Kantor, P.; Kim, M.H.; Ibraev, U.; Atasoy, K.: Estimating the number of relevant documents in enormous collections (1999)
0.01
0.0067530405 = product of:
0.013506081 = sum of:
0.013506081 = product of:
0.027012162 = sum of:
0.027012162 = weight(_text_:u in 6690) [ClassicSimilarity], result of:
0.027012162 = score(doc=6690,freq=2.0), product of:
0.14932987 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.045604642 = queryNorm
0.1808892 = fieldWeight in 6690, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.0390625 = fieldNorm(doc=6690)
0.5 = coord(1/2)
0.5 = coord(1/2)
