Ignizio, J.P.: ¬An Introduction to expert systems : the development and implementation of rule-based expert systems (1991)
0.04
0.037982773 = product of:
0.075965546 = sum of:
0.075965546 = product of:
0.15193109 = sum of:
0.15193109 = weight(_text_:j.p in 1710) [ClassicSimilarity], result of:
0.15193109 = score(doc=1710,freq=2.0), product of:
0.32628888 = queryWeight, product of:
7.0240583 = idf(docFreq=106, maxDocs=44218)
0.046453044 = queryNorm
0.4656337 = fieldWeight in 1710, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
7.0240583 = idf(docFreq=106, maxDocs=44218)
0.046875 = fieldNorm(doc=1710)
0.5 = coord(1/2)
0.5 = coord(1/2)