Estimation of Large Scalings in Images Based on Multilayer Pseudopolar Fractional Fourier Transform

Table 2

Registration results of Figure 3.

Image name	Scale rotation	PPFFT	MLFFT	MPFFT
Cameraman	0.10; 60°	1.8212; 236.2500°	0.1056; 299.5313°	0.1056; 60.4688°
Lena	0.13; 90°	0.8931; 291.0938°	0.1373; 360.0000°	0.1373; 90.0000°
Westconcordortho	0.13; 130°	0.8608; 157.5000°	0.1373; 50.6250°	0.1373; 129.3750°