Hug, H.: Walser, M. : Retrieval in the ETH database using the UDC (1991)
0.02
0.016559707 = product of:
0.033119414 = sum of:
0.033119414 = product of:
0.06623883 = sum of:
0.06623883 = weight(_text_:r in 269) [ClassicSimilarity], result of:
0.06623883 = score(doc=269,freq=2.0), product of:
0.15092614 = queryWeight, product of:
3.3102584 = idf(docFreq=4387, maxDocs=44218)
0.045593463 = queryNorm
0.4388824 = fieldWeight in 269, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.3102584 = idf(docFreq=4387, maxDocs=44218)
0.09375 = fieldNorm(doc=269)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Tools for knowledge organization and the human interface. Proc. 1st Int. ISKO-Conf., Darmstadt, 14.-17.8.1990. Ed. R. Fugmann. Vol.2