Single-Image Super-Resolution Using Panchromatic Gradient Prior and Variational Model

<div>SR results of images “Flower,” “Leaf,” and “Lena” with magnification factor of 4. Each line from left to right: original images; results by bicubic interpolation; results by SC method; results by SCBP method; results by our method.</div>

Mathematical Problems in Engineering

fig4

Figure 4

Figure 4: Single-Image Super-Resolution Using Panchromatic Gradient Prior and Variational Model 