一个简单的点云显示程序，基于MATLAB。读取.asc文件中的数据，然后显示并优化。-A simple point cloud display program, based on MATLAB. .asc File to read the data, and then display and optimization.

matlab中读取asc点云文件，形成点云数据(Read ASC point cloud file in MATLAB to form point cloud data)