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- Isoperimetric inequlity 等周不等式
- He also proposed and discussed the problem of isoperimetric figures. 他还提出并讨论过等周问题。
- The results show that isoperimetric algorithm can be applied in both still image and image video. 实验结果表明:等周算法不仅可用于静止图像的分割,也可应用于图像序列的分割。
- The circle is the shape with the largest area for a given length of perimeter. (See Isoperimetric inequality. 若给定一固定周长;圆可以围成最大的面积(对于任何形状而言;包含矩形).
- Isoperimetric algorithm does well in image segmentation,and it is a fast graph partitioning method. 基于等周算法可获取更为精确的分割结果,是一种快速的图论分割方法。
- One algorithm,isoperimetric algorithm based on graph theory is applied and researched on image segmentation. 摘要 采用一种基于图论的等周算法对图像的分割进行了研究。
- The concrete element was simulated by quadrilateral isoperimetric element.And the steels were distributed to concrete. 用平面四边形等参单元模拟混凝土单元,将钢筋分布到混凝土单元中;
- Then,isoperimetric algorithm is used to segment image video by combined with operation of morphology. 接着利用等周算法并结合数学形态学处理对图像序列的分割进行了研究。
- Based on FEM theory, a program of isoperimetric quadrilateral element is made using MATLAB software. 摘要基于有限元理论,用MATLAB语言编制了四结点等参元计算机程序。
- This paper discuss the Hadamand Fischer inequlity of inverse M matrix,and present determinenb det(A+D) inequality,where A is a inverse M matrix,D is a noneqative diagonal matrix. 本文讨论了逆M矩阵的Hadamard -Fischer不等式 ,并给出了行列式det(A +D)的估计式 ,其中A为逆M矩阵 ,D为非负对角阵
- Isoperimetric inequality for sphere and ellipsoid is discussed, and the isoperimetric inequality of some region satisfying certain conditions is given. 摘要讨论球面和椭球面上的等周不等式,并给出了球面与椭球面上满足一定条件的区域的等周不等式。
- Based on several experiments,they are researched.The results show that isoperimetric algorithm can be applied in both still image and image video. 实验结果表明:等周算法不仅可用于静止图像的分割,也可应用于图像序列的分割。
- Firstly,isoperimetric algorithm is applied in still image segmentation,and the result is compared with two methods based on edge detection and region detection. 首先利用等周算法对静止图像进行分割,并与边缘检测和区域检测的两种分割方法进行结果比较;
- In this paper,Isoperimetric inquality for Sphere and Ellipsoid is discussed.And the Isoperimetric inequality of some region satisfying certain conditions is given. 本文讨论了球面和椭球面上的等周不等式,给出了球面与椭球面上满足一定条件的区域的等周不等式。
- Then,isoperimetric algorithm is used to segment image video by combined with operation of morphology.Based on several experiments,they are researched. 接着利用等周算法并结合数学形态学处理对图像序列的分割进行了研究。
- The internal forces in tensile membrane structures were analyzed using geometrical nonlinear finite element theory using curved quadrilateral isoperimetric 8 node elements. 根据几何非线性有限元理论,采用8节点曲面四边形等参单元,分析了张力膜结构内力。
- Abstract: The internal forces in tensile membrane structures were analyzed using geometrical nonlinear finite element theory using curved quadrilateral isoperimetric 8 node elements. 文章摘要: 根据几何非线性有限元理论,采用8节点曲面四边形等参单元,分析了张力膜结构内力。
- Based on the geometrical nonlinear finite element (GNFE) theory, thepaper use a curved quadrilateral isoperimetric element with 8 nodes to makeprograms of computer aided the internal fo. 本文根据几何非线性有限元理论,采用8结点曲面四边形等参单元,编制了用于张力膜结构内力分析的有限元程序。
- Based on the geometrical nonlinear finite element (GNFE) theory, a curved quadrilateral isoperimetric element with 8 nodes for initial form analysis of tensile membrane structures is presented. 根据几何非线性有限元理论,采用8节点曲面四边形等参单元,分析了张力膜结构内力。
- AN ELEMENTARY PROOF OF THE ISOPERIMETRIC PROBLEM 等周问题的一个初等证明