Laan, H. van der; Mettrop, W.: Werkgroep IRT (1) : search engines aan de tand gevoeld (1998)
0.06
0.057171702 = product of:
0.114343405 = sum of:
0.105851494 = weight(_text_:van in 3260) [ClassicSimilarity], result of:
0.105851494 = score(doc=3260,freq=2.0), product of:
0.24542865 = queryWeight, product of:
5.5765896 = idf(docFreq=454, maxDocs=44218)
0.044010527 = queryNorm
0.43129233 = fieldWeight in 3260, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
5.5765896 = idf(docFreq=454, maxDocs=44218)
0.0546875 = fieldNorm(doc=3260)
0.008491908 = product of:
0.016983816 = sum of:
0.016983816 = weight(_text_:der in 3260) [ClassicSimilarity], result of:
0.016983816 = score(doc=3260,freq=2.0), product of:
0.098309256 = queryWeight, product of:
2.2337668 = idf(docFreq=12875, maxDocs=44218)
0.044010527 = queryNorm
0.17275909 = fieldWeight in 3260, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.2337668 = idf(docFreq=12875, maxDocs=44218)
0.0546875 = fieldNorm(doc=3260)
0.5 = coord(1/2)
0.5 = coord(2/4)