Pejtersen, A.M.: Search strategies and database design (1988)
0.09
0.0920143 = product of:
0.1840286 = sum of:
0.1840286 = product of:
0.3680572 = sum of:
0.3680572 = weight(_text_:s.e in 3110) [ClassicSimilarity], result of:
0.3680572 = score(doc=3110,freq=2.0), product of:
0.3392108 = queryWeight, product of:
7.014756 = idf(docFreq=107, maxDocs=44218)
0.04835675 = queryNorm
1.0850397 = fieldWeight in 3110, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
7.014756 = idf(docFreq=107, maxDocs=44218)
0.109375 = fieldNorm(doc=3110)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Tasks, error and models. Ed.: L.P. Goddstein, H.B. Andersen u. S.E. Olsen