Cumulative hapax introduction ratio

Hapax introduction ratio tracks the use of unique words as a text grows.

Usage

get_hir(x)

Arguments

x

A vector, such as a column of character strings

Value

A vector of ratios

See also

Other vectorized functions: get_cumulative_vocabulary(), get_frequency(), get_htr(), get_idf_by(), get_match(), get_sentiment(), get_tf_by(), get_tfidf_by(), get_ttr(), is_hapax(), is_new()

Examples

c("cat", "dog", "dog", "bat", "dog") |>
  get_hir()
#> [1] 1.0000000 0.5000000 0.3333333 0.5000000 0.4000000