Wenxuan Zhang

A question about computing term frequency in Lexrank

1

Hi, i read the code of computing term frequency in [LexRank](https://github.com/miso-belica/sumy/blob/dev/sumy/summarizers/lex_rank.py#L68) `metrics[term] = tf / max_tf`. I don't understand why do u divide the maximum count of word in that...

The calculation of TF-IDF scores in Chap 3 is unclear

2

Hi, I came across this book recently and really love it. However, I found that the calculation of the TF-IDF scores in Chapter 3 is kind of confusing. More specifically,...