AZtrees {mlr3resampling} | R Documentation |
Arizona Trees
Description
Classification data set with polygons (groups which should not be split in CV) and subsets (region3 or region4).
Usage
data("AZtrees")
Format
A data frame with 5956 observations on the following 25 variables.
region3
a character vector
region4
a character vector
polygon
a numeric vector
y
a character vector
ycoord
latitude
xcoord
longitude
SAMPLE_1
a numeric vector
SAMPLE_2
a numeric vector
SAMPLE_3
a numeric vector
SAMPLE_4
a numeric vector
SAMPLE_5
a numeric vector
SAMPLE_6
a numeric vector
SAMPLE_7
a numeric vector
SAMPLE_8
a numeric vector
SAMPLE_9
a numeric vector
SAMPLE_10
a numeric vector
SAMPLE_11
a numeric vector
SAMPLE_12
a numeric vector
SAMPLE_13
a numeric vector
SAMPLE_14
a numeric vector
SAMPLE_15
a numeric vector
SAMPLE_16
a numeric vector
SAMPLE_17
a numeric vector
SAMPLE_18
a numeric vector
SAMPLE_19
a numeric vector
SAMPLE_20
a numeric vector
SAMPLE_21
a numeric vector
Source
Paul Nelson Arellano, paul.arellano@nau.edu
Examples
data(AZtrees)
task.obj <- mlr3::TaskClassif$new("AZtrees3", AZtrees, target="y")
task.obj$col_roles$feature <- grep("SAMPLE", names(AZtrees), value=TRUE)
task.obj$col_roles$group <- "polygon"
task.obj$col_roles$subset <- "region3"
str(task.obj)
same_other_sizes_cv <- mlr3resampling::ResamplingSameOtherSizesCV$new()
same_other_sizes_cv$instantiate(task.obj)
same_other_sizes_cv$instance$iteration.dt
[Package mlr3resampling version 2024.7.7 Index]