Zhang, X.; Li, Y.; Liu, J.; Zhang, Y.: Effects of interaction design in digital libraries on user interactions (2008)
0.02
0.020366535 = product of:
0.04073307 = sum of:
0.04073307 = product of:
0.08146614 = sum of:
0.08146614 = weight(_text_:y in 1898) [ClassicSimilarity], result of:
0.08146614 = score(doc=1898,freq=4.0), product of:
0.21668325 = queryWeight, product of:
4.8124003 = idf(docFreq=976, maxDocs=44218)
0.045026023 = queryNorm
0.37596878 = fieldWeight in 1898, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
4.8124003 = idf(docFreq=976, maxDocs=44218)
0.0390625 = fieldNorm(doc=1898)
0.5 = coord(1/2)
0.5 = coord(1/2)
