Principles underlying subject heading languages (SHLs) (1999)
0.03
0.032111652 = product of:
0.09633496 = sum of:
0.09633496 = product of:
0.19266991 = sum of:
0.19266991 = weight(_text_:dc22 in 1659) [ClassicSimilarity], result of:
0.19266991 = score(doc=1659,freq=4.0), product of:
0.28642753 = queryWeight, product of:
7.1750984 = idf(docFreq=91, maxDocs=44218)
0.039919667 = 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
