-
Eck, N.J. van; Waltman, L.; Dekker, R.; Berg, J. van den: ¬A comparison of two techniques for bibliometric mapping : multidimensional scaling and VOS (2010)
0.08
0.07888401 = product of:
0.15776803 = sum of:
0.029456628 = weight(_text_:j in 4112) [ClassicSimilarity], result of:
0.029456628 = score(doc=4112,freq=2.0), product of:
0.1398433 = queryWeight, product of:
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.044010527 = queryNorm
0.21064025 = fieldWeight in 4112, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.046875 = fieldNorm(doc=4112)
0.1283114 = weight(_text_:van in 4112) [ClassicSimilarity], result of:
0.1283114 = score(doc=4112,freq=4.0), product of:
0.24542865 = queryWeight, product of:
5.5765896 = idf(docFreq=454, maxDocs=44218)
0.044010527 = queryNorm
0.5228053 = fieldWeight in 4112, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
5.5765896 = idf(docFreq=454, maxDocs=44218)
0.046875 = fieldNorm(doc=4112)
0.5 = coord(2/4)
-
Waltman, L.; Calero-Medina, C.; Kosten, J.; Noyons, E.C.M.; Tijssen, R.J.W.; Eck, N.J. van; Leeuwen, T.N. van; Raan, A.F.J. van; Visser, M.S.; Wouters, P.: ¬The Leiden ranking 2011/2012 : data collection, indicators, and interpretation (2012)
0.08
0.07775223 = product of:
0.15550447 = sum of:
0.024547188 = weight(_text_:j in 514) [ClassicSimilarity], result of:
0.024547188 = score(doc=514,freq=2.0), product of:
0.1398433 = queryWeight, product of:
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.044010527 = queryNorm
0.17553353 = fieldWeight in 514, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.0390625 = fieldNorm(doc=514)
0.13095728 = weight(_text_:van in 514) [ClassicSimilarity], result of:
0.13095728 = score(doc=514,freq=6.0), product of:
0.24542865 = queryWeight, product of:
5.5765896 = idf(docFreq=454, maxDocs=44218)
0.044010527 = queryNorm
0.5335859 = fieldWeight in 514, product of:
2.4494898 = tf(freq=6.0), with freq of:
6.0 = termFreq=6.0
5.5765896 = idf(docFreq=454, maxDocs=44218)
0.0390625 = fieldNorm(doc=514)
0.5 = coord(2/4)
-
Waltman, L.; Eck, N.J. van; Raan, A.F.J. van: Universality of citation distributions revisited (2012)
0.04
0.037424155 = product of:
0.14969662 = sum of:
0.14969662 = weight(_text_:van in 4963) [ClassicSimilarity], result of:
0.14969662 = score(doc=4963,freq=4.0), product of:
0.24542865 = queryWeight, product of:
5.5765896 = idf(docFreq=454, maxDocs=44218)
0.044010527 = queryNorm
0.60993946 = fieldWeight in 4963, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
5.5765896 = idf(docFreq=454, maxDocs=44218)
0.0546875 = fieldNorm(doc=4963)
0.25 = coord(1/4)
-
Waltman, L.; Eck, N.J. van: ¬The relation between eigenfactor, audience factor, and influence weight (2010)
0.03
0.026462873 = product of:
0.105851494 = sum of:
0.105851494 = weight(_text_:van in 3596) [ClassicSimilarity], result of:
0.105851494 = score(doc=3596,freq=2.0), product of:
0.24542865 = queryWeight, product of:
5.5765896 = idf(docFreq=454, maxDocs=44218)
0.044010527 = queryNorm
0.43129233 = fieldWeight in 3596, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
5.5765896 = idf(docFreq=454, maxDocs=44218)
0.0546875 = fieldNorm(doc=3596)
0.25 = coord(1/4)
-
Waltman, L.; Eck, N.J. van: ¬The inconsistency of the h-index : the case of web accessibility in Western European countries (2012)
0.02
0.022682464 = product of:
0.090729855 = sum of:
0.090729855 = weight(_text_:van in 40) [ClassicSimilarity], result of:
0.090729855 = score(doc=40,freq=2.0), product of:
0.24542865 = queryWeight, product of:
5.5765896 = idf(docFreq=454, maxDocs=44218)
0.044010527 = queryNorm
0.36967915 = fieldWeight in 40, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
5.5765896 = idf(docFreq=454, maxDocs=44218)
0.046875 = fieldNorm(doc=40)
0.25 = coord(1/4)
-
Colavizza, G.; Boyack, K.W.; Eck, N.J. van; Waltman, L.: ¬The closer the better : similarity of publication pairs at different cocitation levels (2018)
0.02
0.022682464 = product of:
0.090729855 = sum of:
0.090729855 = weight(_text_:van in 4214) [ClassicSimilarity], result of:
0.090729855 = score(doc=4214,freq=2.0), product of:
0.24542865 = queryWeight, product of:
5.5765896 = idf(docFreq=454, maxDocs=44218)
0.044010527 = queryNorm
0.36967915 = fieldWeight in 4214, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
5.5765896 = idf(docFreq=454, maxDocs=44218)
0.046875 = fieldNorm(doc=4214)
0.25 = coord(1/4)
-
Waltman, L.; Eck, N.J. van: ¬A new methodology for constructing a publication-level classification system of science : keyword maps in Google scholar citations (2012)
0.02
0.018902052 = product of:
0.07560821 = sum of:
0.07560821 = weight(_text_:van in 511) [ClassicSimilarity], result of:
0.07560821 = score(doc=511,freq=2.0), product of:
0.24542865 = queryWeight, product of:
5.5765896 = idf(docFreq=454, maxDocs=44218)
0.044010527 = queryNorm
0.30806595 = fieldWeight in 511, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
5.5765896 = idf(docFreq=454, maxDocs=44218)
0.0390625 = fieldNorm(doc=511)
0.25 = coord(1/4)