Cooper, M.D.: Design considerations in instrumenting and monitoring Web-based information retrieval systems (1998)
0.00
4.9469766E-4 = product of:
9.893953E-4 = sum of:
9.893953E-4 = product of:
0.0029681858 = sum of:
0.0029681858 = weight(_text_:s in 1793) [ClassicSimilarity], result of:
0.0029681858 = score(doc=1793,freq=2.0), product of:
0.049418733 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.04545348 = queryNorm
0.060061958 = fieldWeight in 1793, 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=1793)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Source
- Journal of the American Society for Information Science. 49(1998) no.10, S.903-919