Salton, G.; Allan, J.; Buckley, C.; Singhal, A.: Automatic analysis, theme generation, and summarization of machine readable texts (1994)
0.01
0.0070104985 = product of:
0.017526247 = sum of:
0.009632425 = weight(_text_:a in 1949) [ClassicSimilarity], result of:
0.009632425 = score(doc=1949,freq=4.0), product of:
0.053464882 = queryWeight, product of:
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.046368346 = queryNorm
0.18016359 = fieldWeight in 1949, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.078125 = fieldNorm(doc=1949)
0.007893822 = product of:
0.015787644 = sum of:
0.015787644 = weight(_text_:information in 1949) [ClassicSimilarity], result of:
0.015787644 = score(doc=1949,freq=2.0), product of:
0.08139861 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.046368346 = queryNorm
0.19395474 = fieldWeight in 1949, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.078125 = fieldNorm(doc=1949)
0.5 = coord(1/2)
0.4 = coord(2/5)
- Footnote
- Wiederabgedruckt in: Readings in information retrieval. Ed.: K. Sparck Jones u. P. Willett. San Francisco: Morgan Kaufmann 1997. S.478-483.
- Type
- a