Abstract
This paper presents a new perceptual watermarking model for Discrete Shearlet transform (DST). DST provides the optimal representation [10] of the image features based on multi-resolution and multi-directional analysis. This property can be exploited on for watermark embedding to achieve the watermarking imperceptibility by introducing the human visual system using Chou’s model. In this model, a spatial JND profile is adapted to fit the sub-band structure. The combination of DST and the Just-Noticeable Distortion (JND) profile improves the levels of robustness against certain attacks while minimizing the distortion; by assigning a visibility threshold of distortion to each DST sub-band coefficient in the case of grey scale image watermarking.
| Original language | English |
|---|---|
| Title of host publication | 2014 5th European Workshop on Visual Information Processing (EUVIP) |
| Publisher | Institute of Electrical and Electronics Engineers Inc. |
| Pages | 1-6 |
| Number of pages | 6 |
| ISBN (Print) | 978-147994572-6 |
| DOIs | |
| Publication status | Published - 12 Dec 2014 |
| Event | European Workshop on Visual Information Processing - Paris, France Duration: 10 Dec 2014 → 12 Dec 2014 |
Conference
| Conference | European Workshop on Visual Information Processing |
|---|---|
| Country/Territory | France |
| City | Paris |
| Period | 10/12/2014 → 12/12/2014 |
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