320 likes | 340 Views
Bibliometric Tools. Suzanne Bakker Central Cancer Library The Netherlands Cancer Institute. Bibliometrics. The use of indicators, numbers & data from publications/bibliographies Citation counts Impact factors ……scientometrics, if used for the study of the sciences.
E N D
Bibliometric Tools Suzanne Bakker Central Cancer Library The Netherlands Cancer Institute
Bibliometrics • The use of indicators, numbers & data from publications/bibliographies • Citation counts • Impact factors • ……scientometrics, if used for the study of the sciences
Bibliometric data for.. • Collection management • Publication strategies • Scientific output evaluation • Impact • Citations • Social study of sciences • Organization • Communication
Impact IF2004 = number of citations in 2004 to articles published in years 2003+2002 divided by the number of citable articles in those years Calculation for journal impact factor. A= total cites in 2004 B= 2004 cites to articles published in 2002-03 (this is a subset of A) C= number of articles published in 2002-03 D= B/C = 2004 impact factor
Citations at DIMDI f py=(2002 to 2004) AND rf=Bernards R###,2002,v419,p560! f py=(2002 to 2004) AND rf=Bernards R###,2002,v418,p823! f py=(2002 to 2004) AND rf=vandeVijver M###,2002,v347,p1999! f py=(2002 to 2004) AND rf=Rebbeck T###,2002,v346,p1616! f py=(2002 to 2004) AND rf=Bartelink H###,2002,v346,p863! f py=(2002 to 2004) AND rf=Borst P###,2002,v109,p5! f py=(2002 to 2004) AND rf=Ruivenkamp C###,2002,v31,p295!
Sample=274 records processed 128 terms extracted 128 terms selected D-NO HITS FREQ RELEV TERM ------ ---------- ------ ------ ------------------------------------------ D1 119305 20 1 JT=JOURNAL OF BIOLOGICAL CHEMISTRY D2 21555 12 1 JT=BRITISH JOURNAL OF CANCER D3 18069 12 1 JT=INTERNATIONAL JOURNAL OF RADIATION ONCOLOGY BIOLOGY PHYSICS D4 12388 9 0 JT=MEDICAL PHYSICS D5 12023 9 0 JT=ONCOGENE D6 11207 7 0 JT=CLINICAL CANCER RESEARCH D7 6854 7 0 JT=RADIOTHERAPY AND ONCOLOGY D8 44590 6 0 JT=JOURNAL OF IMMUNOLOGY D9 9536 5 0 JT=JOURNAL OF CELL SCIENCE D10 1958 5 0 JT=JOURNAL OF MASS SPECTROMETRY D11 9501 4 0 JT=ANNALS OF ONCOLOGY D12 3262 4 0 JT=ANNALS OF SURGICAL ONCOLOGY D13 1563 4 0 JT=CANCER CAUSES & CONTROL D14 34594 4 0 JT=CANCER RESEARCH D15 14128 4 0 JT=EMBO JOURNAL Sample=274 records processed 128 terms extracted 128 terms selected D-NO HITS FREQ RELEV TERM ------ ---------- ------ ------ ------------------------------------------ D1 119305 20 1 JT=JOURNAL OF BIOLOGICAL CHEMISTRY D2 21555 12 1 JT=BRITISH JOURNAL OF CANCER D3 18069 12 1 JT=INTERNATIONAL JOURNAL OF RADIATION ONCOLOGY BIOLOGY PHYSICS D4 12388 9 0 JT=MEDICAL PHYSICS D5 12023 9 0 JT=ONCOGENE D6 11207 7 0 JT=CLINICAL CANCER RESEARCH D7 6854 7 0 JT=RADIOTHERAPY AND ONCOLOGY D8 44590 6 0 JT=JOURNAL OF IMMUNOLOGY D9 9536 5 0 JT=JOURNAL OF CELL SCIENCE D10 1958 5 0 JT=JOURNAL OF MASS SPECTROMETRY D11 9501 4 0 JT=ANNALS OF ONCOLOGY
12 7666 CS=NETHERLANDS CANC INST 13 5502 12 AND DT=ARTICLE 15 274 13 AND PY=2004 ? ex f=jst;sample=274 Sample=274 records processed 44 terms extracted D-NO HITS FREQ RELEV TERM ------ ---------- ------ ------ ------------------------------------------ D21 454595 98 6 JST=ONCOLOGY D22 1190099 63 1 JST=BIOCHEMISTRY & MOLECULAR BIOLOGY D23 338658 47 1 JST=CELL BIOLOGY D24 171099 38 1 JST=RADIOLOGY, NUCLEAR MEDICINE & MEDICAL IMAGING D25 559008 21 0 JST=SURGERY D26 448988 20 0 JST=IMMUNOLOGY D27 322428 17 0 JST=GENETICS & HEREDITY D28 267715 15 0 JST=BIOPHYSICS D29 629134 13 0 JST=PHARMACOLOGY & PHARMACY