基于视觉特性及人工神经网络的图像压缩.pdf

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1、目录录Abstract.......................................................................……，.......................……，.................................……2第1章绪论....................................……，..............................……‘…，.............................................

2、.....……41.1研究背景和意义..........................................……，.................................................·····.....········……41.2图像压缩研究状况...................................................……，..…二.........……，…，...........··.....，·········，··…51.2.1基于人眼视觉特性的图像压缩研究状况

3、..............................................................……51.2.1基于人工神经网络的图像压缩研究状况................................................................……71.3论文的主要工作和创新点.....................................................................................................……

4、91.4本文内容安排.............................................................................................··......··················……9第2章人眼视觉特性和人工神经网络介绍……，.......................................................................……，二112，1视觉特性介绍.............................……，

5、...................................................................................……112.1.1人眼构造和人眼内图像形成机理............................................................................……112.1.2亮度鉴别与主观感觉强度.....................................................................

6、............······……122.1.3对比敏感度.......................................................……，二，........................................·····一132.1.4视觉掩蔽................................................................................................................……，二巧2.2人工

7、神经网络介绍...........................................................·.·...····································，·····……巧2.1.1神经元模型和特点.........................................................·一······、··，·‘···‘、···-··、·，、··…巧2.1.2激活函数类型.........................................

8、...................................................................……162.1.3神经网络基本结构类型..……，............