Grayscale Watermark Embedding Algorithm Using Wavelet Transform
A wavelet transform-based algorithm for embedding grayscale watermark images into host grayscale images through frequency-domain decomposition and coefficient modification
Extraction Algorithms Can Be Customized Based on Embedding Algorithms
Multiple files can be selected based on filenames and comments, extraction algorithms can be autonomously developed according to embedding algorithms, providing robust resistance to compression and cropping effects
Grayscale Digital Watermark Embedding Algorithm Based on Wavelet Transform
A MATLAB-implemented grayscale digital watermark embedding algorithm utilizing wavelet transform, complete with original research paper. While functional, the implementation has room for optimization and welcomes community improvements in areas like embedding strength optimization and wavelet coefficient selection.