Magennis, M.: Expert rule-based query expansion (1995)
0.01
0.006881708 = product of:
0.03440854 = sum of:
0.03440854 = weight(_text_:u in 5181) [ClassicSimilarity], result of:
0.03440854 = score(doc=5181,freq=2.0), product of:
0.13587062 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.041494254 = queryNorm
0.25324488 = fieldWeight in 5181, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.0546875 = fieldNorm(doc=5181)
0.2 = coord(1/5)
- Theme
- Semantisches Umfeld in Indexierung u. Retrieval
