Wongthontham, P.; Abu-Salih, B.: Ontology-based approach for semantic data extraction from social big data : state-of-the-art and research directions (2018)
0.01
0.0057157143 = product of:
0.02857857 = sum of:
0.02857857 = weight(_text_:b in 4097) [ClassicSimilarity], result of:
0.02857857 = score(doc=4097,freq=2.0), product of:
0.12167959 = queryWeight, product of:
3.542962 = idf(docFreq=3476, maxDocs=44218)
0.03434403 = queryNorm
0.23486741 = fieldWeight in 4097, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.542962 = idf(docFreq=3476, maxDocs=44218)
0.046875 = fieldNorm(doc=4097)
0.2 = coord(1/5)
