Link Analysis PageRank Eigenvector formulation The flow equations can be written r= Mr So the rank vector is an eigenvector of the stochastic web matrix In fact, its first or principal eigenvector, with corresponding eigenvalue 1Link Analysis 10 Eigenvector formulation ▪ The flow equations can be written r = Mr ▪ So the rank vector is an eigenvector of the stochastic web matrix ▪ In fact, its first or principal eigenvector, with corresponding eigenvalue 1 PageRank