Spatial enhancement of ECG using multiple joint dictionary learning.

Jiss J. Nallikuzhy Samarendra Dandapat

Published in: Biomed. Signal Process. Control. (2019)

Keyphrases

dictionary learning
sparse representation
sparse coding
spatial information
image super resolution
group sparsity
object category recognition
image processing
dimensionality reduction
data analysis
nearest neighbor
higher order
maximum likelihood
sparsity constraints