Simons, W.W.; Tansey, L.: ¬A Slide Classification System for the organization and automatic indexing of interdisciplinary collections of slides and pictures (1970)
0.01
0.013047772 = product of:
0.06523886 = sum of:
0.06523886 = weight(_text_:system in 3558) [ClassicSimilarity], result of:
0.06523886 = score(doc=3558,freq=2.0), product of:
0.13391352 = queryWeight, product of:
3.1495528 = idf(docFreq=5152, maxDocs=44218)
0.04251826 = queryNorm
0.4871716 = fieldWeight in 3558, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.1495528 = idf(docFreq=5152, maxDocs=44218)
0.109375 = fieldNorm(doc=3558)
0.2 = coord(1/5)
