Pan, M.; Huang, J.X.; He, T.; Mao, Z.; Ying, Z.; Tu, X.: ¬A simple kernel co-occurrence-based enhancement for pseudo-relevance feedback (2020)
0.00
0.0013131249 = product of:
0.0026262498 = sum of:
0.0026262498 = product of:
0.0052524996 = sum of:
0.0052524996 = weight(_text_:e in 5678) [ClassicSimilarity], result of:
0.0052524996 = score(doc=5678,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.07940422 = fieldWeight in 5678, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0390625 = fieldNorm(doc=5678)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e