Salton, G.; Buckley, C.: Term-weighting approaches in automatic text retrieval (1988)
0.01
0.0053568697 = product of:
0.021427479 = sum of:
0.021427479 = product of:
0.06428243 = sum of:
0.06428243 = weight(_text_:k in 1938) [ClassicSimilarity], result of:
0.06428243 = score(doc=1938,freq=2.0), product of:
0.13582034 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.03804728 = queryNorm
0.47329018 = fieldWeight in 1938, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.09375 = fieldNorm(doc=1938)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
- Footnote
- Wiederabgedruckt in: Readings in information retrieval. Ed.: K. Sparck Jones u. P. Willett. San Francisco: Morgan Kaufmann 1997. S.323-328.