When is there a representer theorem? Vector versus matrix regularizers

Andreas Argyriou Charles A. Micchelli Massimiliano Pontil

Published in: CoRR (2008)

Keyphrases

representer theorem
kernel function
multi task learning
reproducing kernel hilbert space
low rank
singular value decomposition
feature vectors
kernel methods
multi task
data dependent
support vector machine
support vector
multi label
high order
loss function
collaborative filtering
multi class