Davit Asatryan, Armenia, Protecting and Recovery of Tampered Image by Using Self-Embedding ... PDF
Preview Davit Asatryan, Armenia, Protecting and Recovery of Tampered Image by Using Self-Embedding ...
Institute for Informatics and Automation Problems of NAS RA Research Center for Critical Technologies of Russian-Armenian (Slavonic) University Yerevan, Armenia PROTECTING AND RECOVERY OF TAMPERED IMAGE BY USING SELF-EMBEDDING PROCEDURES D.G. ASATRYAN, N.S. ASATRYAN Meeting Security Challenges Through Data Analytics and Decision Support 1 NATO Advanced Research Workshop, Aghveran, Armenia, 1-5 June 2015 Standard process of embedding and extracting the digital watermark comparison watermark with the original watermark Original attacked embedding Watermarked extracting Extracted digital watermatrked watermark object object object attack Embedding Extraction Meeting Security Challenges Through Data Analytics and Decision Support 2 NATO Advanced Research Workshop, Aghveran, Armenia, 1-5 June 2015 Watermarking Procedure Image to be protected Example of watermark Meeting Security Challenges Through Data Analytics and Decision Support 3 NATO Advanced Research Workshop, Aghveran, Armenia, 1-5 June 2015 Watermark Embedding into the container Meeting Security Challenges Through Data Analytics and Decision Support 4 NATO Advanced Research Workshop, Aghveran, Armenia, 1-5 June 2015 Watermarked image Original Watermark Original+Watermark Meeting Security Challenges Through Data Analytics and Decision Support 5 NATO Advanced Research Workshop, Aghveran, Armenia, 1-5 June 2015 Compression attack Original Compressed by JPEG (50%) Meeting Security Challenges Through Data Analytics and Decision Support 6 NATO Advanced Research Workshop, Aghveran, Armenia, 1-5 June 2015 Extraction of the watermark from attacked image Embedded watermark Extracted watermark Meeting Security Challenges Through Data Analytics and Decision Support 7 NATO Advanced Research Workshop, Aghveran, Armenia, 1-5 June 2015 Image with visible watermark Examples of image tampering Damaged image Meeting Security Challenges Through Data Analytics and Decision Support 8 NATO Advanced Research Workshop, Aghveran, Armenia, 1-5 June 2015 Meeting Security Challenges Through Data Analytics and Decision Support 9 NATO Advanced Research Workshop, Aghveran, Armenia, 1-5 June 2015 Examples of image tampering Meeting Security Challenges Through Data Analytics and Decision Support 10 NATO Advanced Research Workshop, Aghveran, Armenia, 1-5 June 2015
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