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TMI
2008
118views more  TMI 2008»
14 years 8 months ago
A Note on the Validity of Statistical Bootstrapping for Estimating the Uncertainty of Tensor Parameters in Diffusion Tensor Imag
Abstract--Diffusion tensors are estimated from magnetic resonance images (MRIs) that are diffusion-weighted, and those images inherently contain noise. Therefore, noise in the diff...
Ying Yuan, Hongtu Zhu, Joseph G. Ibrahim, Weili Li...
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JLP
2010
96views more  JLP 2010»
14 years 8 months ago
Implicit characterizations of FPTIME and NC revisited
Various simplified or improved, and partly corrected well-known implicit characterizations of the complexity classes FPTIME and NC are presented. Primarily, the interest is in si...
Karl-Heinz Niggl, Henning Wunderlich
ORL
2010
93views more  ORL 2010»
14 years 8 months ago
Internal vs. external risk measures: How capital requirements differ in practice
: We compare capital requirements derived by tail conditional expectation (TCE) with those derived by tail conditional median (TCM) and find that there is no clear-cut relationship...
Martin Eling, Luisa Tibiletti
CORR
2010
Springer
71views Education» more  CORR 2010»
14 years 7 months ago
On Various Negative Translations
Abstract. Several proof translations of classical mathematics into intuitionistic mathematics have been proposed in the literature over the past century. These are normally referre...
Gilda Ferreira, Paulo Oliva
IGARSS
2010
14 years 7 months ago
Roll invariant target detection based on PolSAR clutter models
Based on the Kennaugh-Huynen decomposition, the Target Scattering Vector Model (TSVM) allows to extract four rollinvariant parameters. Those parameters are necessary for an unambi...
Lionel Bombrun, Gabriel Vasile, Michel Gay, Jean P...