survi {jlctree}

Defines the initialization function for a new splitting method of rpart.

Description

Defines the initialization function for a new splitting method of rpart. Not to be called directly by the user.

Usage

survi(y, offset, parms, wt)

Arguments

y

the response value as found in the formula that is passed in by rpart. Note that rpart will normally have removed any observations with a missing response.

offset

the offset term, if any, found on the right hand side of the formula that is passed in by rpart.

parms

the vector or list (if any) supplied by the user as a parms argument to the call.

wt

the weight vector from the call, if any.

Value

See reference.

References

https://cran.r-project.org/package=rpart/vignettes/usercode.pdf

See Also

survs,surve