Hartley, J.; Sydes, M.; Blurton, A.: Obtaining information accurately and quickly : are structured abstracts more efficient? (1996)
0.01
0.0064048334 = product of:
0.012809667 = sum of:
0.012809667 = product of:
0.025619334 = sum of:
0.025619334 = weight(_text_:22 in 7673) [ClassicSimilarity], result of:
0.025619334 = score(doc=7673,freq=2.0), product of:
0.13243347 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.037818365 = queryNorm
0.19345059 = fieldWeight in 7673, 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=7673)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of information science. 22(1996) no.5, S.349-356