antsrimpute — antsrimpute • ANTsR

Impute NA's on data frame.

antsrimpute(mydat, FUN = mean, ...)

Arguments

mydat: Data frame to be imputed.
FUN: Method to be used for imputation (defaults to mean).
...: Additional parameters to pass to FUN.

Value

Returns mydat with NA's replaced by imputed numbers.

Details

Imputes NA's on data frame (column-wise), using a user-specified function (mean is default). also works on a vector.

Author

Kandel BM, Avants BB

Examples


mydat <- data.frame(A = c(1, 2, 4, 5), B = c(1, NA, 4, 5))
mean.impute <- antsrimpute(mydat)
mean.impute <- antsrimpute(mydat$B)
median.impute <- antsrimpute(mydat, median)