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AAAI
2012
11 years 9 months ago
Transfer Learning in Collaborative Filtering with Uncertain Ratings
To solve the sparsity problem in collaborative filtering, researchers have introduced transfer learning as a viable approach to make use of auxiliary data. Most previous transfer...
Weike Pan, Evan Wei Xiang, Qiang Yang
CIKM
2010
Springer
13 years 5 months ago
Mining topic-level influence in heterogeneous networks
Influence is a complex and subtle force that governs the dynamics of social networks as well as the behaviors of involved users. Understanding influence can benefit various applic...
Lu Liu, Jie Tang, Jiawei Han, Meng Jiang, Shiqiang...
GROUP
2007
ACM
13 years 11 months ago
Supporting creativity with awareness in distributed collaboration
Based on qualitative analysis of three groups collaborating on a research task in a distributed setting, we identify four breakdowns in creativity: (1) Minority ideas were under-c...
Umer Farooq, John M. Carroll, Craig H. Ganoe
KDD
2008
ACM
211views Data Mining» more  KDD 2008»
14 years 7 months ago
ArnetMiner: extraction and mining of academic social networks
This paper addresses several key issues in the ArnetMiner system, which aims at extracting and mining academic social networks. Specifically, the system focuses on: 1) Extracting ...
Jie Tang, Jing Zhang, Limin Yao, Juanzi Li, Li Zha...
SIGIR
2012
ACM
11 years 10 months ago
Building reputation and trust using federated search and opinion mining
The term online reputation addresses trust relationships amongst agents in dynamic open systems. These can appear as ratings, recommendations, referrals and feedback. Several repu...
Somayeh Khatiban