Graham, R.Y.: Subject no-hits in an academic library online catalog : an exploration of two potential ameliorations (2004)
0.00
0.004439707 = product of:
0.02663824 = sum of:
0.02663824 = weight(_text_:u in 178) [ClassicSimilarity], result of:
0.02663824 = score(doc=178,freq=2.0), product of:
0.12271895 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.037477795 = queryNorm
0.21706703 = fieldWeight in 178, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.046875 = fieldNorm(doc=178)
0.16666667 = coord(1/6)
- Theme
- Semantisches Umfeld in Indexierung u. Retrieval