Golub, K.; Soergel, D.; Buchanan, G.; Tudhope, D.; Lykke, M.; Hiom, D.: ¬A framework for evaluating automatic indexing or classification in the context of retrieval (2016)
0.01
0.0058250604 = product of:
0.011650121 = sum of:
0.011650121 = product of:
0.03495036 = sum of:
0.03495036 = weight(_text_:k in 3311) [ClassicSimilarity], result of:
0.03495036 = score(doc=3311,freq=2.0), product of:
0.17722926 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.049647138 = queryNorm
0.19720423 = fieldWeight in 3311, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.0390625 = fieldNorm(doc=3311)
0.33333334 = coord(1/3)
0.5 = coord(1/2)