In particular, interactive analyses of large d...
Philipp Rösch, Wolfgang Lehner
EDBT
2009
ACM
149views Database» more  EDBT 2009»
13 years 8 months ago
Towards integrated and efficient scientific sensor data processing: a database approach
In this work, we focus on managing scientific environmental data, which are measurement readings collected from wireless sensors. In environmental science applications, raw sensor...
Ji Wu, Yongluan Zhou, Karl Aberer, Kian-Lee Tan
DFT
2009
IEEE
175views VLSI» more  DFT 2009»
14 years 5 months ago
Using RRNS Codes for Cluster Faults Tolerance in Hybrid Memories
Hybrid CMOS/non-CMOS memories, in short hybrid memories, have been lauded as future ultra-capacity data memories. Nonetheless, such memories are going to suffer from high degree o...
Nor Zaidi Haron, Said Hamdioui
INFOCOM
2009
IEEE
14 years 5 months ago
Virtual Network Embedding with Coordinated Node and Link Mapping
—Recently network virtualization has been proposed as a promising way to overcome the current ossification of the Internet by allowing multiple heterogeneous virtual networks (V...
N. M. Mosharaf Kabir Chowdhury, Muntasir Raihan Ra...