CT成像代码，拟合仿真数据进行对比试验，主要包含FBP法和多能统计迭代法以及BH修*-CT imaging code, fitting the simulation data comparison tests, and contains the FBP method and multiple statistical iterative method and BH Amendment Act

用最小二乘法进行曲线拟合，代码有注释，方便查看。可以用于实时数据显示和拟合-Using the least squares curve fitting, code comments, convenient viewing. Can be used for real-time data display and fitting

多组图形质量评价的数据，并进行数据拟合的程序-Graphical data quality uation, and carry on data fitting procedure