Finding the Best Source of Information by means of a Socially-enabled Search Engine
Fosci Paolo, Giuseppe Psaila · Frontiers in artificial intelligence and applications · 2012
In the era of Web 2.0, users strongly contribute to blogs, providing their opinions and useful information about specific topics; typically, users that are interested in a topic looks for related blogs in pull mode. But social networks have become even more effective in disseminating opinions and information in push mode, because users directly receive tweets and posts.