nlp - How is count and max ref count counted here?

Question

I want to know how count and max ref count of "ensures that" in bigram and "of" in unigram is counted?

reference and candidate sentence

unigram clip count

bigram clip count

question from:https://stackoverflow.com/questions/65893633/how-is-count-and-max-ref-count-counted-here

Answer 1

Waitting for answers