9. Database Coverage WoS/JCR/CC Source: Moed (2005) Mathematics / Engineering / Economics Other social sciences related to medicine & health Physics & Astronomy Psychology & psychiatry Clinical medicine Humanities Biological Sciences related to plants & animals Biological Sciences related to humans Other Social Sciences Applied physics & Chemistry Molecular biology & Biochemistry Moderate Good Excellent
10.
11.
12. Why Scopus doesn't add substantially to the number of citations found in WoS Source: http://www.wowter.nl/blog/2007/01/why-scopus-doesnt-add-substantially-to.html
24. Relative impact of a research institute 1,84 2,26 2,08 2,06 All subfields 1,73 0.57 1,70 Microbiology 1,11 1,81 1,73 Clinical medicine 1,76 1,76 Chemistry 1,09 0,44 1,55 0,91 Biology & biochemistry 3,60 3,87 3,86 3,82 Agricultural Sciences Group 3 Group 2 Group 1 All groups Subfield
25. Evaluation of candidates 0 3 0,83 0,58 0,75 346 57 e 3 16 1,94 1,69 1,86 1886 88 d 0 8 0,9 1,39 1,15 972 93 c 1 17 1,95 1,84 1,93 498 65 b 2 4 1,52 1,76 1,64 1565 80 a #papers top 1% #papers top 10% RI 1999-2003 RI 1994-1998 Relatieve Impact #Citations # Papers 1994-2003 Author
36. Lancet (2002) JCR Like IF = (b)/(a) = 10.2 2.4 15,670(b) 6,443 Total 0.5 2,564 4,899 Other types 8.5 13,106 1,544 (a) Articles/reviews (citable items) Cites/Doc Cites No. Docs Type of document
37. 50 % of articles generate 90% of all cites Seglen, P. O. (1997). Why the impact factor of journals should not be used for evaluating research. BMJ 314 (7079): 497-502. http://bmj.bmjjournals.com/cgi/content/full/314/7079/497