文章提出了一种基于先定位、后滤波思想的椒盐噪声滤除算法。

In this paper, a simple algorithm based on noise-located is presented to remove salt and pepper noise from gray-scale image.

youdao

通过对它们的分析与设计，确定了电路结构较简单的先叠加后滤波方案，作为课题实际所用的主电路。

Based on their analysis and design, identified a simple circuit structure after the first stack filtering programmes, as a practical subject used by the main circuit.

youdao

该算法重点研究经典LPC分析后基音激励方向向下的语音，对这种浊音LPC残差进行后滤波以取代预增强的方法使其逼近语音激励。

Firstly we analyze the speech with reversed polarity and present the idea of post-filtering of the LPC residual of these voiced speech frames.

youdao