Video Superresolution Reconstruction Using Iterative Back Projection with Critical-Point Filters Based Image Matching

Figure 6

Comparison of Lena.

(a) Original image

(b) Bilinear interpolated image

(c) Bicubic interpolated image

(d) IBP-FR image

(e) IBP-OL 2004

(f) IBP-OL2010

(g) CPF-IM