Jacob, E.K.; Albrechtsen, H.; George, N.: Empirical analysis and evaluation of a metadata scheme for representing pedagogical resources in a digital library for educators (2006)
0.01
0.0054537486 = product of:
0.016361246 = sum of:
0.016361246 = weight(_text_:h in 2518) [ClassicSimilarity], result of:
0.016361246 = score(doc=2518,freq=2.0), product of:
0.09934133 = queryWeight, product of:
2.4844491 = idf(docFreq=10020, maxDocs=44218)
0.039985254 = queryNorm
0.16469726 = fieldWeight in 2518, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.4844491 = idf(docFreq=10020, maxDocs=44218)
0.046875 = fieldNorm(doc=2518)
0.33333334 = coord(1/3)
