Example-based super-resolution using self-patches and approximated constrained least squares filter.

Changhun Cho Jaehwan Jeon Joonki Paik

Published in: ICIP (2014)

Keyphrases

constrained least squares
low resolution
regularized least squares
basis vectors
linear combination
image patches
regularization parameter
natural images
negative matrix factorization
noise reduction
least squares
super resolution
data representation
missing data
image denoising