Abbas, J.: Out of the mouths of middle school children : I. developing user-defined controlled vocabularies for subject access in a digital library (2005)
0.01
0.005890609 = product of:
0.035343654 = sum of:
0.035343654 = weight(_text_:i in 4816) [ClassicSimilarity], result of:
0.035343654 = score(doc=4816,freq=2.0), product of:
0.14135611 = queryWeight, product of:
3.7717297 = idf(docFreq=2765, maxDocs=44218)
0.037477795 = queryNorm
0.25003272 = fieldWeight in 4816, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.7717297 = idf(docFreq=2765, maxDocs=44218)
0.046875 = fieldNorm(doc=4816)
0.16666667 = coord(1/6)
