-
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)
-
Bornmann, L.; Bauer, J.: Which of the world's institutions employ the most highly cited researchers : an analysis of the data from highlycited.com (2015)
0.02
0.015836604 = product of:
0.031673208 = sum of:
0.031673208 = product of:
0.063346416 = sum of:
0.063346416 = weight(_text_:l in 1556) [ClassicSimilarity], result of:
0.063346416 = score(doc=1556,freq=2.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.35131297 = fieldWeight in 1556, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.0625 = fieldNorm(doc=1556)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Bornmann, L.; Bauer, J.: Which of the world's institutions employ the most highly cited researchers : an analysis of the data from highlycited.com (2015)
0.02
0.015836604 = product of:
0.031673208 = sum of:
0.031673208 = product of:
0.063346416 = sum of:
0.063346416 = weight(_text_:l in 2223) [ClassicSimilarity], result of:
0.063346416 = score(doc=2223,freq=2.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.35131297 = fieldWeight in 2223, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.0625 = fieldNorm(doc=2223)
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)
-
Bornmann, L.; Marx, W.: Distributions instead of single numbers : percentiles and beam plots for the assessment of single researchers (2014)
0.01
0.013857029 = product of:
0.027714059 = sum of:
0.027714059 = product of:
0.055428118 = sum of:
0.055428118 = weight(_text_:l in 1190) [ClassicSimilarity], result of:
0.055428118 = score(doc=1190,freq=2.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.30739886 = fieldWeight in 1190, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.0546875 = fieldNorm(doc=1190)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Bornmann, L.; Marx, W.: ¬The wisdom of citing scientists (2014)
0.01
0.013857029 = product of:
0.027714059 = sum of:
0.027714059 = product of:
0.055428118 = sum of:
0.055428118 = weight(_text_:l in 1293) [ClassicSimilarity], result of:
0.055428118 = score(doc=1293,freq=2.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.30739886 = fieldWeight in 1293, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.0546875 = fieldNorm(doc=1293)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Bornmann, L.: How well does a university perform in comparison with its peers? : The use of odds, and odds ratios, for the comparison of institutional citation impact using the Leiden Rankings (2015)
0.01
0.013857029 = product of:
0.027714059 = sum of:
0.027714059 = product of:
0.055428118 = sum of:
0.055428118 = weight(_text_:l in 2340) [ClassicSimilarity], result of:
0.055428118 = score(doc=2340,freq=2.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.30739886 = fieldWeight in 2340, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.0546875 = fieldNorm(doc=2340)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Bornmann, L.; Haunschild, R.: Relative Citation Ratio (RCR) : an empirical attempt to study a new field-normalized bibliometric indicator (2017)
0.01
0.013857029 = product of:
0.027714059 = sum of:
0.027714059 = product of:
0.055428118 = sum of:
0.055428118 = weight(_text_:l in 3541) [ClassicSimilarity], result of:
0.055428118 = score(doc=3541,freq=2.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.30739886 = fieldWeight in 3541, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.0546875 = fieldNorm(doc=3541)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Bornmann, L.: What is societal impact of research and how can it be assessed? : a literature survey (2013)
0.01
0.011877453 = product of:
0.023754906 = sum of:
0.023754906 = product of:
0.04750981 = sum of:
0.04750981 = weight(_text_:l in 606) [ClassicSimilarity], result of:
0.04750981 = score(doc=606,freq=2.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.26348472 = fieldWeight in 606, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.046875 = fieldNorm(doc=606)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Bornmann, L.: Lässt sich die Qualität von Forschung messen? (2013)
0.01
0.011877453 = product of:
0.023754906 = sum of:
0.023754906 = product of:
0.04750981 = sum of:
0.04750981 = weight(_text_:l in 928) [ClassicSimilarity], result of:
0.04750981 = score(doc=928,freq=2.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.26348472 = fieldWeight in 928, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.046875 = fieldNorm(doc=928)
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
0.011877453 = product of:
0.023754906 = sum of:
0.023754906 = product of:
0.04750981 = sum of:
0.04750981 = weight(_text_:l in 1109) [ClassicSimilarity], result of:
0.04750981 = score(doc=1109,freq=2.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.26348472 = fieldWeight in 1109, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.046875 = fieldNorm(doc=1109)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Bornmann, L.: Interrater reliability and convergent validity of F1000Prime peer review (2015)
0.01
0.011877453 = product of:
0.023754906 = sum of:
0.023754906 = product of:
0.04750981 = sum of:
0.04750981 = weight(_text_:l in 2328) [ClassicSimilarity], result of:
0.04750981 = score(doc=2328,freq=2.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.26348472 = fieldWeight in 2328, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.046875 = fieldNorm(doc=2328)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Dobrota, M.; Bulajic, M.; Bornmann, L.; Jeremic, V.: ¬A new approach to the QS university ranking using the composite I-distance indicator : uncertainty and sensitivity analyses (2016)
0.01
0.011877453 = product of:
0.023754906 = sum of:
0.023754906 = product of:
0.04750981 = sum of:
0.04750981 = weight(_text_:l in 2500) [ClassicSimilarity], result of:
0.04750981 = score(doc=2500,freq=2.0), product of:
0.18031335 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.045365814 = queryNorm
0.26348472 = fieldWeight in 2500, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.046875 = fieldNorm(doc=2500)
0.5 = coord(1/2)
0.5 = coord(1/2)