Local and Nonlocal Regularization to Image Interpolation

Table 1

Comparison of different interpolation algorithms using PSNR values.

Image	NEDI	LMMSE	BSAI	AGMS	NLBV	Proposed
Hat	28.6606	28.6328	28.8784	30.0459	30.9239	31.3346
Parrot	27.6830	27.6966	28.0056	28.1065	31.3969	31.6225
Boat	25.6305	25.6840	25.8219	27.3422	28.4654	28.5086
Race	23.6013	23.6792	23.8557	24.3376	26.0261	26.1027
Eye	29.7578	29.8821	29.9564	31.0001	32.7364	32.6488
Ball	31.9757	32.1733	32.2449	34.6244	36.3935	36.5681
Flower	26.7856	26.7789	26.9631	28.6568	30.2598	30.5425
Barbara	23.8678	24.3268	24.3028	25.1123	25.8749	25.5891
Fingerprint	23.7430	24.2690	24.3663	25.5444	26.3480	26.8346