中文说明：matlab源代码：利用有序抖动算法（Bayer矩阵D4和D8）生成二元图像；利用误差扩散算法（Floyd-Steinberg filter）生成二元图像。
English Description：
Matlab source code: binary image is generated by using ordered jitter algorithm (Bayer matrix D4 and D8); binary image is generated by error diffusion algorithm (Floyd Steinberg filter).