Behnert, C.; Lewandowski, D.: ¬A framework for designing retrieval effectiveness studies of library information systems using human relevance assessments (2017)
0.00
0.002290387 = product of:
0.004580774 = sum of:
0.004580774 = product of:
0.009161548 = sum of:
0.009161548 = weight(_text_:d in 3700) [ClassicSimilarity], result of:
0.009161548 = score(doc=3700,freq=2.0), product of:
0.08729101 = queryWeight, product of:
1.899872 = idf(docFreq=17979, maxDocs=44218)
0.045945734 = queryNorm
0.104954086 = fieldWeight in 3700, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.899872 = idf(docFreq=17979, maxDocs=44218)
0.0390625 = fieldNorm(doc=3700)
0.5 = coord(1/2)
0.5 = coord(1/2)