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Modelos de sobrevivência com base nas distribuições geométrica e exponencial
(Universidade Federal de São Carlos, 2013-02-01)
In this dissertation we propose four models to model lifetime data. The fist family of distribution is called Exponentiated Complementary Exponential Geometric distribution (ECEG) and it is obtained by exponentiation of ...
Modelo de regressão de valor extremo para dados agrupados
(Universidade Federal de São Carlos, 2013-03-11)
One of the distributions used to model extremal events is the type I extremevalue distribution (Gumbel distribution). The usual extreme-value regression model requires independent observations. In this work, using generalized ...
Verificação da performance de modelos APARCH assimétricos aplicados a dados financeiros
(Universidade Federal de São Carlos, 2013-04-01)
The volatility of financial assets changes over time, indicating the specification of regime change in volatility models. Furthermore, the presence of asymmetry in the returns of the financial market has been recognized ...
Modelagem de fraude em cartão de crédito
(Universidade Federal de São Carlos, 2008-09-02)
The transactions volume increase brought the fraud increase, which result in a annual loss of billions of reais to all .nancial institutions in the world. Therefore, it.s very important the development of detection methods ...
Planejamento de experimentos bayesianos: aplicações em experimentos na presença de tendências lineares
(Universidade Federal de São Carlos, 2007-01-11)
We present a general introduction in the construction of experimental design, spe-
cially a general factorial design and factorial design 2k and some Bayesian criteria in
the construction of experimental design. In ...