Sieverts, E.G.; Hofstede, M.; Haak, P.H.; Nieuwenhuysen, P.; Scheepsma, G.M.A.; Veeger, L.; Vis, G.C.: Software for information storage and retrieval tested, evaluated and compared : Pt. 2: Classical retrieval systems (1991)
0.01
0.008811233 = product of:
0.044056162 = sum of:
0.044056162 = product of:
0.088112324 = sum of:
0.088112324 = weight(_text_:l in 5047) [ClassicSimilarity], result of:
0.088112324 = score(doc=5047,freq=2.0), product of:
0.16720577 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.04206802 = queryNorm
0.52696943 = fieldWeight in 5047, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.09375 = fieldNorm(doc=5047)
0.5 = coord(1/2)
0.2 = coord(1/5)
