Ning, X.; Jin, H.; Jia, W.; Yuan, P.: Practical and effective IR-style keyword search over semantic web (2009)
0.00
0.0011730484 = product of:
0.0023460968 = sum of:
0.0023460968 = product of:
0.0046921936 = sum of:
0.0046921936 = weight(_text_:s in 4213) [ClassicSimilarity], result of:
0.0046921936 = score(doc=4213,freq=2.0), product of:
0.055801827 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.05132441 = queryNorm
0.08408674 = fieldWeight in 4213, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0546875 = fieldNorm(doc=4213)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information processing and management. 45(2009) no.2, S.263-271