Lian, T.; Yu, C.; Wang, W.; Yuan, Q.; Hou, Z.: Doctoral dissertations on tourism in China : a co-word analysis (2016)
0.01
0.009725915 = product of:
0.01945183 = sum of:
0.01945183 = product of:
0.03890366 = sum of:
0.03890366 = weight(_text_:t in 3178) [ClassicSimilarity], result of:
0.03890366 = score(doc=3178,freq=2.0), product of:
0.17876579 = queryWeight, product of:
3.9394085 = idf(docFreq=2338, maxDocs=44218)
0.04537884 = queryNorm
0.21762364 = fieldWeight in 3178, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9394085 = idf(docFreq=2338, maxDocs=44218)
0.0390625 = fieldNorm(doc=3178)
0.5 = coord(1/2)
0.5 = coord(1/2)