I.e. the elements of each column sum up to 1, so the matrix is a stochastic matrix (intuition more details see the computation loge below). Thus this is a variant of the eigenvector centrality measure used commonly in network analysis. It is named after both the term "web Passage" and https://backlinks-de-qualit24455.bimmwiki.com/10720535/le_meilleur_côté_de_pagerank