Research Article
Obtuse Angle Prediction and Factor Evaluation for Image Reversible Data Hiding
Table 7
Factor weights for predicted EC with full rank context vectors.
| Image | | | | | | | | | |
| Lena | 0.2405 | 0.5879 | 0.1716 | 0.0819 | 0.6510 | 0.2671 | 0.1489 | 0.5467 | 0.3044 | F16 | 0.2469 | 0.5829 | 0.1703 | 0.0822 | 0.6424 | 0.2754 | 0.1874 | 0.3572 | 0.4554 | Baboon | 0.2463 | 0.5835 | 0.1703 | 0.0833 | 0.6447 | 0.2720 | 0.2751 | 0.3191 | 0.4058 | Barbara | 0.2439 | 0.5852 | 0.1709 | 0.0821 | 0.6455 | 0.2724 | 0.1527 | 0.4812 | 0.3661 | Boat | 0.2458 | 0.5838 | 0.1705 | 0.0828 | 0.6431 | 0.2741 | 0.2522 | 0.2594 | 0.4884 | Peppers | 0.2474 | 0.5824 | 0.1702 | 0.0820 | 0.6447 | 0.2733 | 0.1532 | 0.4602 | 0.3866 |
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