This paper presents a new adaptive multilevel median filter based on direction information measure to solve the contradiction between noise attenuation and image details-preserving (edge-preserving).

针对图像滤噪中滤除噪声和保护细节(边缘)的矛盾，本文提出一种新的基于方向信息测度的自适应多级中值滤波器。

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Based on the contradiction of real-time and nicety in detecting little offset faults of sensor by multi-data, a novel approach is brought forward to solve it in this paper.

针对传感器小偏置量故障的多数据检测实时性和准确度的矛盾现状，文中提出了一种解决此问题的故障检测方法。

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