Search - watermark in fourier image

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[Audio program] PHTfenjie DL : 0: PHT矩分解。用于音频或者图像数据的极谐波变换，使音频数据在受攻击后仍能够较好的提取水印-PHT matrix decomposition.Audio frequency or image data of Fourier transform, the audio data in attack can still good after extracting the watermark
Date : 2025-12-29 Size : 2kb User : 王小草