Pure Python implementation of the BIRD algorithm. BIRD is a denoising algorithm using randomized greedy pursuits. It works for single signal and supports (structured)-sparsity for multivariate signals, e.g. multichannel array data.
Algorithm presented here are described in:
Blind Denoising with Random Greedy Pursuits. Moussallam, M., Gramfort, A., Daudet, L., & Richard, G. (2014). IEEE Signal Processing Letters, 21(11), 1341-1345 Preprint available at: http://arxiv.org/abs/1312.5444
