Search (2 results, page 1 of 1)
-
Sotudeh, H.; Horri, A.: ¬The citation performance of open access journals : a disciplinary investigation of citation distribution models (2007)
0.00
0.00201094 = product of: 0.00402188 = sum of: 0.00402188 = product of: 0.00804376 = sum of: 0.00804376 = weight(_text_:s in 4479) [ClassicSimilarity], result of: 0.00804376 = score(doc=4479,freq=2.0), product of: 0.055801827 = queryWeight, product of: 1.0872376 = idf(docFreq=40523, maxDocs=44218) 0.05132441 = queryNorm 0.14414869 = fieldWeight in 4479, product of: 1.4142135 = tf(freq=2.0), with freq of: 2.0 = termFreq=2.0 1.0872376 = idf(docFreq=40523, maxDocs=44218) 0.09375 = fieldNorm(doc=4479) 0.5 = coord(1/2) 0.5 = coord(1/2)
- Source
- Journal of the American Society for Information Science and Technology. 58(2007) no.13, S.2145-2156
-
Sotudeh, H.; Horri, A.: Tracking open access journals evolution : some considerations in open access data collection validation (2007)
0.00
0.00100547 = product of: 0.00201094 = sum of: 0.00201094 = product of: 0.00402188 = sum of: 0.00402188 = weight(_text_:s in 593) [ClassicSimilarity], result of: 0.00402188 = score(doc=593,freq=2.0), product of: 0.055801827 = queryWeight, product of: 1.0872376 = idf(docFreq=40523, maxDocs=44218) 0.05132441 = queryNorm 0.072074346 = fieldWeight in 593, product of: 1.4142135 = tf(freq=2.0), with freq of: 2.0 = termFreq=2.0 1.0872376 = idf(docFreq=40523, maxDocs=44218) 0.046875 = fieldNorm(doc=593) 0.5 = coord(1/2) 0.5 = coord(1/2)
- Source
- Journal of the American Society for Information Science and Technology. 58(2007) no.11, S.1578-1585