From: Progressive Exponential Clustering-Based Steganography
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Image | Embedding image using unexpanded colour table | Embedding image usingexpanded colour table | Embedding image using unexpanded colour table | Embedding image using expanded colour table |
Hill | 38.22 | 38.82 | 35.69 | 35.37 |
Mandrill | 38.27 | 38.21 | 35.16 | 35.14 |