Carstens, C.: Ontology based query expansion : retrieval support for the domain of educational research (2012)
0.01
0.0076535167 = product of:
0.0459211 = sum of:
0.0459211 = weight(_text_:k in 4655) [ClassicSimilarity], result of:
0.0459211 = score(doc=4655,freq=4.0), product of:
0.11761237 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.03294669 = queryNorm
0.39044446 = fieldWeight in 4655, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.0546875 = fieldNorm(doc=4655)
0.16666667 = coord(1/6)
- Classification
- BCAQ (FH K)
- GHBS
- BCAQ (FH K)