Campanario, J.M.: Large increases and decreases in journal impact factors in only one year : the effect of journal self-citations (2011)
0.01
0.012251241 = product of:
0.024502482 = sum of:
0.024502482 = product of:
0.049004965 = sum of:
0.049004965 = weight(_text_:22 in 4187) [ClassicSimilarity], result of:
0.049004965 = score(doc=4187,freq=2.0), product of:
0.18094309 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.051671013 = queryNorm
0.2708308 = fieldWeight in 4187, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0546875 = fieldNorm(doc=4187)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Date
- 22. 1.2011 12:53:00