Rada, R.; Barlow, J.; Potharst, J.; Zanstra, P.; Bijstra, D.: Document ranking using an enriched thesaurus (1991)
0.01
0.008317542 = product of:
0.04158771 = sum of:
0.04158771 = weight(_text_:j in 6626) [ClassicSimilarity], result of:
0.04158771 = score(doc=6626,freq=4.0), product of:
0.13960746 = queryWeight, product of:
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.04393631 = queryNorm
0.2978903 = fieldWeight in 6626, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.046875 = fieldNorm(doc=6626)
0.2 = coord(1/5)