Borgman, C.L.; Walter, V.A.; Rosenberg, J.: ¬The Science Library Catalog project : comparison of children's searching behaviour in hypertext and a keyword search system (1991)
0.01
0.010576756 = product of:
0.03701864 = sum of:
0.024679095 = weight(_text_:j in 2779) [ClassicSimilarity], result of:
0.024679095 = score(doc=2779,freq=4.0), product of:
0.09941551 = queryWeight, product of:
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.031287372 = queryNorm
0.2482419 = fieldWeight in 2779, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.0390625 = fieldNorm(doc=2779)
0.012339547 = product of:
0.024679095 = sum of:
0.024679095 = weight(_text_:j in 2779) [ClassicSimilarity], result of:
0.024679095 = score(doc=2779,freq=4.0), product of:
0.09941551 = queryWeight, product of:
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.031287372 = queryNorm
0.2482419 = fieldWeight in 2779, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.0390625 = fieldNorm(doc=2779)
0.5 = coord(1/2)
0.2857143 = coord(2/7)
- Source
- ASIS '91: systems understanding people. Proc. of the 54th Annual Meeting of the ASIS, vol.28, Washington, DC, 27.-31.10.1991. Ed.: J.-M. Griffiths