Barker, A.L.: Non-Boolean searching on commercial online systems : optimising use of Dialog TARGET and ESA/IRS QUESTQUORUM (1995)
0.00
0.0018383748 = product of:
0.0036767495 = sum of:
0.0036767495 = product of:
0.007353499 = sum of:
0.007353499 = weight(_text_:e in 3853) [ClassicSimilarity], result of:
0.007353499 = score(doc=3853,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.1111659 = fieldWeight in 3853, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0546875 = fieldNorm(doc=3853)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
