基于德洛内三角分解的有限元划分，可形成刚度总阵-Delaunay triangulation based on decomposition of the finite element division, the total stiffness matrix can be formed

BEMD对图像进行分解，包络构造采用Delaunay三角剖分和三次插值，得到分解的结果。 输入：灰度bmp图像 输出：imf1 imf2 imf3 残差(BEMD image decomposition, the envelope structure using Delaunay triangulation and cubic interpolation, the result of decomposition. Input: greyscale bmp image output: imf1 i