-
Leydesdorff, L.; Bornmann, L.; Wagner, C.S.: ¬The relative influences of government funding and international collaboration on citation impact (2019)
0.05
0.052033834 = product of:
0.10406767 = sum of:
0.10406767 = sum of:
0.06718902 = weight(_text_:l in 4681) [ClassicSimilarity], result of:
0.06718902 = score(doc=4681,freq=4.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.37262368 = fieldWeight in 4681, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.046875 = fieldNorm(doc=4681)
0.03687865 = weight(_text_:22 in 4681) [ClassicSimilarity], result of:
0.03687865 = score(doc=4681,freq=2.0), product of:
0.15886335 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.045365814 = 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)
- 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)
0.04
0.04336153 = product of:
0.08672306 = sum of:
0.08672306 = sum of:
0.055990852 = weight(_text_:l in 4186) [ClassicSimilarity], result of:
0.055990852 = score(doc=4186,freq=4.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.31051973 = fieldWeight in 4186, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.0390625 = fieldNorm(doc=4186)
0.030732209 = weight(_text_:22 in 4186) [ClassicSimilarity], result of:
0.030732209 = score(doc=4186,freq=2.0), product of:
0.15886335 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.045365814 = 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)
- Date
- 22. 1.2011 12:51:07
-
Bornmann, L.; Leydesdorff, L.: Statistical tests and research assessments : a comment on Schneider (2012) (2013)
0.03
0.03359451 = product of:
0.06718902 = sum of:
0.06718902 = product of:
0.13437805 = sum of:
0.13437805 = weight(_text_:l in 752) [ClassicSimilarity], result of:
0.13437805 = score(doc=752,freq=4.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.74524736 = fieldWeight in 752, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.09375 = fieldNorm(doc=752)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Leydesdorff, L.; Wagner, C,; Bornmann, L.: Replicability and the public/private divide (2016)
0.03
0.03359451 = product of:
0.06718902 = sum of:
0.06718902 = product of:
0.13437805 = sum of:
0.13437805 = weight(_text_:l in 3023) [ClassicSimilarity], result of:
0.13437805 = score(doc=3023,freq=4.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.74524736 = fieldWeight in 3023, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.09375 = fieldNorm(doc=3023)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Marx, W.; Bornmann, L.; Barth, A.; Leydesdorff, L.: Detecting the historical roots of research fields by reference publication year spectroscopy (RPYS) (2014)
0.02
0.019596798 = product of:
0.039193597 = sum of:
0.039193597 = product of:
0.07838719 = sum of:
0.07838719 = weight(_text_:l in 1238) [ClassicSimilarity], result of:
0.07838719 = score(doc=1238,freq=4.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.4347276 = fieldWeight in 1238, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.0546875 = fieldNorm(doc=1238)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Leydesdorff, L.; Bornmann, L.; Mutz, R.; Opthof, T.: Turning the tables on citation analysis one more time : principles for comparing sets of documents (2011)
0.02
0.016797256 = product of:
0.03359451 = sum of:
0.03359451 = product of:
0.06718902 = sum of:
0.06718902 = weight(_text_:l in 4485) [ClassicSimilarity], result of:
0.06718902 = score(doc=4485,freq=4.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.37262368 = fieldWeight in 4485, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.046875 = fieldNorm(doc=4485)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Bornmann, L.; Leydesdorff, L.: Which cities produce more excellent papers than can be expected? : a new mapping approach, using Google Maps, based on statistical significance testing (2011)
0.02
0.016797256 = product of:
0.03359451 = sum of:
0.03359451 = product of:
0.06718902 = sum of:
0.06718902 = weight(_text_:l in 4767) [ClassicSimilarity], result of:
0.06718902 = score(doc=4767,freq=4.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.37262368 = fieldWeight in 4767, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.046875 = fieldNorm(doc=4767)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Leydesdorff, L.; Bornmann, L.: Mapping (USPTO) patent data using overlays to Google Maps (2012)
0.02
0.016797256 = product of:
0.03359451 = sum of:
0.03359451 = product of:
