1、用matlab编写采样和量化程序，并对比分析不同空间和幅度分辨率的数字化图像的效果；对比分析自己程序与matlab自带函数的效果；

2、用matlab编写彩色图变灰度图和二值图。-1, using matlab sampling and quantization procedures, and comparative analysis of the effect of different spatial and amplitude resolution digitized image　comparative analysis of their own function matlab program and results

2, written in matlab grayscale and color images become binary image.