数字图像处理(实验二) 图像的读、写、显示和点运算 1、掌握函数imadjust与对数和对比度拉伸变换； 2、掌握直方图的绘制和直方图均衡化变换； 3、掌握空间滤波。 -Digital image processing (Experiment 2). the image to read, write, display and point operations a master function imadjust with the number and contrast

图像对比度拉伸，用于图像亮度增强，色度对比强烈，增强图像效果。-Image contrast stretching for enhanced image brightness, color contrast, enhance image quality.

code for contrast stretching

contrast stretching in matlab