中文说明：用matlab实现对黑白以及彩色图象的放大缩小功能．其中包括三种算法：nearest neibor，Bilenear Interpolation 以及Bicubic Interpolation
English Description：
Using MATLAB to realize the function of zooming in and out of black and white and color images, including three algorithms: nearest neighbor, bilinear interpolation and bicubic interpolation