matlab绘图与图形处理 基本平面图形命令、三维图形命令（plot plot3D）-graphics and graphics processing matlab basic graphics command plane, three-dimensional graphics commands (plot plot3D)

这个主要是3D图像显示的一个matlab程序-matlab code on 3D plot

构建三维点云，用不同颜色创建三维散点图的方法的实现-Achieve the creation of three-dimensional scatter plot with different colors methods