harrelfe / rms

Regression Modeling Strategies
https://hbiostat.org/R/rms
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update poma.R #110

Closed yhpua closed 1 year ago

yhpua commented 2 years ago

Dear Sir,

The updated poma.R performs the following:

' convert blrm objects to (Frequentist) orm objects (issue warning that poma is not yet implemented for cppo models)

' provides option to generate transformed 1-ECDF curves for model predictors (specified by the predvar argument) (This helps user decide if Bayesian cppo should be used)

' poma compares logit ECDF and inverse normal ECDF to show that ordinal regression is often a better option than linear regression (even when the PO assumptions are not fully met)

Thank you for your kind consideration.