Return the cumulative max over a column or across a row
h2o.cummax(x, axis = 0)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.cummax(frame, 1)
} # }