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WWW
2010
ACM
13 years 7 months ago
A characterization of online browsing behavior
In this paper, we undertake a large-scale study of online user behavior based on search and toolbar logs. We propose a new CCS taxonomy of pageviews consisting of Content (news, p...
Ravi Kumar, Andrew Tomkins
CIKM
2008
Springer
13 years 9 months ago
SoRec: social recommendation using probabilistic matrix factorization
Data sparsity, scalability and prediction quality have been recognized as the three most crucial challenges that every collaborative filtering algorithm or recommender system conf...
Hao Ma, Haixuan Yang, Michael R. Lyu, Irwin King
CSE
2009
IEEE
14 years 2 months ago
Socio-semantic Dynamics in a Blog Network
—The blogosphere can be construed as a knowledge network made of bloggers who are interacting through a social network to share, exchange or produce information. We claim that th...
Jean-Philippe Cointet, Camille Roth
KDD
2010
ACM
188views Data Mining» more  KDD 2010»
13 years 5 months ago
Trust network inference for online rating data using generative models
In an online rating system, raters assign ratings to objects contributed by other users. In addition, raters can develop trust and distrust on object contributors depending on a f...
Freddy Chong Tat Chua, Ee-Peng Lim
HICSS
2009
IEEE
123views Biometrics» more  HICSS 2009»
14 years 2 months ago
Users' Influence on the Success of Online Communities
This paper examines how different facets of favorable user behavior drive the success of an online community by using a unique data set with surveys from 1,389 participants from t...
Jakob Assmann, Philipp Sandner, Sophie Ahrens