Energy-Driven Image Interpolation Using Gaussian Process Regression

Figure 4

Comparison of images obtained using four methods, with scale = 1. Parts (a)–(d) show image 1. Parts (e)–(h) show image 2.

(a) Bilinear

(b) GPR

(c) ICBI

(d) EGPR

(e) Bilinear

(f) GPR

(g) ICBI

(h) EGPR