Convolutional Neural Network Combined with Half-Quadratic Splitting Method for Image Restoration

Figure 6

Reconstruction of different algorithms for SISR (Gaussian blur with standard deviation 1.6, ). (a) Original image. (b) Low resolution image. (c) NCSR, , CPU: 350.04 s. (d) SRCNN, , CPU: 5.02 s. (e) VDSR, , CPU: 2.12 s. (f) LapSRN, , GPU: 1.18 s. (g) Proposed, , GPU: 0.72 s.

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