-
Li, X.; Thelwall, M.; Kousha, K.: ¬The role of arXiv, RePEc, SSRN and PMC in formal scholarly communication (2015)
0.01
0.0077912677 = product of:
0.011686902 = sum of:
0.002621581 = weight(_text_:s in 2593) [ClassicSimilarity], result of:
0.002621581 = score(doc=2593,freq=2.0), product of:
0.043647945 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.04014573 = queryNorm
0.060061958 = fieldWeight in 2593, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0390625 = fieldNorm(doc=2593)
0.009065321 = product of:
0.02719596 = sum of:
0.02719596 = weight(_text_:22 in 2593) [ClassicSimilarity], result of:
0.02719596 = score(doc=2593,freq=2.0), product of:
0.1405835 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.04014573 = queryNorm
0.19345059 = fieldWeight in 2593, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0390625 = fieldNorm(doc=2593)
0.33333334 = coord(1/3)
0.6666667 = coord(2/3)
- Date
- 20. 1.2015 18:30:22
- Source
- Aslib journal of information management. 67(2015) no.6, S.614-635
-
Thelwall, M.; Li, X.; Barjak, F.; Robinson, S.: Assessing the international web connectivity of research groups (2008)
0.00
0.0012358251 = product of:
0.0037074753 = sum of:
0.0037074753 = weight(_text_:s in 1401) [ClassicSimilarity], result of:
0.0037074753 = score(doc=1401,freq=4.0), product of:
0.043647945 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.04014573 = queryNorm
0.08494043 = fieldWeight in 1401, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0390625 = fieldNorm(doc=1401)
0.33333334 = coord(1/3)
- Source
- Aslib proceedings. 60(2008) no.1, S.18-31
-
Barjak, F.; Li, X.; Thelwall, M.: Which factors explain the Web impact of scientists' personal homepages? (2007)
0.00
6.990883E-4 = product of:
0.0020972649 = sum of:
0.0020972649 = weight(_text_:s in 73) [ClassicSimilarity], result of:
0.0020972649 = score(doc=73,freq=2.0), product of:
0.043647945 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.04014573 = queryNorm
0.048049565 = fieldWeight in 73, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.03125 = fieldNorm(doc=73)
0.33333334 = coord(1/3)
- Source
- Journal of the American Society for Information Science and Technology. 58(2007) no.2, S.200-211