Wongthontham, P.; Abu-Salih, B.: Ontology-based approach for semantic data extraction from social big data : state-of-the-art and research directions (2018)
0.00
0.0024315526 = product of:
0.019452421 = sum of:
0.019452421 = weight(_text_:retrieval in 4097) [ClassicSimilarity], result of:
0.019452421 = score(doc=4097,freq=2.0), product of:
0.09700725 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.032069415 = queryNorm
0.20052543 = fieldWeight in 4097, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.046875 = fieldNorm(doc=4097)
0.125 = coord(1/8)
- Theme
- Semantisches Umfeld in Indexierung u. Retrieval