It should be included the inlet and outlet dimension for the Max overall dim.

计算最大外形尺寸时，需加上进出线口尺寸。

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Instead of traditional background prediction, this method detects infrared small and dim target by judging whether the local grey level surface possesses the two dimension Gauss function feature.

该方法通过判断图像局部灰度包络曲面是否具备二维高斯函数曲面特征实现红外弱小目标检测，不需要进行传统的背景预测。

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Based on the features of infrared image and the speciality of fractal dimension, a method of detection infrared dim small target based on fractal dimension was presented.

针对红外图像的特点及分形分维的特性，提出了基于分维像的红外弱小目标检测方法。

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