
seq2ngrams(seq, n, u, d = 0)
integer
vector or matrix describing sequence(s).integer
size of n-gram.integer
, numeric
or character
vector).integer
vector of distances between elements of n-gram (0 means
consecutive elements). See Details.character
matrix of n-grams, where every row corresponds to a
different sequence.d
vector is discussed in Details of
count_ngrams
.#trigrams from multiple sequences
seqs <- matrix(sample(1L:4, 600, replace = TRUE), ncol = 50)
seq2ngrams(seqs, 3, 1L:4)
Run the code above in your browser using DataLab