noise aliasing的意思|示意

System assessment, system optimizing designs and aliasing noise control all can be done based on information rate.

基于信息理论评价系统，优化系统设计，控制欠采样噪声。

The way to reduce aliasing noise is discussed.

讨论了消除欠采样噪声的途径。

The small scale artifacts generated by aliasing noise existing everywhere in an image, bring difficulties to some applications, such as target identification.

欠采样噪声产生分布于整个画面的小尺寸附加像，给目标识别等应用带来困难。

Signal sampling system of video communication over network usually has a low sampling rate suffering from the limited bandwidth, so aliasing noise is big problem.

受传输带宽限制，网络视频采集系统的采样率低，欠采样噪声严重。

Higher sampling frequencies and higher order anti-aliasing filters help suppress noise.

研究表明，高采样频率和高阶反混叠滤波器有助于提高系统信噪比；

Moire effect as an aliasing phenomenon of periodic objects and aliasing contents as signal dependent noise of non-periodic objects are analysed.

具体分析了以矩形光栅为例的周期性目标莫尔条纹式的混淆效应，以及非周期性目标噪声形式的混淆效应。