Homework 4-15-2013

有A, B, C 三個網頁，A引用了B, C，B引用了C，C也引用了 A
計算A,B,C 三個網頁的PageRank，三者PageRank排序為何?


Ans:
A = (C/1)*0.85+0.15 = 0.85C+0.15
B = (A/2)*0.85+0.15 = 0.425A+0.15
C = (A/2+B/1)*0.85+0.15 = 0.425A+0.85B+0.15
解聯立:
A = 1.16
B = 0.64
C = 1.19

得:C > A > B