Mandala, R.; Tokunaga, T.; Tanaka, H.: Query expansion using heterogeneous thesauri (2000)
0.02
0.023342196 = product of:
0.04668439 = sum of:
0.04668439 = product of:
0.09336878 = sum of:
0.09336878 = weight(_text_:t in 1277) [ClassicSimilarity], result of:
0.09336878 = score(doc=1277,freq=2.0), product of:
0.17876579 = queryWeight, product of:
3.9394085 = idf(docFreq=2338, maxDocs=44218)
0.04537884 = queryNorm
0.5222967 = fieldWeight in 1277, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9394085 = idf(docFreq=2338, maxDocs=44218)
0.09375 = fieldNorm(doc=1277)
0.5 = coord(1/2)
0.5 = coord(1/2)