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主滤波器(全局滤波器)进行子滤波器的公共状态矢量融合和时间更新，输出可靠、准确的导航参数误差的全局最优估计量。
Primary filter accomplishes the fusion of public state vectors about sub filters and time updating, and outputs the credible, precise and optimal estimation of navigation parameter error.
图4例子的一个优点是，其考虑到了用户化均衡器滤波器的长度。
One advantage to the example of FIG. 4 is that it allows for customizing the length of an equalizer filter.
采用修正后的阿尔法滤波器和基于波谷的图像分割方法对绝缘子红外图像进行预处理。
An amended alpha filter and an image segmentation method based on the histogram trough of the insulator image are adopted to preprocess the insulator infrared image.
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