Facing competition from Web-based information service development,academic librarians need to find ways to attract more users to the physical library buildings.
With the rapid development of Web2.0 technology,more and more social annotation systems are emerging,such as Del.icio.us,Flickr,YouTube,and CiteULike.These syst
Purpose:In the Web 2.0 era,leveraging the collective power of user knowledge contributions has become an important part of the study of collective intelligence.