90 91 92 93 94 95 0.5 0.6 0.7 0.8 0.9 Accuracy Sparsity Block-aware Original Dense (a) WideResNet22-2 92.5 93 93.5 94 94.5 95 95.5 0.5 0.6 0.7 0.8 0.9 Sparsity Block-aware Original Dense