Shoffner, M.; Greenberg, J.; Kramer-Duffield, J.; Woodbury, D.: Web 2.0 semantic systems : collaborative learning in science (2008)
0.01
0.014611082 = product of:
0.036527704 = sum of:
0.025554344 = weight(_text_:j in 2661) [ClassicSimilarity], result of:
0.025554344 = score(doc=2661,freq=4.0), product of:
0.12867662 = queryWeight, product of:
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.04049623 = queryNorm
0.19859353 = fieldWeight in 2661, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.03125 = fieldNorm(doc=2661)
0.01097336 = product of:
0.02194672 = sum of:
0.02194672 = weight(_text_:22 in 2661) [ClassicSimilarity], result of:
0.02194672 = score(doc=2661,freq=2.0), product of:
0.1418109 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.04049623 = queryNorm
0.15476047 = fieldWeight in 2661, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03125 = fieldNorm(doc=2661)
0.5 = coord(1/2)
0.4 = coord(2/5)
- Source
- Metadata for semantic and social applications : proceedings of the International Conference on Dublin Core and Metadata Applications, Berlin, 22 - 26 September 2008, DC 2008: Berlin, Germany / ed. by Jane Greenberg and Wolfgang Klas
