From: Fast colorization based image coding algorithm using multiple resolution images
Image | Algorithm | Number | Volume of | Time [sec] | PSNR [dB] | SSIM | |||
---|---|---|---|---|---|---|---|---|---|
 |  | of RPs | information |  |  |  | |||
 |  | [pixels] | [byte] | encoding | decoding | Cb | Cr | Cb | Cr |
Milkdrop | proposed algorithm | 274 | 699 | 0.72 | 0.22 | 37.8741 | 35.8627 | 0.9635 | 0.9377 |
 | algorithm proposed in [12] | 274 | 959 | 81.78 | 31.01 | 37.1474 | 32.4973 | 0.9432 | 0.9049 |
 | algorithm proposed in [12] | 200 | 700 | 53.41 | 29.27 | 36.8288 | 32.4900 | 0.9397 | 0.8978 |
Boat | proposed algorithm | 274 | 698 | 0.71 | 0.22 | 34.7794 | 32.0441 | 0.8928 | 0.8734 |
 | algorithm proposed in [12] | 274 | 959 | 79.87 | 28.77 | 34.5627 | 32.8473 | 0.8815 | 0.8744 |
 | algorithm proposed in [12] | 200 | 700 | 52.57 | 28.66 | 34.1386 | 32.5993 | 0.8753 | 0.8707 |
Lenna | proposed algorithm | 274 | 701 | 0.71 | 0.21 | 36.1906 | 35.3057 | 0.9231 | 0.9018 |
 | algorithm proposed in [12] | 274 | 959 | 80.88 | 29.55 | 36.2129 | 34.5499 | 0.9086 | 0.8925 |
 | algorithm proposed in [12] | 200 | 700 | 53.39 | 29.51 | 35.9824 | 34.5354 | 0.9059 | 0.8903 |
Pepper | proposed algorithm | 274 | 697 | 0.71 | 0.20 | 29.4435 | 30.0789 | 0.8697 | 0.8762 |
 | algorithm proposed in [12] | 274 | 959 | 88.56 | 38.37 | 32.6670 | 29.7992 | 0.8702 | 0.8510 |
 | algorithm proposed in [12] | 199 | 697 | 59.50 | 37.39 | 30.2358 | 28.8093 | 0.8458 | 0.8256 |
Airplane | proposed algorithm | 274 | 702 | 0.71 | 0.22 | 33.0319 | 31.6955 | 0.9117 | 0.9149 |
 | algorithm proposed in [12] | 274 | 959 | 79.14 | 29.15 | 34.9049 | 33.9563 | 0.9124 | 0.9185 |
 | algorithm proposed in [12] | 200 | 700 | 52.83 | 29.07 | 34.7446 | 33.8131 | 0.9100 | 0.9165 |
Couple | proposed algorithm | 274 | 703 | 0.70 | 0.20 | 38.7016 | 37.0570 | 0.9216 | 0.9172 |
 | algorithm proposed in [12] | 274 | 959 | 84.51 | 34.82 | 38.4629 | 35.9642 | 0.9143 | 0.9013 |
 | algorithm proposed in [12] | 201 | 704 | 56.13 | 32.76 | 38.3394 | 35.8256 | 0.9134 | 0.9012 |
Earth | proposed algorithm | 274 | 695 | 0.71 | 0.21 | 39.4627 | 36.1058 | 0.9500 | 0.9049 |
 | algorithm proposed in [12] | 274 | 959 | 85.51 | 35.81 | 40.2759 | 37.7125 | 0.9536 | 0.9166 |
 | algorithm proposed in [12] | 199 | 697 | 58.08 | 35.84 | 40.0729 | 37.6271 | 0.9525 | 0.9156 |