0.06718902 = sum of:
0.06718902 = weight(_text_:l in 288) [ClassicSimilarity], result of:
0.06718902 = score(doc=288,freq=4.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.37262368 = fieldWeight in 288, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.046875 = fieldNorm(doc=288)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
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)
0.02
0.016797256 = product of:
0.03359451 = sum of:
0.03359451 = product of:
0.06718902 = sum of:
0.06718902 = weight(_text_:l in 1108) [ClassicSimilarity], result of:
0.06718902 = score(doc=1108,freq=4.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.37262368 = fieldWeight in 1108, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.046875 = fieldNorm(doc=1108)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Leydesdorff, L.; Bornmann, L.: ¬The operationalization of "fields" as WoS subject categories (WCs) in evaluative bibliometrics : the cases of "library and information science" and "science & technology studies" (2016)
0.02
0.016797256 = product of:
0.03359451 = sum of:
0.03359451 = product of:
0.06718902 = sum of:
0.06718902 = weight(_text_:l in 2779) [ClassicSimilarity], result of:
0.06718902 = score(doc=2779,freq=4.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.37262368 = fieldWeight in 2779, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.046875 = fieldNorm(doc=2779)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Leydesdorff, L.; Bornmann, L.: Integrated impact indicators compared with impact factors : an alternative research design with policy implications (2011)
0.01
0.013997713 = product of:
0.027995426 = sum of:
0.027995426 = product of:
0.055990852 = sum of:
0.055990852 = weight(_text_:l in 4919) [ClassicSimilarity], result of:
0.055990852 = score(doc=4919,freq=4.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.31051973 = fieldWeight in 4919, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.0390625 = fieldNorm(doc=4919)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Leydesdorff, L.; Zhou, P.; Bornmann, L.: How can journal impact factors be normalized across fields of science? : An assessment in terms of percentile ranks and fractional counts (2013)
0.01
0.013997713 = product of:
0.027995426 = sum of:
0.027995426 = product of:
0.055990852 = sum of:
0.055990852 = weight(_text_:l in 532) [ClassicSimilarity], result of:
0.055990852 = score(doc=532,freq=4.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.31051973 = fieldWeight in 532, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.0390625 = fieldNorm(doc=532)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Bornmann, L.; Wagner, C.; Leydesdorff, L.: BRICS countries and scientific excellence : a bibliometric analysis of most frequently cited papers (2015)
0.01
0.013997713 = product of:
0.027995426 = sum of:
0.027995426 = product of:
0.055990852 = sum of:
0.055990852 = weight(_text_:l in 2047) [ClassicSimilarity], result of:
0.055990852 = score(doc=2047,freq=4.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.31051973 = fieldWeight in 2047, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.0390625 = fieldNorm(doc=2047)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Bauer, J.; Leydesdorff, L.; Bornmann, L.: Highly cited papers in Library and Information Science (LIS) : authors, institutions, and network structures (2016)
0.01
0.013997713 = product of:
0.027995426 = sum of:
0.027995426 = product of:
0.055990852 = sum of:
0.055990852 = weight(_text_:l in 3231) [ClassicSimilarity], result of:
0.055990852 = score(doc=3231,freq=4.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.31051973 = fieldWeight in 3231, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.0390625 = fieldNorm(doc=3231)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Leydesdorff, L.; Bornmann, L.; Mingers, J.: Statistical significance and effect sizes of differences among research universities at the level of nations and worldwide based on the Leiden rankings (2019)
0.01
0.013997713 = product of:
0.027995426 = sum of:
0.027995426 = product of:
0.055990852 = sum of:
0.055990852 = weight(_text_:l in 5225) [ClassicSimilarity], result of:
0.055990852 = score(doc=5225,freq=4.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.31051973 = fieldWeight in 5225, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.0390625 = fieldNorm(doc=5225)
0.5 = coord(1/2)
0.5 = coord(1/2)
