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» Factors and effects of information credibility
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RECSYS
2010
ACM
13 years 5 months ago
List-wise learning to rank with matrix factorization for collaborative filtering
A ranking approach, ListRank-MF, is proposed for collaborative filtering that combines a list-wise learning-to-rank algorithm with matrix factorization (MF). A ranked list of item...
Yue Shi, Martha Larson, Alan Hanjalic
ICASSP
2011
IEEE
12 years 11 months ago
Belief theoretic methods for soft and hard data fusion
In many contexts, one is confronted with the problem of extracting information from large amounts of different types soft data (e.g., text) and hard data (from e.g., physics-based...
Thanuka Wickramarathne, Kamal Premaratne, Manohar ...
ECIR
2009
Springer
13 years 5 months ago
Studying Query Expansion Effectiveness
Query expansion is an effective technique in improving the retrieval performance for ad-hoc retrieval. However, query expansion can also fail, leading to a degradation of the retri...
Ben He, Iadh Ounis
GROUP
2010
ACM
13 years 5 months ago
The effects of group composition on decision quality in a social production community
Online social production communities allow efficient construction of valuable and high-quality information sources. To be successful, community members must be effective at collab...
Shyong K. Lam, Jawed Karim, John Riedl
CBMS
2008
IEEE
14 years 1 months ago
Information Services to Promote Family Engagement in Healthy Living
We are looking at new effective ways to engage families in weight management. Going beyond targeting individuals out of their family context with a single intervention, we investi...
Dipak Bhandari, Nathalie Colineau, Stephen Giugni,...