Lin, W.; Yueh, H.-P.; Wu, H.-Y.; Fu, L.-C.: Developing a service robot for a children's library : a design-based research approach (2014)
0.00
0.004402651 = product of:
0.008805302 = sum of:
0.008805302 = product of:
0.026415905 = sum of:
0.026415905 = weight(_text_:h in 1198) [ClassicSimilarity], result of:
0.026415905 = score(doc=1198,freq=4.0), product of:
0.113413334 = queryWeight, product of:
2.4844491 = idf(docFreq=10020, maxDocs=44218)
0.045649286 = queryNorm
0.2329171 = fieldWeight in 1198, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
2.4844491 = idf(docFreq=10020, maxDocs=44218)
0.046875 = fieldNorm(doc=1198)
0.33333334 = coord(1/3)
0.5 = coord(1/2)