-
Cleverdon, C.W.; Mills, J.; Keen, M.: Factors determining the performance of indexing systems : ASLIB Cranfield research project (1966)
0.02
0.01895703 = product of:
0.03791406 = sum of:
0.03791406 = product of:
0.07582812 = sum of:
0.07582812 = weight(_text_:j in 5363) [ClassicSimilarity], result of:
0.07582812 = score(doc=5363,freq=2.0), product of:
0.1542809 = queryWeight, product of:
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.04855423 = queryNorm
0.4914939 = fieldWeight in 5363, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.109375 = fieldNorm(doc=5363)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Cleverdon, C.W.; Mills, J.: ¬The testing of index language devices (1963)
0.02
0.016248884 = product of:
0.032497767 = sum of:
0.032497767 = product of:
0.064995535 = sum of:
0.064995535 = weight(_text_:j in 577) [ClassicSimilarity], result of:
0.064995535 = score(doc=577,freq=2.0), product of:
0.1542809 = queryWeight, product of:
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.04855423 = queryNorm
0.4212805 = fieldWeight in 577, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.09375 = fieldNorm(doc=577)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Cleverdon, C.W.; Mills, J.: ¬The testing of index language devices (1997)
0.01
0.010832589 = product of:
0.021665178 = sum of:
0.021665178 = product of:
0.043330356 = sum of:
0.043330356 = weight(_text_:j in 576) [ClassicSimilarity], result of:
0.043330356 = score(doc=576,freq=2.0), product of:
0.1542809 = queryWeight, product of:
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.04855423 = queryNorm
0.28085366 = fieldWeight in 576, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.0625 = fieldNorm(doc=576)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Cleverdon, C.W.; Mills, J.: ¬The testing of index language devices (1985)
0.01
0.0054162946 = product of:
0.010832589 = sum of:
0.010832589 = product of:
0.021665178 = sum of:
0.021665178 = weight(_text_:j in 3643) [ClassicSimilarity], result of:
0.021665178 = score(doc=3643,freq=2.0), product of:
0.1542809 = queryWeight, product of:
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.04855423 = queryNorm
0.14042683 = fieldWeight in 3643, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.03125 = fieldNorm(doc=3643)
0.5 = coord(1/2)
0.5 = coord(1/2)