简单易用，运行一个M文件即可，有说明说； 测试数据程序生成； 含投影数据成成，投影矩阵生成等。 ART/CT/MART/SIRT/ 感谢我师兄，为我师兄原创-Previously provided by the source, a lot of people will not react with, and contact me, So I put it into an m file, so you can simply run this file you can s