Stego image quality and the reliability of PSNR

  title={Stego image quality and the reliability of PSNR},
  author={Adel Almohammad and George Ghinea},
  journal={2010 2nd International Conference on Image Processing Theory, Tools and Applications},
Digital image steganography is the art of hiding information in other digital images. Moreover, image quality evaluation has many difficulties such as the amount of degradation or distortion induced in the reconstructed image. The peak signal-to-noise ratio (PSNR) is the most common metric used to evaluate the stego image quality. However, subjective evaluation is the most reliable method to measure the image quality. Therefore, we try to give an answer to the following question: “does the PSNR… CONTINUE READING
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Methodology for the subjective assessment of the quality of television pictures

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