Cowie, J.; Lehner, W.: Information extraction (1996)
0.02
0.018976925 = product of:
0.03795385 = sum of:
0.03795385 = product of:
0.113861546 = sum of:
0.113861546 = weight(_text_:w in 6827) [ClassicSimilarity], result of:
0.113861546 = score(doc=6827,freq=2.0), product of:
0.1690189 = queryWeight, product of:
3.8108058 = idf(docFreq=2659, maxDocs=44218)
0.044352535 = queryNorm
0.67366165 = fieldWeight in 6827, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.8108058 = idf(docFreq=2659, maxDocs=44218)
0.125 = fieldNorm(doc=6827)
0.33333334 = coord(1/3)
0.5 = coord(1/2)