Efficient approximate Regularized Least Squares by Toeplitz matrix.

Sergio Decherchi Paolo Gastaldo Rodolfo Zunino

Published in: Pattern Recognit. Lett. (2011)

Keyphrases

regularized least squares
systems of linear equations
coefficient matrix
sparse representation
least squares
singular value decomposition
reproducing kernel hilbert space
low rank
regularization term
cost function
image representation
learning theory