O'Brien, H.L.; Toms, E.G.: What is user engagement? : a conceptual framework for defining user engagement with technology (2008)
0.01
0.009724001 = product of:
0.038896006 = sum of:
0.038896006 = weight(_text_:22 in 1721) [ClassicSimilarity], result of:
0.038896006 = score(doc=1721,freq=2.0), product of:
0.20106429 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.057416923 = queryNorm
0.19345059 = fieldWeight in 1721, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0390625 = fieldNorm(doc=1721)
0.25 = coord(1/4)
- Date
- 21. 3.2008 13:39:22