"Whether you realize it or not, you're already familiar with controlled vocabularies. The Library of Congress subject headings and Yahoo's search criteria are a couple of examples. So, as you've probably guessed by now, controlled vocabularies are predete
Online reference managers are extraordinary productivity tools, but it would be a mistake to take this as their primary interest for the academic community. As it is often the case for social software services, online reference managers are becoming power
While professionally created metadata are often considered of high quality, it is costly in terms of time and effort to produce. User created metadata is a third approach, and this paper focuses on grassroots community classification of digital assets.