目 录
第 1 章 引言 .............................................................................................................1
1.1 课题来源及发展概况............................................................................................................1
1.1.1 课题来源...............................................................................................................................................1
1.1.2 发展概况...............................................................................................................................................1
1.2 论文结构 ...............................................................................................................................3
第 2 章 MATLAB 简介 ...........................................................................................5
2.1 MATLAB 的发展概述 ..........................................................................................................5
2.2 MATLAB 的主要功能 ..........................................................................................................6
2.3 MATLAB 的技术特点 ..........................................................................................................6
2.4 MATLAB 的应用与展望 ......................................................................................................7
第 3 章 直方图修正 .................................................................................................9
3.1 图像增强 ...............................................................................................................................9
3.2 直方图 ...................................................................................................................................9
3.3 直方图均衡化......................................................................................................................10
3.4 直方图规定化......................................................................................................................12
第 4 章 直方图均衡化算法 ...................................................................................15
4.1 全局直方图均衡算法..........................................................................................................15
4.2 改进算法..............................................................................................................................15
4.2.1 基于抛物线的全局直方图均衡化算法............................................................................................15
4.2.2 局域直方图均衡算法.........................................................................................................................16
第 5 章 MATLAB 仿真及分析 .............................................................................19
5.1 函数格式介绍 .....................................................................................................................19
5.2 标准直方图均衡算法的实现及分析 .................................................................................19
5.3 改进算法的实现与分析 .....................................................................................................22
5.3.1 基于抛物线的直方图均衡化算法实现及分析................................................................................22
5.3.2 局部直方图均衡化算法的实现与分析............................................................................................26
第 6 章 结论与展望 ...............................................................................................31
6.1 结论......................................................................................................................................31
6.2 不足之处及未来展望..........................................................................................................31
参考文献 .................................................................................................................33
致 谢 .................................................................................................................34