The use of moments for image analysis is straightforward if we consider a binary or gray level image segment as a two-dimensional density distribution function.
若把二值图或灰度图看作是二维密度分布函数，就可把矩技术应用于图像分析中。
The fifth part Orientate and go on detailed analysis and demonstration from three level, seven function foundation of in the center to the city of Wuhan.
第五部分从三个层次、七个功能中心的建立对武汉城市定位进行了详细的分析与论证。
The maximum level of muffling being taken as object function, the parameters of muffler's whole structures have been optimized by using the method of dynamic transfer matrix analysis.
本文用消声器动态传递矩阵分析方法，以最大消声量为目标函数，对消声器的总体结构参数进行了优化。
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