Saleh, A.; Kibria, B. - In: Computational Statistics 28 (2013) 6, pp. 2519-2558
The estimation of the regression parameters for the ill-conditioned logistic regression model is considered in this paper. We proposed five ridge regression (RR) estimators, namely, unrestricted RR, restricted ridge regression, preliminary test RR, shrinkage ridge regression and positive rule RR...