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» Challenges in Searching Online Communities
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KDD
2006
ACM
179views Data Mining» more  KDD 2006»
14 years 8 months ago
Group formation in large social networks: membership, growth, and evolution
The processes by which communities come together, attract new members, and develop over time is a central research issue in the social sciences -- political movements, professiona...
Lars Backstrom, Daniel P. Huttenlocher, Jon M. Kle...
SMC
2007
IEEE
150views Control Systems» more  SMC 2007»
14 years 2 months ago
An intelligent knowledge sharing system for web communities
— This paper presents the prototype of an expert peering system for information exchange in the knowledge society. Our system realizes an intelligent, real-time search engine for...
Christian Bauckhage, Tansu Alpcan, Sachin Agarwal,...
WWW
2009
ACM
14 years 9 months ago
Ranking community answers via analogical reasoning
Due to the lexical gap between questions and answers, automatically detecting right answers becomes very challenging for community question-answering sites. In this paper, we prop...
Xudong Tu, Xin-Jing Wang, Dan Feng, Lei Zhang
NIPS
2007
13 years 9 months ago
Theoretical Analysis of Heuristic Search Methods for Online POMDPs
Planning in partially observable environments remains a challenging problem, despite significant recent advances in offline approximation techniques. A few online methods have a...
Stéphane Ross, Joelle Pineau, Brahim Chaib-...
ICMCS
2009
IEEE
185views Multimedia» more  ICMCS 2009»
13 years 6 months ago
Connecting content to community in social media via image content, user tags and user communication
In this paper we develop a recommendation framework to connect image content with communities in online social media. The problem is important because users are looking for useful...
Munmun De Choudhury, Hari Sundaram, Yu-Ru Lin, Aji...