Sciweavers

2427 search results - page 343 / 486
» On the social psychology of modelling
Sort
View
KDD
2009
ACM
203views Data Mining» more  KDD 2009»
14 years 9 months ago
Characterizing individual communication patterns
The increasing availability of electronic communication data, such as that arising from e-mail exchange, presents social and information scientists with new possibilities for char...
R. Dean Malmgren, Jake M. Hofman, Luis A. N. Amara...
KDD
2009
ACM
179views Data Mining» more  KDD 2009»
14 years 3 months ago
Identifying graphs from noisy and incomplete data
There is a growing wealth of data describing networks of various types, including social networks, physical networks such as transportation or communication networks, and biologic...
Galileo Mark S. Namata Jr., Lise Getoor
SDM
2010
SIAM
217views Data Mining» more  SDM 2010»
13 years 7 months ago
Collaborative Filtering: Weighted Nonnegative Matrix Factorization Incorporating User and Item Graphs
Collaborative filtering is an important topic in data mining and has been widely used in recommendation system. In this paper, we proposed a unified model for collaborative fil...
Quanquan Gu, Jie Zhou, Chris H. Q. Ding
SOCIALCOM
2010
13 years 7 months ago
Facilitating Knowledge Exploration in Folksonomies: Expertise Ranking by Link and Semantic Structures
We developed user models of knowledge exploration in a social tagging system to test the expertise rankings generated by a link-structure method and a semantic-structure method. Th...
Wai-Tat Fu, Wei Dong
CORR
2011
Springer
206views Education» more  CORR 2011»
13 years 19 days ago
A Study of Language Usage Evolution in Open Source Software
: In December of 2010, the new game CityVille achieved 6 million daily active users in just 8 days. Clearly the success of CityVille owes something to the fun gameplay experience i...
Siim Karus, Harald Gall