Sihvonen, A.; Vakkari, P.: Subject knowledge improves interactive query expansion assisted by a thesaurus (2004)
0.01
0.0052569797 = product of:
0.026284898 = sum of:
0.0065712244 = weight(_text_:und in 4417) [ClassicSimilarity], result of:
0.0065712244 = score(doc=4417,freq=2.0), product of:
0.05366975 = queryWeight, product of:
2.216367 = idf(docFreq=13101, maxDocs=44218)
0.024215192 = queryNorm
0.12243814 = fieldWeight in 4417, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.216367 = idf(docFreq=13101, maxDocs=44218)
0.0390625 = fieldNorm(doc=4417)
0.0065712244 = weight(_text_:und in 4417) [ClassicSimilarity], result of:
0.0065712244 = score(doc=4417,freq=2.0), product of:
0.05366975 = queryWeight, product of:
2.216367 = idf(docFreq=13101, maxDocs=44218)
0.024215192 = queryNorm
0.12243814 = fieldWeight in 4417, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.216367 = idf(docFreq=13101, maxDocs=44218)
0.0390625 = fieldNorm(doc=4417)
0.0065712244 = weight(_text_:und in 4417) [ClassicSimilarity], result of:
0.0065712244 = score(doc=4417,freq=2.0), product of:
0.05366975 = queryWeight, product of:
2.216367 = idf(docFreq=13101, maxDocs=44218)
0.024215192 = queryNorm
0.12243814 = fieldWeight in 4417, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.216367 = idf(docFreq=13101, maxDocs=44218)
0.0390625 = fieldNorm(doc=4417)
0.0065712244 = weight(_text_:und in 4417) [ClassicSimilarity], result of:
0.0065712244 = score(doc=4417,freq=2.0), product of:
0.05366975 = queryWeight, product of:
2.216367 = idf(docFreq=13101, maxDocs=44218)
0.024215192 = queryNorm
0.12243814 = fieldWeight in 4417, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.216367 = idf(docFreq=13101, maxDocs=44218)
0.0390625 = fieldNorm(doc=4417)
0.2 = coord(4/20)
- Theme
- Konzeption und Anwendung des Prinzips Thesaurus