Efthimiadis, E.N.: Interactive query expansion : a user-based evaluation in a relevance feedback environment (2000)
0.01
0.010376347 = product of:
0.04150539 = sum of:
0.04150539 = weight(_text_:indexierung in 5701) [ClassicSimilarity], result of:
0.04150539 = score(doc=5701,freq=2.0), product of:
0.17463255 = queryWeight, product of:
5.377919 = idf(docFreq=554, maxDocs=44218)
0.03247214 = queryNorm
0.23767269 = fieldWeight in 5701, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
5.377919 = idf(docFreq=554, maxDocs=44218)
0.03125 = fieldNorm(doc=5701)
0.25 = coord(1/4)
- Theme
- Semantisches Umfeld in Indexierung u. Retrieval