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WWW
2011
ACM
14 years 4 months ago
Ranking in context-aware recommender systems
As context is acknowledged as an important factor that can affect users’ preferences, many researchers have worked on improving the quality of recommender systems by utilizing ...
Minsuk Kahng, Sangkeun Lee, Sang-goo Lee
ECIR
2011
Springer
14 years 1 months ago
A User-Oriented Model for Expert Finding
Expert finding addresses the problem of retrieving a ranked list of people who are knowledgeable on a given topic. Several models have been proposed to solve this task, but so far...
Elena Smirnova, Krisztian Balog
CSCW
2012
ACM
13 years 5 months ago
Between us and them: building connectedness within civic networks
Civic networks of community-based organizations face significant challenges in working together to combat issues facing their community (e.g., gang violence, sex trafficking). In ...
Jennifer Stoll, W. Keith Edwards, Kirsten A. Foot
SIGIR
2012
ACM
13 years 9 days ago
Inferring missing relevance judgments from crowd workers via probabilistic matrix factorization
In crowdsourced relevance judging, each crowd worker typically judges only a small number of examples, yielding a sparse and imbalanced set of judgments in which relatively few wo...
Hyun Joon Jung, Matthew Lease
MMS
2012
13 years 8 days ago
Privacy-sensitive recognition of group conversational context with sociometers
Recognizing the conversational context in which group interactions unfold has applications in machines that support collaborative work and perform automatic social inference using ...
Dinesh Babu Jayagopi, Taemie Kim, Alex Pentland, D...