目 录
中文摘要
ABSTRACT
第一章 绪论 ...................................................................................................................1
§1.1 课题的研究背景及意义 ...................................................................................... 1
§1.2 国内外自动跟踪系统的发展与现状 ................................................................... 1
§1.3 研究内容 ............................................................................................................... 2
§1.4 论文结构 ............................................................................................................... 3
第二章 运动检测跟踪算法的优化 ...............................................................................5
§2.1 引言 ....................................................................................................................... 5
§2.2 视频图像的差分技术 ........................................................................................... 5
§2.2.1 视频图像[10] ................................................................................................... 5
§2.2.2 差图像分析 ....................................................................................................5
§2.2.3 当前图像和背景图像之间的差分 ................................................................6
§2.2.4 相邻图像差分 ................................................................................................6
§2.2.5 改进后的差分法 ............................................................................................6
§2.2.6 基于图像平均灰度值的阈值分割算法 ........................................................7
§2.3 人体活动区域定位 ............................................................................................... 9
§2.3.1 水平直方图统计 ............................................................................................9
§2.3.2 垂直直方图统计 ............................................................................................9
§2.3.3 双向交叉图 ....................................................................................................9
§2.4 目标跟踪算法 .................................................................................................... 10
§2.4.1 波门跟踪 ......................................................................................................10
§2.4.2 形心跟踪算法 ..............................................................................................11
§2.5 本章小结 ............................................................................................................. 12
第三章 视频图像序列中的人脸检测 ...........................................................................13
§3.1 引言 ..................................................................................................................... 13
§3.2 人脸色彩处理 .................................................................................................... 13
§3.2.1 色彩空间模型 ..............................................................................................13
§3.2.2 人脸肤色空间选取与建模 ..........................................................................15
§3.2.3 人脸区域检测实现过程 ..............................................................................16
§3.2.4 光线补偿 ......................................................................................................17
§3.2.5 相似度计算 ..................................................................................................18
§3.3 图像平滑滤波技术 ............................................................................................. 20
§3.3.1 邻域平均滤波 ..............................................................................................20
§3.3.2 中值滤波 ......................................................................................................20
§3.3.3 数学形态学滤波 ..........................................................................................21
§3.3.4 滤波效果比较 ..............................................................................................23
§3.4 本章小结 ............................................................................................................ 24