-
Marx, W.; Bornmann, L.: On the problems of dealing with bibliometric data (2014)
0.02
0.018437643 = product of:
0.036875285 = sum of:
0.036875285 = product of:
0.07375057 = sum of:
0.07375057 = weight(_text_:22 in 1239) [ClassicSimilarity], result of:
0.07375057 = score(doc=1239,freq=2.0), product of:
0.15884887 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.04536168 = queryNorm
0.46428138 = fieldWeight in 1239, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.09375 = fieldNorm(doc=1239)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Date
- 18. 3.2014 19:13:22
-
Bornmann, L.; Mutz, R.: From P100 to P100' : a new citation-rank approach (2014)
0.01
0.012291762 = product of:
0.024583524 = sum of:
0.024583524 = product of:
0.04916705 = sum of:
0.04916705 = weight(_text_:22 in 1431) [ClassicSimilarity], result of:
0.04916705 = score(doc=1431,freq=2.0), product of:
0.15884887 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.04536168 = queryNorm
0.30952093 = fieldWeight in 1431, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0625 = fieldNorm(doc=1431)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Date
- 22. 8.2014 17:05:18
-
Leydesdorff, L.; Radicchi, F.; Bornmann, L.; Castellano, C.; Nooy, W. de: Field-normalized impact factors (IFs) : a comparison of rescaling and fractionally counted IFs (2013)
0.01
0.011942998 = product of:
0.023885995 = sum of:
0.023885995 = product of:
0.04777199 = sum of:
0.04777199 = weight(_text_:f in 1108) [ClassicSimilarity], result of:
0.04777199 = score(doc=1108,freq=2.0), product of:
0.18080194 = queryWeight, product of:
3.985786 = idf(docFreq=2232, maxDocs=44218)
0.04536168 = queryNorm
0.26422277 = fieldWeight in 1108, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.985786 = idf(docFreq=2232, maxDocs=44218)
0.046875 = fieldNorm(doc=1108)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Bornmann, L.; Moya Anegón, F. de; Mutz, R.: Do universities or research institutions with a specific subject profile have an advantage or a disadvantage in institutional rankings? (2013)
0.01
0.011942998 = product of:
0.023885995 = sum of:
0.023885995 = product of:
0.04777199 = sum of:
0.04777199 = weight(_text_:f in 1109) [ClassicSimilarity], result of:
0.04777199 = score(doc=1109,freq=2.0), product of:
0.18080194 = queryWeight, product of:
3.985786 = idf(docFreq=2232, maxDocs=44218)
0.04536168 = queryNorm
0.26422277 = fieldWeight in 1109, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.985786 = idf(docFreq=2232, maxDocs=44218)
0.046875 = fieldNorm(doc=1109)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Bornmann, L.; Ye, A.; Ye, F.: Identifying landmark publications in the long run using field-normalized citation data (2018)
0.01
0.009952499 = product of:
0.019904997 = sum of:
0.019904997 = product of:
0.039809994 = sum of:
0.039809994 = weight(_text_:f in 4196) [ClassicSimilarity], result of:
0.039809994 = score(doc=4196,freq=2.0), product of:
0.18080194 = queryWeight, product of:
3.985786 = idf(docFreq=2232, maxDocs=44218)
0.04536168 = queryNorm
0.22018565 = fieldWeight in 4196, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.985786 = idf(docFreq=2232, maxDocs=44218)
0.0390625 = fieldNorm(doc=4196)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Bornmann, L.: How to analyze percentile citation impact data meaningfully in bibliometrics : the statistical analysis of distributions, percentile rank classes, and top-cited papers (2013)
0.01
0.009218821 = product of:
0.018437643 = sum of:
0.018437643 = product of:
0.036875285 = sum of:
0.036875285 = weight(_text_:22 in 656) [ClassicSimilarity], result of:
0.036875285 = score(doc=656,freq=2.0), product of:
0.15884887 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.04536168 = queryNorm
0.23214069 = fieldWeight in 656, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.046875 = fieldNorm(doc=656)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Date
- 22. 3.2013 19:44:17
-
Leydesdorff, L.; Bornmann, L.; Wagner, C.S.: ¬The relative influences of government funding and international collaboration on citation impact (2019)
0.01
0.009218821 = product of:
0.018437643 = sum of:
0.018437643 = product of:
0.036875285 = sum of:
0.036875285 = weight(_text_:22 in 4681) [ClassicSimilarity], result of:
0.036875285 = score(doc=4681,freq=2.0), product of:
0.15884887 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.04536168 = queryNorm
0.23214069 = fieldWeight in 4681, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.046875 = fieldNorm(doc=4681)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Date
- 8. 1.2019 18:22:45
-
Leydesdorff, L.; Bornmann, L.: How fractional counting of citations affects the impact factor : normalization in terms of differences in citation potentials among fields of science (2011)
0.01
0.0076823514 = product of:
0.015364703 = sum of:
0.015364703 = product of:
0.030729406 = sum of:
0.030729406 = weight(_text_:22 in 4186) [ClassicSimilarity], result of:
0.030729406 = score(doc=4186,freq=2.0), product of:
0.15884887 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.04536168 = queryNorm
0.19345059 = fieldWeight in 4186, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0390625 = fieldNorm(doc=4186)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Date
- 22. 1.2011 12:51:07
