Research Article
An Improved Bidirectional Shift-Based Reversible Data Hiding Scheme Using Double-Way Prediction Strategy
Table 5
Experimental results for eight aerial images (
TH = 1,
= 1).
| Images (512 × 512) | Payload (bits) Increasing rate | PSNR of the stego image (dB) Decreasing rate | ER (bpp: bits per pixel) |
| Aerial 1 | 94641 66.5% | 32.8 11.9% | 0.36 |
| Aerial 2 | 155697 53.0% | 33.5 10.1% | 0.59 |
| Aerial 3 | 235241 37.3% | 32.6 13.9% | 0.91 |
| Aerial 4 | 87289 70.0% | 32.9 11.4% | 0.33 |
| Aerial 5 | 151937 54.8% | 33.3 10.9% | 0.58 |
| Aerial 6 | 104207 65.2% | 33.2 10.6% | 0.41 |
| Aerial 7 | 81633 62.7% | 33.2 10.8% | 0.31 |
| Aerial 8 | 122205 43.0% | 32.8 12.7% | 0.47 |
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