基于多级离散余弦变换的鲁棒数字水印算法 - docin.com豆丁网 c r e t e F o u r i e r T r a n s f o r m, DF T ）和离散小波变换（Di s c r e t e Wa v e l e t T r a n s f o r m, DWT ) 等 [ 1 ] 。随后，哈德码变换域、F r e s n e l 变换域和Z e r n i k
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And study Wavelet Transform definition, Continue Wavelet Transform and Discrete Wavelet Transform.
并学习了小波变换的定义、连续小波变换、离散小波变换。
参考来源 - 基于图像分割和小波变换的信息隐藏算法研究An efficient face recognition system is designed by using Discrete Wavelet Transform(DWT),Principal Component Analysis(PCA) and WMMC.
并设计了一个基于离散小波分解、主成分分析和加权最大类间边缘准则的人脸识别系统。
参考来源 - 基于加权最大类间边缘准则的人脸识别The discrete wavelet transform (DWT) has been applied to signal processing systems.
离散小波变换已广泛应用于信号处理中。
参考来源 - 离散小波变换的VLSI实现 VLSI Implementation of Discrete Wavelet Transform·2,447,543篇论文数据，部分数据来源于NoteExpress
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And study Wavelet Transform definition, Continue Wavelet Transform and Discrete Wavelet Transform.
并学习了小波变换的定义、连续小波变换、离散小波变换。
In this paper, a multipurpose image watermarking algorithm based on chaos and DWT (Discrete Wavelet Transform) is proposed.
提出了一种基于混沌的DWT域多功能图像数字水印算法。
Arbitrary shape region of interest lossily and losslessly coding technology based on integer-to-integer shape adaptive discrete wavelet transform has also been studied.
研究了基于整数到整数形状自适应离散小波变换对任意形状感兴趣区域的有损和无损编码技术。
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