Abstract

In addition to images and text, more and more documents use graphs for system and idea illustration. Compared to grayscale images, graphs are more difficult to watermark because of their binary nature. We propose two methodologies for digital graph authentication, at the object and pixel levels, that detect and localize alterations.

Full Text
Paper version not known

Talk to us

Join us for a 30 min session where you can share your feedback and ask us any queries you have

Schedule a call

Disclaimer: All third-party content on this website/platform is and will remain the property of their respective owners and is provided on "as is" basis without any warranties, express or implied. Use of third-party content does not indicate any affiliation, sponsorship with or endorsement by them. Any references to third-party content is to identify the corresponding services and shall be considered fair use under The CopyrightLaw.