Travis, I.L.; Fidel, R.: Subject analysis (1982)
0.01
0.0055937488 = product of:
0.033562493 = sum of:
0.033562493 = product of:
0.067124985 = sum of:
0.067124985 = weight(_text_:r in 317) [ClassicSimilarity], result of:
0.067124985 = score(doc=317,freq=2.0), product of:
0.11470895 = queryWeight, product of:
3.3102584 = idf(docFreq=4387, maxDocs=44218)
0.03465257 = queryNorm
0.5851765 = fieldWeight in 317, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.3102584 = idf(docFreq=4387, maxDocs=44218)
0.125 = fieldNorm(doc=317)
0.5 = coord(1/2)
0.16666667 = coord(1/6)