Hyperlink Ranking

Hyperlink ranking focuses the relevance of webpages by the quantity and quality of hyperlinks that point to them. * Pages hyperlinked by many pages have higher rank * Pages hyperlinked by higher ranked pages have higher rank * This is formalised by a random walk model * This definition is circular, but can be solved with linear equations

Other approaches include keywords in anchor text, and click-through rate of hyperlink when provided to users.