数学形态学腐蚀膨胀运算的快速算法,包括区域生长实例，线段表应用，线段表法腐蚀膨胀，形状保真膨胀，确定分割点位置，-Mathematical morphology corrosion rapid expansion of computing algorithms, including region growing example of the application segment table, segment table corrosion expansion, shape fidelity e