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cysun
Posts: 2935
Posted 19:48 Jul 21, 2009 |

1. Both Ankur and Guanhua got the correct results. Ankur's explanation for part (a) is a little problematic. Guanhua's support counts in part (b) are wrong (i.e. should be 3 and 2 instead of 2 and 3).

2.

3. HelloWorld's solution is correct.

4. Pallavi's revised solution is correct.

5. Gaurang's solution is correct.

6. Yuri's solution is correct.

7. Guanhua's solution is correct.

8. Ansuya's solution is correct.

9.

10.

11. alomo's solution is correct.

12. batcat's solution is correct. Note that there are two interpretations of how M_s is calculated - either one is fine.

13.

14.

15. nshatok's solution is correct. Using different distance/similarity measures like p0941 did is OK, too.

16. Guanhua's solution (3rd post from the top) is correct. Note that the last line of p0941's solution should be "= 0.85*0.49 / (0.85*0.49 + 0.2*0.51) = 0.8" instead of "= 0.85*0.49 / 0.85*0.49 + 0.2*0.51 = 0.8".

17. p0941's solution (3rd post from the top) is correct.

Last edited by cysun at 19:38 Sep 03, 2009.
yurimuradyan
Posts: 42
Posted 22:14 Jul 26, 2009 |

Dr. Sun,

The link for "correct solution" for exercise # 2 points to exercise # 3. Could you please clarify? Thanks.

HelloWorld
Posts: 88
Posted 23:54 Jul 26, 2009 |
yurimuradyan wrote:

Dr. Sun,

The link for "correct solution" for exercise # 2 points to exercise # 3. Could you please clarify? Thanks.

i think he misplaced that

abansal
Posts: 9
Posted 00:37 Jul 27, 2009 |

Dr. Sun

 

With my original understanding of question#3 where we were not considering all the subsets for GSP but only the valid consuctive paths. For the same reason i didn't considered thenavigation/transaction to itself (It made no sense of navigating within same page). 

But now with consideration of all subsets, it explains why we should take those missing subsets too. Hopefully i'll get some consideration for q#3 with my valid reasoning of missing those subsets.

 

cysun
Posts: 2935
Posted 07:56 Jul 27, 2009 |
HelloWorld wrote:
yurimuradyan wrote:

Dr. Sun,

The link for "correct solution" for exercise # 2 points to exercise # 3. Could you please clarify? Thanks.

i think he misplaced that

Fixed.