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)