Explore MATLAB source code curated for "提取程序" with clean implementations, documentation, and examples.
Digital watermarking program featuring multi-resolution watermark embedding/extraction, blind watermarking algorithms, filter and JPEG attack simulation modules, along with PSNR and similarity calculation formulas implemented in MATLAB.
A MATLAB program for extracting coupling coefficients of quasi-elliptic function cross-coupled filters, utilizing Genetic Algorithm and Solvopt optimization toolkit. The implementation includes iterative parameter tuning and convergence analysis. For usage guidance, contact QQ: 13319810.
Implementation of digital watermark embedding and extraction procedures in the discrete cosine transform (DCT) domain of images, utilizing an image as the watermark signal.
This feature extraction program computes geometric properties of images including area, perimeter, elongation ratio, and Euler number through algorithmic implementations of shape analysis techniques.
This project implements LSB (Least Significant Bit) embedding and extraction procedures for scrambled transform images, along with PSNR (Peak Signal-to-Noise Ratio) calculation utilities. The implementation includes spatial domain manipulation techniques and provides comparative analysis capabilities against DCT frequency domain embedding methods previously uploaded by the author.
Implementation of wavelet packet energy feature vector extraction for signal processing applications, featuring algorithm demonstrations for testing and analysis purposes.