Haustein, S.; Tunger, D.: Sziento- und bibliometrische Verfahren (2013)
0.02
0.023088738 = product of:
0.069266215 = sum of:
0.043661114 = weight(_text_:und in 730) [ClassicSimilarity], result of:
0.043661114 = score(doc=730,freq=6.0), product of:
0.10294078 = queryWeight, product of:
2.216367 = idf(docFreq=13101, maxDocs=44218)
0.04644573 = queryNorm
0.42413816 = fieldWeight in 730, product of:
2.4494898 = tf(freq=6.0), with freq of:
6.0 = termFreq=6.0
2.216367 = idf(docFreq=13101, maxDocs=44218)
0.078125 = fieldNorm(doc=730)
0.025605101 = weight(_text_:der in 730) [ClassicSimilarity], result of:
0.025605101 = score(doc=730,freq=2.0), product of:
0.10374893 = queryWeight, product of:
2.2337668 = idf(docFreq=12875, maxDocs=44218)
0.04644573 = queryNorm
0.2467987 = fieldWeight in 730, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.2337668 = idf(docFreq=12875, maxDocs=44218)
0.078125 = fieldNorm(doc=730)
0.33333334 = coord(2/6)
- Source
- Grundlagen der praktischen Information und Dokumentation. Handbuch zur Einführung in die Informationswissenschaft und -praxis. 6., völlig neu gefaßte Ausgabe. Hrsg. von R. Kuhlen, W. Semar u. D. Strauch. Begründet von Klaus Laisiepen, Ernst Lutterbeck, Karl-Heinrich Meyer-Uhlenried
Haustein, S.; Sugimoto, C.; Larivière, V.: Social media in scholarly communication : Guest editorial (2015)
0.01
0.0057068877 = product of:
0.017120663 = sum of:
0.0076815304 = weight(_text_:der in 3809) [ClassicSimilarity], result of:
0.0076815304 = score(doc=3809,freq=2.0), product of:
0.10374893 = queryWeight, product of:
2.2337668 = idf(docFreq=12875, maxDocs=44218)
0.04644573 = queryNorm
0.07403961 = fieldWeight in 3809, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.2337668 = idf(docFreq=12875, maxDocs=44218)
0.0234375 = fieldNorm(doc=3809)
0.009439133 = product of:
0.018878266 = sum of:
0.018878266 = weight(_text_:22 in 3809) [ClassicSimilarity], result of:
0.018878266 = score(doc=3809,freq=2.0), product of:
0.16264504 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.04644573 = queryNorm
0.116070345 = fieldWeight in 3809, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0234375 = fieldNorm(doc=3809)
0.5 = coord(1/2)
0.33333334 = coord(2/6)
- Date
- 20. 1.2015 18:30:22
- Footnote
- Teil eines Special Issue: Social Media Metrics in Scholarly Communication: exploring tweets, blogs, likes and other altmetrics. Der Beitrag ist frei verfügbar.