Discrete Wavelet Transform on Color Picture Interpolation of Digital Still Camera

Table 1

Peak signal-to-noise ratio (unit: dB).

thd; (thd1 = 1)	R	G	B	Average
50	37.6492	39.2368	37.7998	38.2286
100	37.6681	39.2605	37.8147	38.2478
150	37.6753	39.2719	37.8249	38.2574
200	37.6745	39.2742	37.8265	38.2584
210	37.6745	39.2742	37.8265	38.2584
220	37.6745	39.2742	37.8265	38.2584
221	37.6745	39.2742	37.8265	38.2584
222	37.6745	39.2742	37.8265	38.2584
223	37.6745	39.2742	37.8265	38.2584
224	37.6745	39.2742	37.8265	38.2584
225	37.6745	39.2742	37.8265	38.2584
230	37.6730	39.2722	37.8267	38.2573
240	37.6730	39.2722	37.8267	38.2573
250	37.6730	39.2722	37.8267	38.2573