-
Nicholls, P.T.: Empirical validation of Lotka's law (1986)
0.05
0.054741066 = product of:
0.10948213 = sum of:
0.10948213 = sum of:
0.009625752 = weight(_text_:s in 5509) [ClassicSimilarity], result of:
0.009625752 = score(doc=5509,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.19219826 = fieldWeight in 5509, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=5509)
0.09985638 = weight(_text_:22 in 5509) [ClassicSimilarity], result of:
0.09985638 = score(doc=5509,freq=2.0), product of:
0.16130796 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.046063907 = queryNorm
0.61904186 = fieldWeight in 5509, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.125 = fieldNorm(doc=5509)
0.5 = coord(1/2)
- Source
- Information processing and management. 22(1986), S.417-419
-
Fiala, J.: Information flood : fiction and reality (1987)
0.05
0.054741066 = product of:
0.10948213 = sum of:
0.10948213 = sum of:
0.009625752 = weight(_text_:s in 1080) [ClassicSimilarity], result of:
0.009625752 = score(doc=1080,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.19219826 = fieldWeight in 1080, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=1080)
0.09985638 = weight(_text_:22 in 1080) [ClassicSimilarity], result of:
0.09985638 = score(doc=1080,freq=2.0), product of:
0.16130796 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.046063907 = queryNorm
0.61904186 = fieldWeight in 1080, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.125 = fieldNorm(doc=1080)
0.5 = coord(1/2)
- Source
- Thermochimica acta. 110(1987), S.11-22
-
Hubert, J.J.: General bibliometric models (1981/82)
0.00
0.0030080476 = product of:
0.006016095 = sum of:
0.006016095 = product of:
0.01203219 = sum of:
0.01203219 = weight(_text_:s in 724) [ClassicSimilarity], result of:
0.01203219 = score(doc=724,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.24024783 = fieldWeight in 724, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.15625 = fieldNorm(doc=724)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Library trends. 30(1981/82), S.65-81
-
Small, H.; Sweeney, E.: Clustering the Science Citation Index using co-citations (1985)
0.00
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = product of:
0.009625752 = sum of:
0.009625752 = weight(_text_:s in 1064) [ClassicSimilarity], result of:
0.009625752 = score(doc=1064,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.19219826 = fieldWeight in 1064, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=1064)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Scientometrics. 7(1985), S.391-409
-
Lawani, S.M.: Bibliometrics: its theoretical foundations, methods and applications (1981)
0.00
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = product of:
0.009625752 = sum of:
0.009625752 = weight(_text_:s in 1065) [ClassicSimilarity], result of:
0.009625752 = score(doc=1065,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.19219826 = fieldWeight in 1065, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=1065)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Libri. 31(1981), S.294-315
-
King, J.: ¬A review of bibliometric and other indicators and their role in research evaluation (1987)
0.00
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = product of:
0.009625752 = sum of:
0.009625752 = weight(_text_:s in 1708) [ClassicSimilarity], result of:
0.009625752 = score(doc=1708,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.19219826 = fieldWeight in 1708, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=1708)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of information science. 13(1987) no.5, S.261-276
-
Vinkler, P.: ¬A quasi-quantitative citation model (1987)
0.00
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = product of:
0.009625752 = sum of:
0.009625752 = weight(_text_:s in 2299) [ClassicSimilarity], result of:
0.009625752 = score(doc=2299,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.19219826 = fieldWeight in 2299, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=2299)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Scientometrics. 12(1987) nos.1-2, S.47-72
-
Cozzens, S.E.: What do citations count? : the rhetoric-first model (1989)
0.00
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = product of:
0.009625752 = sum of:
0.009625752 = weight(_text_:s in 2828) [ClassicSimilarity], result of:
0.009625752 = score(doc=2828,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.19219826 = fieldWeight in 2828, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=2828)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Scientometrics. 15(1989), S.437-447
-
Peritz, B.C.: Citation characteristics in library science : some further results from a bibliometric survey (1981)
0.00
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = product of:
0.009625752 = sum of:
0.009625752 = weight(_text_:s in 4170) [ClassicSimilarity], result of:
0.009625752 = score(doc=4170,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.19219826 = fieldWeight in 4170, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=4170)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Library research. 3(1981), S.47-65
-
Pao, M.L.: ¬An empirical examination of Lotka's law (1986)
0.00
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = product of:
0.009625752 = sum of:
0.009625752 = weight(_text_:s in 7520) [ClassicSimilarity], result of:
0.009625752 = score(doc=7520,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.19219826 = fieldWeight in 7520, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=7520)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of the American Society for Information Science. 37(1986), S.26-33
