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FS
2010
163views more  FS 2010»
15 years 1 months ago
On optimal portfolio diversification with respect to extreme risks
Extreme losses of portfolios with heavy-tailed components are studied in the framework of multivariate regular variation. Asymptotic distributions of extreme portfolio losses are ...
Georg Mainik, Ludger Rüschendorf
TCOM
2010
85views more  TCOM 2010»
14 years 10 months ago
Achieving the rate-distortion bound with low-density generator matrix codes
It is shown that binary low-density generator matrix codes can achieve the rate-distortion bound of discrete memoryless sources with general distortion measure via multilevel quant...
Zhibin Sun, Mingkai Shao, Jun Chen, Kon Max Wong, ...
IPL
2006
84views more  IPL 2006»
15 years 4 months ago
Test suite oscillations
This paper proposes a set of new software test-diversity measures based on control oscillations of test suites. Oscillation Diversity uses conversion, inversion, and phase transfo...
Borislav Nikolik
SIGIR
2002
ACM
15 years 3 months ago
Novelty and redundancy detection in adaptive filtering
This paper addresses the problem of extending an adaptive information filtering system to make decisions about the novelty and redundancy of relevant documents. It argues that rel...
Yi Zhang 0001, James P. Callan, Thomas P. Minka
IJON
2008
133views more  IJON 2008»
15 years 2 months ago
A multi-objective approach to RBF network learning
The problem of inductive supervised learning is discussed in this paper within the context of multi-objective (MOBJ) optimization. The smoothness-based apparent (effective) comple...
Illya Kokshenev, Antônio de Pádua Bra...