Warner, A.J.: Natural language processing (1987)
0.27
0.27298093 = product of:
0.54596186 = sum of:
0.54596186 = sum of:
0.44145125 = weight(_text_:a.j in 337) [ClassicSimilarity], result of:
0.44145125 = score(doc=337,freq=2.0), product of:
0.3469777 = queryWeight, product of:
7.1970778 = idf(docFreq=89, maxDocs=44218)
0.048210915 = queryNorm
1.2722756 = fieldWeight in 337, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
7.1970778 = idf(docFreq=89, maxDocs=44218)
0.125 = fieldNorm(doc=337)
0.10451062 = weight(_text_:22 in 337) [ClassicSimilarity], result of:
0.10451062 = score(doc=337,freq=2.0), product of:
0.16882642 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.048210915 = queryNorm
0.61904186 = fieldWeight in 337, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.125 = fieldNorm(doc=337)
0.5 = coord(1/2)
- Source
- Annual review of information science and technology. 22(1987), S.79-108