DCT

Based on experiments, DCT still hold broad application prospects in the image compression.

实验表明, DCT在图像压缩中仍然有广阔的应用前景.

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Algorithm of image watermarking based on DCT had been widely used because of its excellent characteristics.

基于离散余弦变换(DCT)的自适应数字水印算法因其优异的性能而广泛采用.

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The paper presents a DCT-based Adaptive watermarking algorithm.

该文提出了一种基于DCT域的自适应水印算法.

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An adaptive image watermarking algorithm based on DCT is proposed here.

提出了一种DCT域自适应图像水印算法.

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Two blind watermark algorithms based on HVS in DCT domain are proposed.

提出了DCT变换域上基于人类视觉特性(HVS)的两种盲水印添加方法.

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The DCT was used as the main method of image transform coding for a long time.

图像压缩编码长期以来利用离散余弦变换(DCT)作为变换编码的主要技术.

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Block-DCT-based video compression scheme has been used widely in digital video system.

摘要基于分块DCT的视频压缩方法在数字视频系统中得到了广泛的应用.

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During programming of DCT, it is supposed to improve speed using rapid transformation algorithm.

其中在DCT数字 水印的实现入程中,采取快速变换算法实现, 提高运行速度.

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In order to eliminate float operation in point DSP, point DCT is replaced by integer transform.

特别是在定点DSP上 采用了整数变换代替浮点DCT, 消除了浮点运算,减少了运算量, 给出了实验结果.

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In a 1.5-liter turbodiesel engine and BMW's twin-clutch DCT transmission is a 51-hp compact electric motor.

在1.5升柴油涡轮增压发动机和双离合器DCT变速箱之间是一台51马力的小型电动马达.

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The author also experiences a DCT domain watermarking.

最后,代码实现了一种DCT域的水印算法.

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DC coefficients were analogized after DCT transformation, and they were considered to be appropriate embedded places.

首先分析DCT变换后直流系数的特点并确定嵌入位置,然后提出一类根据水印信息量化DCT直流 系数嵌入水印的算法.

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The observation vectors are obtained from the DCT coefficients.

观察向量序列由离散余弦变换(DCT)系数获得.

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Intraocular pressure was measured in each group with GAT and DCT.

各组分别用DCT和GAT测量眼压.

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The resulting data are a list of streamlined DCT coefficients.

由此产生的数据清单,简化DCT系数.

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