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---(1)
B = (A/2)*0.85+0.15 = 0.425A+0.15---(2)
C = (A/2+B/1)*0.85+0.15 = 0.425A+0.85B+0.15---(3)
經由計算得知
A = 1.16
B = 0.64
C = 1.19
因此三者PageRank順序為: C > A > B