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stat.ME2019
Analysis of overfitting in the regularized Cox model
M Sheikh, A. C. C. Coolen
The Cox proportional hazards model is ubiquitous in the analysis of time-to-event data. However, when the data dimension p is comparable to the sample size , maximum likelihood…
stat.ME2017
Accurate Bayesian Data Classification without Hyperparameter Cross-validation
M Sheikh, A C C Coolen
We extend the standard Bayesian multivariate Gaussian generative data classifier by considering a generalization of the conjugate, normal-Wishart prior distribution and by deriving…