Wang, X.; Zhang, M.; Fan, W.; Zhao, K.: Understanding the spread of COVID-19 misinformation on social media : the effects of topics and a political leader's nudge (2022)
0.01
0.0089064855 = product of:
0.017812971 = sum of:
0.017812971 = product of:
0.035625942 = sum of:
0.035625942 = weight(_text_:w in 549) [ClassicSimilarity], result of:
0.035625942 = score(doc=549,freq=2.0), product of:
0.14102408 = queryWeight, product of:
3.8108058 = idf(docFreq=2659, maxDocs=44218)
0.037006367 = queryNorm
0.2526231 = fieldWeight in 549, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.8108058 = idf(docFreq=2659, maxDocs=44218)
0.046875 = fieldNorm(doc=549)
0.5 = coord(1/2)
0.5 = coord(1/2)