Suboptimality of Constrained Least Squares and Improvements via Non-Linear Predictors.

Tomas Vaskevicius Nikita Zhivotovskiy

Published in: CoRR (2020)

Keyphrases

constrained least squares
linear predictors
regularized least squares
regularization parameter
prediction error
negative matrix factorization
appearance model
basis vectors
linear regression
least squares
closed form
nonnegative matrix factorization
image restoration