Cleverdon, C.W.; Mills, J.: ¬The testing of index language devices (1963)
0.02
0.01801507 = product of:
0.03603014 = sum of:
0.03603014 = product of:
0.07206028 = sum of:
0.07206028 = weight(_text_:u in 577) [ClassicSimilarity], result of:
0.07206028 = score(doc=577,freq=2.0), product of:
0.16598624 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.050691422 = queryNorm
0.43413407 = fieldWeight in 577, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.09375 = fieldNorm(doc=577)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Footnote
- Wiederabgedruckt in: Readings in information retrieval. Ed.: K. Sparck Jones u. P. Willett. San Francisco: Morgan Kaufmann 1997. S.98-110.