-
Folly, G.; Hajtman, B.; Nagy, J.I.; Ruff, I.: Some methodological problems in ranking scientists by citation analysis (1981)
0.00
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = product of:
0.009625752 = sum of:
0.009625752 = weight(_text_:s in 3275) [ClassicSimilarity], result of:
0.009625752 = score(doc=3275,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.19219826 = fieldWeight in 3275, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=3275)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Scientometrics. 3(1981) no.2, S.135-147
-
Kinnucan, M.T.: Statistical methods in information science research (1986)
0.00
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = product of:
0.009625752 = sum of:
0.009625752 = weight(_text_:s in 272) [ClassicSimilarity], result of:
0.009625752 = score(doc=272,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.19219826 = fieldWeight in 272, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=272)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Annual review of information science and technology. 21(1986), S.147-178
-
White, H.D.; McCain, W.: Bibliometrics (1989)
0.00
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = product of:
0.009625752 = sum of:
0.009625752 = weight(_text_:s in 341) [ClassicSimilarity], result of:
0.009625752 = score(doc=341,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.19219826 = fieldWeight in 341, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=341)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Annual review of information science and technology. 24(1989), S.119-186
-
Ziman, J.M.: ¬The proliferation of scientific literature : a natural process (1980)
0.00
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = product of:
0.009625752 = sum of:
0.009625752 = weight(_text_:s in 1079) [ClassicSimilarity], result of:
0.009625752 = score(doc=1079,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.19219826 = fieldWeight in 1079, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=1079)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Science. 208(1980), April, S.369-371
-
Lancaster, F.W.; Li, J.: ¬The law of constant accessibility of information (1988/89)
0.00
0.0021056333 = product of:
0.0042112665 = sum of:
0.0042112665 = product of:
0.008422533 = sum of:
0.008422533 = weight(_text_:s in 1565) [ClassicSimilarity], result of:
0.008422533 = score(doc=1565,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.16817348 = fieldWeight in 1565, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.109375 = fieldNorm(doc=1565)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Bulletin of the American Society for Information Science. 15(1988/89), S.24-25
-
Peritz, B.C.: ¬A classification of citation roles for the social sciences and related fields (1983)
0.00
0.0021056333 = product of:
0.0042112665 = sum of:
0.0042112665 = product of:
0.008422533 = sum of:
0.008422533 = weight(_text_:s in 3073) [ClassicSimilarity], result of:
0.008422533 = score(doc=3073,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.16817348 = fieldWeight in 3073, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.109375 = fieldNorm(doc=3073)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Scientometrics. 5(1983), S.303-312
-
McCain, K.W.: Co-cited author mapping as a valid representation of intellectual structure (1986)
0.00
0.0021056333 = product of:
0.0042112665 = sum of:
0.0042112665 = product of:
0.008422533 = sum of:
0.008422533 = weight(_text_:s in 5505) [ClassicSimilarity], result of:
0.008422533 = score(doc=5505,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.16817348 = fieldWeight in 5505, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.109375 = fieldNorm(doc=5505)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of the American Society for Information Science. 37(1986), S.111-122
-
Carpenter, M.P.; Narin, F.: ¬The adequacy of Science Citation Index (SCI) as an indicator of international scientific activity (1981)
0.00
0.0021056333 = product of:
0.0042112665 = sum of:
0.0042112665 = product of:
0.008422533 = sum of:
0.008422533 = weight(_text_:s in 6680) [ClassicSimilarity], result of:
0.008422533 = score(doc=6680,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.16817348 = fieldWeight in 6680, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.109375 = fieldNorm(doc=6680)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of the American Society for Information Science. 32(1981), S.430-439
-
Fairthorne, R.A.: Bradford's law and perspective (1980)
0.00
0.0018048285 = product of:
0.003609657 = sum of:
0.003609657 = product of:
0.007219314 = sum of:
0.007219314 = weight(_text_:s in 4992) [ClassicSimilarity], result of:
0.007219314 = score(doc=4992,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.14414869 = fieldWeight in 4992, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.09375 = fieldNorm(doc=4992)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Pages
- S.101-105
-
Vasiljev, A.: ¬The law of requisite variety as applied to subject indexing and retrieval (1989)
0.00
0.0018048285 = product of:
0.003609657 = sum of:
0.003609657 = product of:
0.007219314 = sum of:
0.007219314 = weight(_text_:s in 5069) [ClassicSimilarity], result of:
0.007219314 = score(doc=5069,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.14414869 = fieldWeight in 5069, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.09375 = fieldNorm(doc=5069)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Pages
- S.240-245