说明：  asc格式的文件作为广泛应用的一种栅格数据格式，在计算机和GIS领域受到广泛应用，但由于现实采集的数据一般以单个个体存储，在分析过程受限，需要整合成矩阵的格式，该代码正是解决这一问题的matlab小程序。
(asc file format widely used as a raster data format, in the computer field and GIS are widely used, but generally the actual collected data stored in a single individual, the analysis process, or have to be integrated into a matrix format, the code is to solve this problem matlab applet.)