Gonçalves, M.A.; Moreira, B.L.; Fox, E.A.; Watson, L.T.: "What is a good digital library?" : a quality model for digital libraries (2007)
0.02
0.019918546 = product of:
0.039837092 = sum of:
0.039837092 = product of:
0.079674184 = sum of:
0.079674184 = weight(_text_:2007 in 937) [ClassicSimilarity], result of:
0.079674184 = score(doc=937,freq=5.0), product of:
0.20205033 = queryWeight, product of:
4.514535 = idf(docFreq=1315, maxDocs=44218)
0.044755515 = queryNorm
0.39432842 = fieldWeight in 937, product of:
2.236068 = tf(freq=5.0), with freq of:
5.0 = termFreq=5.0
4.514535 = idf(docFreq=1315, maxDocs=44218)
0.0390625 = fieldNorm(doc=937)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information processing and management. 43(2007) no.5, S.1416-1437
- Year
- 2007
