Lancaster, F.W.; Ulvila, J.W.; Humphrey, S.M.; Smith, L.C.; Allen, B.; Herner, S.: Evaluation of interactive knowledge-based systems : overview and design for empirical testing (1996)
0.00
0.0014809973 = product of:
0.0029619946 = sum of:
0.0029619946 = product of:
0.005923989 = sum of:
0.005923989 = weight(_text_:s in 3000) [ClassicSimilarity], result of:
0.005923989 = score(doc=3000,freq=4.0), product of:
0.04981633 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.045819174 = queryNorm
0.118916616 = fieldWeight in 3000, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0546875 = fieldNorm(doc=3000)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of the American Society for Information Science. 47(1996) no.1, S.57-69
