Zhang, M.; Zhang, Y.: Professional organizations in Twittersphere : an empirical study of U.S. library and information science professional organizations-related Tweets (2020)
0.00
0.0011730484 = product of:
0.0023460968 = sum of:
0.0023460968 = product of:
0.0046921936 = sum of:
0.0046921936 = weight(_text_:s in 5775) [ClassicSimilarity], result of:
0.0046921936 = score(doc=5775,freq=2.0), product of:
0.055801827 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.05132441 = queryNorm
0.08408674 = fieldWeight in 5775, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0546875 = fieldNorm(doc=5775)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of the Association for Information Science and Technology. 71(2020) no.4, S.491-496