Fidel, R.: Database design for information retrieval : a conceptual approach (1987)
0.02
0.018304234 = product of:
0.08541976 = sum of:
0.045632094 = weight(_text_:system in 8314) [ClassicSimilarity], result of:
0.045632094 = score(doc=8314,freq=4.0), product of:
0.07727166 = queryWeight, product of:
3.1495528 = idf(docFreq=5152, maxDocs=44218)
0.02453417 = queryNorm
0.5905411 = fieldWeight in 8314, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.1495528 = idf(docFreq=5152, maxDocs=44218)
0.09375 = fieldNorm(doc=8314)
0.0100241685 = weight(_text_:information in 8314) [ClassicSimilarity], result of:
0.0100241685 = score(doc=8314,freq=2.0), product of:
0.04306919 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.02453417 = queryNorm
0.23274569 = fieldWeight in 8314, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.09375 = fieldNorm(doc=8314)
0.029763501 = weight(_text_:retrieval in 8314) [ClassicSimilarity], result of:
0.029763501 = score(doc=8314,freq=2.0), product of:
0.07421378 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.02453417 = queryNorm
0.40105087 = fieldWeight in 8314, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.09375 = fieldNorm(doc=8314)
0.21428572 = coord(3/14)
- LCSH
- System design
- Subject
- System design
