01.06.2015 Views

Ranking National Football League teams using Google's PageRank.

Ranking National Football League teams using Google's PageRank.

Ranking National Football League teams using Google's PageRank.

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

<strong>Ranking</strong> <strong>National</strong> <strong>Football</strong> <strong>League</strong> <strong>teams</strong> <strong>using</strong> Google’s <strong>PageRank</strong>.<br />

Google’s ranking algorithm.<br />

Google’s ranking.<br />

◮ Think of the internet as a graph.<br />

◮ Webpages are nodes of the graph, n nodes.<br />

◮ Hyperlinks are directed edges.<br />

◮ Basic Idea: r(P ) =<br />

∑ r(Q)<br />

Q∈B P<br />

|Q|<br />

where r(P ) is the rank of a webpage P , B P is the set of<br />

webpages pointing to P , and |Q| is the outdegree of a<br />

webpage Q.

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!