Advanced Data Mining and Applications: Third International by Zhi-Hua Zhou (auth.), Reda Alhajj, Hong Gao, Xue Li,

By Zhi-Hua Zhou (auth.), Reda Alhajj, Hong Gao, Xue Li, Jianzhong Li, Osmar R. Zaïane (eds.)

The 3rd foreign convention on complicated info Mining and functions (ADMA) geared up in Harbin, China endured the culture already confirmed via the 1st ADMA meetings in Wuhan in 2005 and Xi’an in 2006. One significant objective of ADMA is to create a decent id within the facts mining learn com- nity. This feat has been in part accomplished in a really couple of minutes regardless of the younger age of the convention, because of the rigorous overview method insisted upon, the phenomenal checklist of across the world well known keynote audio system and the superb software every year. The effect of a convention is measured via the citations the convention papers obtain. a few have used this degree to rank meetings. for instance, the self sustaining resource ranks ADMA (0.65) greater than PAKDD (0.64) and PKDD (0.62) as of June 2007, that are good confirmed meetings in info mining. whereas the rating itself is questionable as the detailed strategy isn't really disclosed, it really is however an encouraging indicator of popularity for a truly younger convention corresponding to ADMA.

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Additional info for Advanced Data Mining and Applications: Third International Conference, ADMA 2007 Harbin, China, August 6-8, 2007. Proceedings

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However, some dot products could be zero, which would discard the hyperlink information between the two pages. Thus, the dot products, originally in the range [0, 1] inclusive, are rescaled to [μ, 1], 0 < μ ≤ 1. 01 in our experiments. This allows the content similarity scores to influence the results while preserving the benefits obtained from the linkage structure. After these modifications, the SVD can be applied as before. The second approach is query-candidate scoring (QCS). This method measures content similarity directly between the query page and the candidate pages, thus eliminating the need to store content information for the reference-level pages.

1 . linknum(i → j) where mij = j (3) (ti0 , ∀i) It means the probability of returning to query q when the user finds the page i is not relevant to the query q. ti0 = 1−μ 1−ν pi (q) > 0; Otherwise. (5) Gathering the q,S1 ,S2 and S3 , we get the transition probability matrix T shown in (6) . ⎛ ⎞ 0 P (q) 0 0 ⎜ (1 − μ)U1 μ ∗ M11 μ ∗ M12 ⎟ 0 ⎟ T=⎜ (6) ⎝ (1 − ν)U2 ν ∗ M21 ν ∗ M22 ν ∗ M23 ⎠ (1 − ν)U3 ν ∗ M31 ν ∗ M32 ν ∗ M33 CLBCRA-Approach for Combination of Content-Based and Link-Based 29 where P (q) = (p1 , p2 , · · · , pn ) is probability vector of query q links to all pages.

Wang and Y. Guo Table 1. 025E-05 (2) Number(Relevance page)/ Number(All page) We compute the new pagerank according to the formula (13) and sort them decreasingly. The ratio of number of relevance pages in top-N pages to the all the top-N pages can be computed. 3. We can find that the value of TFIDF is the biggest. The CLBCRA value increases with the increase of the number of pages in the data-set. 1XP 5HOH . ✁ ✄ ✞ ✟ 5HOH.      ✁ ✟ ✟ ✡ ☞ ✍ ✏ ✑ ✟ ✟ ✟ ✡ ☞ ✍ ✏ ✑ ✟ ✟ ✟ ✟ ✡ ☞ ✍ ✏ ✟ ✟ ✟ ✟ ✟ ✟ ✟ ✟ ✒ ✓ ✒ ✓ ✒ ✓ ✆ ✟ ✡ ☞ ✡ ✡ ✏ ☞ ✍ ✏ ☞ ✍ ✍ ✏ ✑ ✑ ✑ ✑        3DJHV Fig.

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