Stepwise Optimal Subspace Pursuit for Improving Sparse Recovery.

Balakrishnan Varadarajan Sanjeev Khudanpur Trac D. Tran

Published in: IEEE Signal Process. Lett. (2011)

Keyphrases

high dimensional
data sets
optimal solution
dynamic programming
feature space
dimensionality reduction
sparse representation
optimal design
regularized regression
neural network
feature selection
principal component analysis
input data
closed form
joint optimization
grassmann manifold