Research Article

Single Image Super-Resolution via Image Smoothing

Figure 5

(a) Low-resolution images; (b) high-resolution images by bicubic interpolation; (c) high-resolution images by 01’TIP [1]; (d) high-resolution images by 06’TIP [3]; (e) high-resolution images by [8]; (f) high-resolution images by the proposed method. The upscaling factors are 2.