基于DCT变换的水印算法实现论文的开题报告，文献综述，外文翻译-DCT-based Watermarking Algorithm Transform implementation problem that thesis report, literature review, foreign language translation

this a method of watermarking. where SVD and DCT both are used to get robust and secure watermarking -this is a method of watermarking. where SVD and DCT both are used to get robust and secure watermarking