Carroll, J.M.: Making use : scenario-based design of human-computer interactions (2000)
0.01
0.009138869 = product of:
0.07311095 = sum of:
0.07311095 = weight(_text_:computer in 6946) [ClassicSimilarity], result of:
0.07311095 = score(doc=6946,freq=2.0), product of:
0.1508923 = queryWeight, product of:
3.6545093 = idf(docFreq=3109, maxDocs=44218)
0.04128935 = queryNorm
0.48452407 = fieldWeight in 6946, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.6545093 = idf(docFreq=3109, maxDocs=44218)
0.09375 = fieldNorm(doc=6946)
0.125 = coord(1/8)