Area Mask的意思|示意

Methods Every frame was divided into several parts by mask-code image:sector area, altered character areas and background.

方法采用掩码图将每帧图像划分为扇形区、变化字符区和背景区。

Based on the digital mask technique, the distribution of sand area density and the sediment-transport rate in flow field were obtained.

采用图像处理的数字掩码技术，处理图像得到了沙粒在流场中的面密度以及单宽输沙率。

3the Master control staff immediately sets security cordon in the accident area and wears gas mask and protective jump suit etc. protective equipments or safeguards to examine the leaking point.

主控人员立即对事故发生地点区域设置安全警戒，戴上防毒面具、连体防护服等防护用品或设施，对泄漏点进行检查。

A large-area nanopillar fabrication method by nanoparticle monolayer as an etch mask is displayed, which can be used in kinds of nano film fabrication .

最后，本文提供了一种简单、方便、有效且直径可控的，在硅基底上大面积形成纳米点阵或纳米柱阵列的纳米加工方法。

Firstly, a rough motion mask is obtained by introducing a motion area segmentation method based on an improved accumulative frame- difference algorithm and optimal threshold segmentation.

利用小波包分析算法提取出单帧图像的边缘信息并获得细化的目标区域边缘图；

The orthogonal pulses are adjusted by the optimizer which calculates the parameters based on Least Area Criterion (LAC) before modulation in order to follow the requirements of FCC spectral mask.

调制前由频谱优化器运用最小面积准则（LAC）对正交脉冲的参数进行优化计算并调整，使脉冲频谱符合FCC频谱模板要求。