Principles underlying subject heading languages (SHLs) (1999)
0.03
0.033510722 = product of:
0.10053217 = sum of:
0.10053217 = product of:
0.20106433 = sum of:
0.20106433 = weight(_text_:dc22 in 1659) [ClassicSimilarity], result of:
0.20106433 = score(doc=1659,freq=4.0), product of:
0.29890686 = queryWeight, product of:
7.1750984 = idf(docFreq=91, maxDocs=44218)
0.041658923 = queryNorm
0.6726655 = fieldWeight in 1659, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
7.1750984 = idf(docFreq=91, maxDocs=44218)
0.046875 = fieldNorm(doc=1659)
0.5 = coord(1/2)
0.33333334 = coord(1/3)
- Classification
- 025.4/9 / dc22
- DDC
- 025.4/9 / dc22
