One-hot encode a text into a list of word indexes in a vocabulary of size n.

One-hot encode a text into a list of word indexes in a vocabulary of size n.

text_one_hot(text, n, filters = "!\"#$%&()*+,-./:;<=>?@[\\]^_`{|}~\t\n",
  lower = TRUE, split = " ")

Arguments

text

Input text (string).

n

Size of vocabulary (integer)

filters

Sequence of characters to filter out such as punctuation. Default includes basic punctuation, tabs, and newlines.

lower

Whether to convert the input to lowercase.

split

Sentence split marker (string).

Value

List of integers in [1, n]. Each integer encodes a word (unicity non-guaranteed).

See also

Other text preprocessing: make_sampling_table, pad_sequences, skipgrams, text_hashing_trick, text_to_word_sequence