1. Webometrics 網路大學排名分析 資工系助理教授兼圖資處資訊應用組組長 陳嘉平 資料收集：圖資處資訊應用組潘筱薇、資工系許峰閣

2. Webometrics Data 2010.06.07 InstituteVisibilitySize*pdfpspptdocScholar Seoul National University243,2911,980,00018,4002022,14068910,900 National Sun Yat-Sen University348,389509,00012,2002371,7706,79017,100 University of Hong Kong387,830563,00067,3005571,8303,70039,200 National University of Singapore389,161222,00047,5008601,6003,32010,400 Peking University1,139,766503,00012,7002292,1206,7407,020 University of Cambridge1,578,969876,00070,9002,9001,4904,47014,000 University of Tokyo1,579,719544,00098,4005452,5203,10028,700 National Taiwan University1,817,000761,00094,6002096,24022,600210,000 Stanford University6,249,7702,460,000297,0009,69010,1009,28051,600 Harvard University6,279,5819,330,000143,0004,9903,4906,1402,050,000 Massachusetts Institute of Technology8,625,8921,890,000468,00012,5004,4703,63071,000

3. Logarithm InstituteVisibilitySize*pdfpspptdocScholar Seoul National University5.396.304.262.313.332.844.04 National Sun Yat-Sen University5.545.714.092.373.253.834.23 University of Hong Kong5.595.754.832.753.263.574.59 National University of Singapore5.595.354.682.933.203.524.02 Peking University6.065.704.102.363.333.833.85 University of Cambridge6.205.944.853.463.173.654.15 University of Tokyo6.205.744.992.743.403.494.46 National Taiwan University6.265.884.982.323.804.355.32 Stanford University6.806.395.473.994.003.974.71 Harvard University6.806.975.163.703.543.796.31 Massachusetts Institute of Technology6.946.285.674.103.653.564.85

4. Normalization and Standing InstituteVisSize*pdfpspptdocScholarScoreStanding Seoul National University0.780.900.750.560.830.650.6477.0211 National Sun Yat-Sen University0.800.820.720.580.810.880.6777.889 University of Hong Kong0.810.830.850.670.810.820.7379.968 National University of Singapore0.810.770.820.720.800.810.6477.2510 Peking University0.870.820.720.580.830.880.6180.827 University of Cambridge0.890.850.860.850.790.840.6684.225 University of Tokyo0.890.820.880.670.850.800.7184.126 National Taiwan University0.900.840.880.570.951.000.8488.344 Stanford University0.980.920.97 1.000.910.7593.073 Harvard University0.981.000.910.900.880.871.0097.411 Massachusetts Institute of Technology1.000.901.00 0.910.820.7793.882

5. Simplification and Approximation  Size  Google only  Normalization  by the local maximum, not by the global maximum  Combined score  based on log-normalized value, not based on the rank  Data is dynamic  could change dramatically in the next few weeks

6. Catching Up  Focus on the rich files  Make the ppt files visible to the spiders  Provide multiple formats for each document  Not difficult to do, but require manual efforts by the faculty and the staff  Need immediate actions as it takes time for the search engine to update their database  Based on current data, the difference is predicted to be very significant...

7. Size

8. Visibility

9. Rich Files

10. Scholar

11. Webometrics Data 2010.06.07 單位 VisibilitySizepdfpspptdocScholar 國立台灣大學 1,817,000761,00094,6002096,24022,600210,000 國立清華大學 281,149747,00023,0009482,1405,21029,900 國立交通大學 637,281303,00024,7002293,2208,68019,100 國立成功大學 480,604373,00025,8002422,99013,70025,300 國立中央大學 343,455234,00011,0003351,7005,80035,600 國立中山大學 348,389509,00012,2002371,7706,79017,100 國立陽明大學 54,88977,00013,80034033,6702,010 國立政治大學 437,302277,00081,50091,5806,6704,110 國立台灣科大 88,991146,00010,300326123,3607,880 國立中興大學 344,626181,00012,20061,0806,82066,000 私立元智大學 130,69560,30014,0001221,6904,740423 私立長庚大學 36,27831,6004,27018262,8701,110

12. Logarithm 單位 VisibilitySizepdfpspptdocScholar 國立台灣大學 6.265.884.982.323.804.355.32 國立清華大學 5.455.874.362.983.333.724.48 國立交通大學 5.805.484.392.363.513.944.28 國立成功大學 5.685.574.412.383.484.144.40 國立中央大學 5.545.374.042.533.233.764.55 國立中山大學 5.545.714.092.373.253.834.23 國立陽明大學 4.744.894.140.482.613.563.30 國立政治大學 5.645.444.910.953.203.823.61 國立台灣科大 4.955.164.011.512.793.533.90 國立中興大學 5.545.264.090.783.033.834.82 私立元智大學 5.124.784.152.093.233.682.63 私立長庚大學 4.564.503.630.002.923.463.05

13. Normalization and Standing 單位 VisibilitySizepdfpspptdocScholarScoreStanding 國立台灣大學 1.00 0.781.00 100.001 國立清華大學 0.871.000.881.000.880.850.8489.274 國立交通大學 0.93 0.880.790.920.900.8090.482 國立成功大學 0.910.950.890.800.920.950.8390.263 國立中央大學 0.880.910.810.85 0.86 88.056 國立中山大學 0.890.970.820.800.860.880.8088.185 國立陽明大學 0.760.83 0.160.690.820.6275.0711 國立政治大學 0.900.930.990.320.840.880.6886.668 國立台灣科大 0.790.880.810.510.730.810.7379.639 國立中興大學 0.880.890.820.260.800.880.9187.857 私立元智大學 0.820.810.830.700.850.840.4977.1110 私立長庚大學 0.730.770.730.000.770.790.5771.5412

14. Size

15. Visibility

16. Rich Files

17. Scholar

18. Webometrics Data 2010.05 單位 VisibilitySizepdfpspptdocScholar 工學院 13,1257,6501,758143081,062673 社科院 4911,37017205211145 管理學院 12,429315,9371,72767351,261665 文學院 3,1384,604256078516184 理學院 4,21510,8331,09914153853815 海科院 5,88216,724496094294248 通識教育中心 7361,600221010616916 行政單位 23,54380,1983,31101761,95016,762

19. Logarithm 單位 VisibilitySizepdfpspptdocScholar 工學院 4.123.883.251.182.493.032.83 社科院 2.693.142.240.000.702.322.16 管理學院 4.095.503.240.852.873.102.82 文學院 3.503.662.410.001.892.712.26 理學院 3.624.033.042.151.722.932.91 海科院 3.774.222.700.001.972.472.39 通識教育中心 2.873.202.340.002.032.231.20 行政單位 4.374.903.520.002.253.294.22

20. Normalization and Standing 單位 VisibilitySizepdfpspptdocScholarScoreRank 工學院 0.940.710.920.550.870.920.6784.673 社科院 0.620.570.640.000.240.710.5156.458 管理學院 0.941.000.920.391.000.940.6790.822 文學院 0.800.670.680.000.660.820.5471.446 理學院 0.830.730.861.000.600.890.6979.634 海科院 0.860.77 0.000.690.750.5777.765 通識教育中心 0.660.580.670.000.710.680.2958.797 行政單位 1.000.891.000.000.781.00 96.211

21. Size

22. Visibility

23. Rich Files

24. Scholar

25. Time Sequences  NSYSU  Size Size  Visibility Visibility  Scholar Scholar  Rich Files Rich Files  Decomposed  Size Size  Visibility Visibility  Scholar Scholar  Rich Files Rich Files