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Extracting the Information Backbone in Online System

Zhang, Qian-Ming ; Zeng, An ; Shang, Ming-Sheng

In: PLoS ONE, 2013, vol. 8, no. 5, p. e62624

Information overload is a serious problem in modern society and many solutions such as recommender system have been proposed to filter out irrelevant information. In the literature, researchers have been mainly dedicated to improving the recommendation performance (accuracy and diversity) of the algorithms while they have overlooked the influence of topology of the online user-object bipartite...