Download - Digital Watermarking Presentation
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Digital Watermarking
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B. E. Computer Seminar
Outline Introduction
Properties And Classification
Working Principle
Relative Concepts
Advantages And Disadvantages
Applications Conclusion
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B. E. Computer Seminar
Introduction
Our Digital World
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Introduction (Contd)
Efficient data storage and transmission
Easy duplication and manipulation
Copying Without Quality Loss
Advantages Of Digital Document
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B. E. Computer Seminar
Introduction (Contd)
Disadvantages of Digital Documents
Illegal Copyright
Duplication Or Falsification
No Copyright Protection
No Owner Identification
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B. E. Computer Seminar
Introduction(Contd)Need Of Digital Watermarking
To Prevent Illegal copying
For Proof Of Ownership
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B. E. Computer Seminar
Properties & Classification
Properties=>
Robustness
Perceptual Transparency
Security
Complexity
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B. E. Computer Seminar
Properties & Classification(contd)
Classification
Perceptible & imperceptible
Robust & Fragile
Private & Public
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B. E. Computer Seminar
Working Principle
Insertion Of Watermark
Extraction Of Watermark
Detection Of Watermark
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Relative concepts
Relavent terms
Information Hiding
Cryptography
Steganography
Watermarking
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Advantages And Disadvantages
Advantages=>Used in Military & civilian Applications
Web based Image Authentication
Disadvantages=>Watermark can be destroyed
Blind watermarking algorithm is not in
existenceWatermark can be vanish if algorithm is
known
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B. E. Computer Seminar
Applications
Broadcast Monitoring
Encoding
Copy & Playback Control
Content Authentication
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Conclusion
Digital Watermarking is powerful solution
to the problem of illegal copying.
Digital Watermarking is having other
important applications in field of piracy
protection.
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B. E. Computer Seminar
Bibliography1.F.Y.Daun,I.King,A short summary of digital watermarking tech-
Niques for multimedia data,Hong-Kong china.
2.Fernando perez-Gonz,Jaun R.Hern AndezA Tutorial On Digital
Watermarking,spain.
3.Michael GaylordComponents Of Digital Watermarking and their
Protection Of Ownership,University of Cape Down.
4.Onur Mutlu,An Overview of Image watermarking algorithm.
5.Elizabeth Ferrili,Matthew Moyer,A Survey Of Digital
Watermarking.
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Questions
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THANK YOU!!!!