Sentence examples for a marked image from inspiring English sources

In addition, a modified embedding order determination strategy is presented to reduce the distortion of a marked image.

Fig. 5 Comparison between tone-mapped version of a: original image 1; b: marked image 1 (AtriumMorning).

After getting the marked image, we investigated lower bound for quality of the marked image.

In [15], we proposed an alternative transform to increase the quality of the marked image by employing the checkerboard structure.

It is durable to sustain a balance among hiding capacity and image PSNR in the marked image.

Based on typical test images, experimental results demonstrate the superior properties of the proposed algorithm in terms of embedding capacity and marked image quality.

Finally, inverse is applied to obtain the marked image.

The original image can be obtained if the marked image has not been altered.

Then, difference histogram containing secret bits ({D}") can be produced from marked image.

However, after modifying the difference values, it may cause the overflow for producing the marked image.

So in our proposed system, we also considered PSNR for measuring quality of the marked image.