-
Leydesdorff, L.: Theories of citation? (1999)
0.00
0.0010528166 = product of:
0.0021056333 = sum of:
0.0021056333 = product of:
0.0042112665 = sum of:
0.0042112665 = weight(_text_:s in 5130) [ClassicSimilarity], result of:
0.0042112665 = score(doc=5130,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.08408674 = fieldWeight in 5130, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0546875 = fieldNorm(doc=5130)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Scientometrics. 43(1998) no.1, S.5-25
-
Shaw, W.M.: Subject and citation indexing : pt.1: the clustering structure of composite representations in the cystic fibrosis document collection (1991)
0.00
9.0241426E-4 = product of:
0.0018048285 = sum of:
0.0018048285 = product of:
0.003609657 = sum of:
0.003609657 = weight(_text_:s in 4841) [ClassicSimilarity], result of:
0.003609657 = score(doc=4841,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.072074346 = fieldWeight in 4841, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046875 = fieldNorm(doc=4841)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of the American Society for Information Science. 42(1991) no.9, S.669-675
-
Baird, L.M.; Oppenheim, C.: Do citations matter? (1994)
0.00
9.0241426E-4 = product of:
0.0018048285 = sum of:
0.0018048285 = product of:
0.003609657 = sum of:
0.003609657 = weight(_text_:s in 6896) [ClassicSimilarity], result of:
0.003609657 = score(doc=6896,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.072074346 = fieldWeight in 6896, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046875 = fieldNorm(doc=6896)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of information science. 20(1994) no.1, S.2-15
-
Snyder, H.; Cronin, B.; Davenport, E.: What's the use of citation? : Citation analysis as a literature topic in selected disciplines of the social sciences (1995)
0.00
9.0241426E-4 = product of:
0.0018048285 = sum of:
0.0018048285 = product of:
0.003609657 = sum of:
0.003609657 = weight(_text_:s in 1825) [ClassicSimilarity], result of:
0.003609657 = score(doc=1825,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.072074346 = fieldWeight in 1825, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046875 = fieldNorm(doc=1825)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of information science. 21(1995) no.2, S.75-85
-
Moed, H.F.; Bruin, R.E.D.; Leeuwen, T.N.V.: New bibliometric tools for the assessment of national research performance : database description, overview of indicators and first applications (1995)
0.00
9.0241426E-4 = product of:
0.0018048285 = sum of:
0.0018048285 = product of:
0.003609657 = sum of:
0.003609657 = weight(_text_:s in 3376) [ClassicSimilarity], result of:
0.003609657 = score(doc=3376,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.072074346 = fieldWeight in 3376, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046875 = fieldNorm(doc=3376)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Scientometrics. 33(1995) no.3, S.381-422
-
Weinberg, B.H.: ¬The earliest Hebrew citation indexes (1997)
0.00
9.0241426E-4 = product of:
0.0018048285 = sum of:
0.0018048285 = product of:
0.003609657 = sum of:
0.003609657 = weight(_text_:s in 86) [ClassicSimilarity], result of:
0.003609657 = score(doc=86,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.072074346 = fieldWeight in 86, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046875 = fieldNorm(doc=86)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of the American Society for Information Science. 48(1997) no.4, S.318-330
-
Száva-Kováts, E.: Indirect-collective referencing (ICR) : life course, nature, and importance of a special kind of science referencing (1999)
0.00
9.0241426E-4 = product of:
0.0018048285 = sum of:
0.0018048285 = product of:
0.003609657 = sum of:
0.003609657 = weight(_text_:s in 4298) [ClassicSimilarity], result of:
0.003609657 = score(doc=4298,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.072074346 = fieldWeight in 4298, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046875 = fieldNorm(doc=4298)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of the American Society for Information Science. 50(1999) no.14, S.1284-1294
-
Raan, A.F.J. van: ¬The influence of international collaboration on the impact of research results (1998)
0.00
9.0241426E-4 = product of:
0.0018048285 = sum of:
0.0018048285 = product of:
0.003609657 = sum of:
0.003609657 = weight(_text_:s in 5120) [ClassicSimilarity], result of:
0.003609657 = score(doc=5120,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.072074346 = fieldWeight in 5120, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046875 = fieldNorm(doc=5120)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Scientometrics. 42(1998) no.3, S.423-428
-
Harter, S.P.; Nisonger, T.E.; Weng, A.: Semantic relationsships between cited and citing articles in library and information science journals (1993)
0.00
7.520119E-4 = product of:
0.0015040238 = sum of:
0.0015040238 = product of:
0.0030080476 = sum of:
0.0030080476 = weight(_text_:s in 5644) [ClassicSimilarity], result of:
0.0030080476 = score(doc=5644,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.060061958 = fieldWeight in 5644, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0390625 = fieldNorm(doc=5644)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of the American Society for Information Science. 44(1993) no.9, S.543-552
-
Moed, H.F.; Leeuwen, T.N. van; Reedijk, J.: ¬A new classification system to describe the ageing of scientific journals and their impact factors (1998)
0.00
6.016095E-4 = product of:
0.001203219 = sum of:
0.001203219 = product of:
0.002406438 = sum of:
0.002406438 = weight(_text_:s in 4719) [ClassicSimilarity], result of:
0.002406438 = score(doc=4719,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.048049565 = fieldWeight in 4719, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.03125 = fieldNorm(doc=4719)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of documentation. 54(1998) no.4, S.387-419