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Digital watermarking algorithms for recovery and authentication of compressed images
總結
Shih-Fu Chang, Ph.D.
技術優勢
Does not degrade image qualityAccepts legitimate and innocent alterations to images Detects malicious alterations such as cropping and replacementRecovers approximate pixel values in corrupted areasPatent information:Patent Issued (US 6,879,703)Tech Ventures Reference: IR M01-018
技術應用
Authenticator for compressed and altered imagesRecovery system for damaged image filesDigital image management system for photographers, artists, publishers, etc.
詳細技術說明
Shih-Fu Chang, Ph.D.
國家/地區
美國

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