Abstract
As Web 2.0 services emphasize the integration of distributed information and applications on a network, we gleaned from science citation index expanded (SCI-EXPANED) and Social Sciences Citation Index (SSCI) database on web of science, concerning advances in collaboration research in Web 2.0. The result indicates that the number of publication literatures on this topic mainly distributes in recent 7 years, and citations reach climax of 22 in 2013. The main research territory is USA, accounting for 40%. And from the analysis of research area, Engineering accounts for 40%. Overall, the related research topics can be classified in four areas: annotation system for knowledge sharing, determinants of knowledge sharing using Web 2.0, adoption of Web 2.0 for knowledge sharing and knowledge sharing successes in Web 2.0.
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