Davis, P.M.: Author-choice open-access publishing in the biological and medical literature : a citation analysis (2009)
0.04
0.036609896 = product of:
0.24406596 = sum of:
0.08135532 = weight(_text_:biologie in 2622) [ClassicSimilarity], result of:
0.08135532 = score(doc=2622,freq=2.0), product of:
0.15960093 = queryWeight, product of:
6.590942 = idf(docFreq=164, maxDocs=44218)
0.024215192 = queryNorm
0.50974214 = fieldWeight in 2622, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
6.590942 = idf(docFreq=164, maxDocs=44218)
0.0546875 = fieldNorm(doc=2622)
0.08135532 = weight(_text_:biologie in 2622) [ClassicSimilarity], result of:
0.08135532 = score(doc=2622,freq=2.0), product of:
0.15960093 = queryWeight, product of:
6.590942 = idf(docFreq=164, maxDocs=44218)
0.024215192 = queryNorm
0.50974214 = fieldWeight in 2622, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
6.590942 = idf(docFreq=164, maxDocs=44218)
0.0546875 = fieldNorm(doc=2622)
0.08135532 = weight(_text_:biologie in 2622) [ClassicSimilarity], result of:
0.08135532 = score(doc=2622,freq=2.0), product of:
0.15960093 = queryWeight, product of:
6.590942 = idf(docFreq=164, maxDocs=44218)
0.024215192 = queryNorm
0.50974214 = fieldWeight in 2622, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
6.590942 = idf(docFreq=164, maxDocs=44218)
0.0546875 = fieldNorm(doc=2622)
0.15 = coord(3/20)
- Field
- Biologie