Bordoni, L.; Pazienza, M.T.: Documents automatic indexing in an environmental domain (1997)
0.01
0.007242508 = product of:
0.028970033 = sum of:
0.028970033 = product of:
0.07242508 = sum of:
0.03703476 = weight(_text_:28 in 530) [ClassicSimilarity], result of:
0.03703476 = score(doc=530,freq=2.0), product of:
0.13367462 = queryWeight, product of:
3.5822632 = idf(docFreq=3342, maxDocs=44218)
0.03731569 = queryNorm
0.27705154 = fieldWeight in 530, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5822632 = idf(docFreq=3342, maxDocs=44218)
0.0546875 = fieldNorm(doc=530)
0.035390325 = weight(_text_:22 in 530) [ClassicSimilarity], result of:
0.035390325 = score(doc=530,freq=2.0), product of:
0.13067318 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03731569 = queryNorm
0.2708308 = fieldWeight in 530, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0546875 = fieldNorm(doc=530)
0.4 = coord(2/5)
0.25 = coord(1/4)
- Source
- International forum on information and documentation. 22(1997) no.1, S.17-28