Categorises a numeric vector into automatic or manually defined categories. and polishes the labels ready for used in mapping with merge_with_geodata function and ggplot2.

cut_to_classes(
  x,
  n = 5,
  style = "equal",
  manual = FALSE,
  manual_breaks = NULL,
  decimals = 0,
  nodata_label = "No data"
)

Arguments

x

A numeric vector, eg. values variable in data returned by get_eurostat

n

A numeric. number of classes/categories

style

Chosen style: one of "fixed", "sd", "equal", "pretty", "quantile", "kmeans", "hclust", "bclust", "fisher", or "jenks"

manual

Logical. If manual breaks are being used

manual_breaks

Numeric vector with manual threshold values

decimals

Number of decimals to include with labels

nodata_label

String. Text label for NA category.

Value

a factor.

Author

Markus Kainu <markuskainu@gmail.com>

Examples

if (FALSE) { #lp <- get_eurostat("nama_aux_lp") lp <- get_eurostat("nama_10_lp_ulc") lp$class <- cut_to_classes(lp$values, n=5, style="equal", decimals=1) }