dct_transformation_有道手机词典

1.The performance of wavelet transformation is better than DCT transformation in static 2d picture, so wavelet transformation is adopt in JPEG2000 and MPEG-4 international standards.
静态图像的小波变换方法性能优于DCT变换方法，因而被最新的JPEG2000和MPEG - 4国际标准所采纳。
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2.Watermarking embedding algorithm based on auditory masking is proposed in this paper, which embeds watermarking based on masking threshold in low-band coefficients of DCT transformation.
文中提出一种基于听觉掩蔽效应的音频数字水印算法，根据掩蔽阈值在DCT低频系数中嵌入水印。
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3.The Method based on the DCT transformation has been the center technology for most of the digital image and video coding standards, since it features on good de-correlation and energy compression.
基于分块dct变换的编码方法，由于具有良好的去相关性和能量压缩特性，已经成为现有大多数图像和视频编码标准的核心技术。
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