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OR
2007
Springer
14 years 4 months ago
2007
Springer
Abstract. The most relevant practical impediment to an application of the Markowitz portfolio selection approach is the problem of estimating return moments, in particular return e...
ADVIS
2006
Springer
14 years 3 months ago
2006
Springer
A hitherto unquestioned assumption made by all methods for integrity checking has been that the database satisfies its constraints before each update. This consistency assumption ...
EUROPAR
2005
Springer
14 years 3 months ago
2005
Springer
Abstract. Despite significant progress in the development of Grid infrastructure, the provisioning of a customized and controllable remote execution environment remains an open iss...
FROCOS
2005
Springer
14 years 3 months ago
2005
Springer
We define a general notion of a fragment within higher order type theory; a procedure for constraint satisfiability in combined fragments is outlined, following Nelson-Oppen sche...
ITRUST
2004
Springer
14 years 3 months ago
2004
Springer
Abstract. Past evidence has shown that generic approaches to recommender systems based upon collaborative filtering tend to poorly scale. Moreover, their fitness for scenarios su...