Research Article
A Novel Optimized Golomb-Rice Technique for the Reconstruction in Lossless Compression of Digital Images
Table 2
Performance comparison results with existing techniques (peppers).
| | Bits per pixel (bpp) | PSNR in dB at | PSNR in dB at | | Reference [9] | Reference [4] | Proposed algorithm | Reference [9] | Reference [4] | Proposed algorithm |
| | 0.01 | 20.9 | 21.83 | 23.16 | 21.04 | 22.03 | 24.18 | | 0.20 | 31.2 | 32.13 | 34.58 | 31.66 | 32.65 | 36.52 | | 0.40 | 38.02 | 38.97 | 40.67 | 39.63 | 40.62 | 42.68 | | 0.60 | 46.2 | 47.13 | 49.02 | 47.3 | 48.29 | 49.98 | | 0.75 | 63.87 | 64.85 | 67.01 | 63.87 | 64.21 | 69.64 | | 0.80 | 64.78 | 66.21 | 69.78 | 64.67 | 65.54 | 70.54 |
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