Filter NA Columns
h2o.filterNACols(data, frac = 0.2)Returns a numeric vector of indexes that pertain to non-NA columns
if (FALSE) { # \dontrun{
library(h2o)
h2o.init()
frame <- h2o.createFrame(rows = 6, cols = 2,
categorical_fraction = 0.0,
missing_fraction = 0.7,
seed = 123)
h2o.filterNACols(frame, frac = 0.5)
h2o.filterNACols(frame, frac = 0.6)
} # }