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CSEDU
2009
153views Education» more  CSEDU 2009»
15 years 3 months ago
Design of a Synchronous Collaborative Learning Environment
Simon Schwantzer, Dirk Henrici, Paul Müller
CORR
2010
Springer
89views Education» more  CORR 2010»
15 years 2 months ago
Collaborative Filtering in a Non-Uniform World: Learning with the Weighted Trace Norm
We show that matrix completion with tracenorm regularization can be significantly hurt when entries of the matrix are sampled nonuniformly. We introduce a weighted version of the ...
Ruslan Salakhutdinov, Nathan Srebro