LexRank algorithm explained: a step-by-step tutorial with examples

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LexRank is a stochastic graph-based method for computing relative importance of textual units for Natural Language Processing. I used LexRank to summarize and extract the most relevant information from hundreds of articles, e.g. analysis on how to lose weight and how to succeed on a Medium as a writer. LexRank proved to work effectively — in my humble opinion.