266 search results - page 32 / 54 » Performance of Portfolios Optimized with Estimation Error |
105
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TWC
2010
14 years 4 months ago
2010
Multiple antenna systems are known to provide very large data rates, when the perfect channel state information (CSI) is available at the receiver. However, this requires the recei...
CHI
2008
ACM
15 years 10 months ago
2008
ACM
We present an empirical analysis of crossing-based dialog boxes. First, we study the spatial constraints required for efficient crossing-based interactions in the case of a simple...
149
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SIGMOD
2007
ACM
15 years 9 months ago
2007
ACM
Commercial enterprise data warehouses are typically implemented on parallel databases due to the inherent scalability and performance limitation of a serial architecture. Queries ...
82
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COLT
1995
Springer
15 years 1 months ago
1995
Springer
The Noise Sensitivity Signature (NSS), originally introduced by Grossman and Lapedes (1993), was proposed as an alternative to cross validation for selecting network complexity. I...
SIGMOD
2003
ACM
15 years 9 months ago
2003
ACM
Most relational query optimizers make use of information about the costs of accessing tuples and data structures on various storage devices. This information can at times be off b...