Hock, R.E.: How to do field searching in Web search engines : a field trip (1998)
0.06
0.06445197 = product of:
0.12890394 = sum of:
0.12890394 = sum of:
0.049044564 = weight(_text_:web in 3601) [ClassicSimilarity], result of:
0.049044564 = score(doc=3601,freq=2.0), product of:
0.17002425 = queryWeight, product of:
3.2635105 = idf(docFreq=4597, maxDocs=44218)
0.052098576 = queryNorm
0.2884563 = fieldWeight in 3601, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2635105 = idf(docFreq=4597, maxDocs=44218)
0.0625 = fieldNorm(doc=3601)
0.079859376 = weight(_text_:22 in 3601) [ClassicSimilarity], result of:
0.079859376 = score(doc=3601,freq=4.0), product of:
0.18244034 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.052098576 = queryNorm
0.4377287 = fieldWeight in 3601, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0625 = fieldNorm(doc=3601)
0.5 = coord(1/2)
- Source
- Online. 22(1998) no.3, S.18-22