Robustness of DWT vs DCT is graded based on the quality of extracted watermark. The measure used is the Correlation coefficient (0-100%).
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Updated
Jan 4, 2024 - MATLAB
Robustness of DWT vs DCT is graded based on the quality of extracted watermark. The measure used is the Correlation coefficient (0-100%).
This repository contains an implementation of the 3D watermarking algorithm proposed by Cayre et al based on Spectral Decomposition.
Every Image, invisibly signed with your cryptographic identity. Local-first Tauri desktop app that embeds a signed steganographic watermark (DWT spread-spectrum + Ed25519-signed LSB) with RFC 3161 + OpenTimestamps time proofs — verify offline, no accounts, no cloud.
A delightful digital watermark framework for iOS.
Art Asset Protection System - Multi-layer AI protection and copyright protection for digital artworks
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