Unbiased Estimation of a Sparse Vector in White Gaussian Noise.

Alexander Jung Zvika Ben-Haim Franz Hlawatsch Yonina C. Eldar

Published in: CoRR (2010)

Keyphrases

sparse matrix
white gaussian noise
accurate estimation
image denoising
sparse data
vector space
regularized regression
estimation algorithm
data sets
estimation accuracy
random projections
dense motion estimation
low variance
image compression
optical flow
feature vectors
face recognition