... 质流量编码画面 DC-coded picture 直流系数 DC-coefficient 数据通讯信道 DCC(Data Communication Channel) ...
基于10个网页-相关网页
在低位元率(low bit rates)的情况下，可能只会保留一个 直流系数(Direct coefficient, DC)和一些交流系数(Alternate coefficient, AC)来代表一个区块，并且可能会失去相...
基于10个网页-相关网页
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通过对图像做仿jpeg流程的处理，在DCT变换的直流系数上嵌入水印，对于各种常用的JPEG压缩量化因子，可以得到良好的水印嵌入效果。
It embeds the watermark bits on the DC of the DCT transform coefficients, for most JPEG quality factor, the method is proved to be robust and effective.
在此基础上讨论铝含量、直流偏压及后期处理对薄膜摩擦系数的影响。
The effect of Al content, direct current negative bias and post treatment on the friction coefficient of the films was studied.
描述了基于影响系数分离算法平衡自驱动外转子直流电机的测试系统原理及其实现方法。
The systematic test principle and realization technique of dynamic balance method for self-driving outer rotor DC motor based on influence coefficient separate method are described in this paper.
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