Beaulieu, M.; Jones, S.: Interactive searching and interface issues in the Okapi best match probabilistic retrieval system (1998)
0.02
0.02150976 = product of:
0.06452928 = sum of:
0.06452928 = product of:
0.12905855 = sum of:
0.12905855 = weight(_text_:jones in 430) [ClassicSimilarity], result of:
0.12905855 = score(doc=430,freq=2.0), product of:
0.27039436 = queryWeight, product of:
6.1714344 = idf(docFreq=250, maxDocs=44218)
0.04381386 = queryNorm
0.4772975 = fieldWeight in 430, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
6.1714344 = idf(docFreq=250, maxDocs=44218)
0.0546875 = fieldNorm(doc=430)
0.5 = coord(1/2)
0.33333334 = coord(1/3)
