说明：  matlab的在离散方式的图像缩放MATLAB 的名称源自 Matrix Laboratory ，由美国MathWorks公司推出。它是一种科学计算软件，专门以矩阵的形式处理数据。 MATLAB 将高性能的数值计算和可视化集成在一起，构成了一个方便的、界面友好的用户环境，并提供了大量的内置函数。
(matlab in discrete forms of image scaling MATLAB name from Matrix Laboratory, launched by the United States MathWorks. It is a scientific computing software, specifically the form of matrix data processing. MATLAB will be high-performance numerical computation and visualization integrated together, constitute a convenient, user-friendly user environment and provide a large number of built-in functions.)