A Nonconvex Approach for Exact and Efficient Multichannel Sparse Blind Deconvolution

Qing Qu, Xiao Li, Zhihui Zhu

We study the multi-channel sparse blind deconvolution (MCS-BD) problem, whose task is to simultaneously recover a kernel $\mathbf{a}$ and multiple sparse inputs $\{\mathbf x_i\}_{i=…