Figure 5From: Hierarchical CoSaMP for compressively sampled sparse signals with nested structureCS acquisition of a natural image with N =4,096, M =1,500 and K =1,024. Reconstructed image obtained by (A) the HCoSaMP, (B) the model-based CS [2], (C) the work in [8] and (D) the classical CoSaMP.Back to article page