資源簡介
信息隱藏課程做的基于量化索引(抖動調(diào)制)的水印嵌入與提取,內(nèi)容如下:
1. 空域的嵌入與提?。ê诎讏D)
2. 包含DCT變化與量化的水印嵌入與提?。ú噬珗D)
3. 6種攻擊測試(高斯噪聲,放大攻擊,裁剪,平移,像素值修改,旋轉(zhuǎn))
4. psnr計算
5. 探究量化表的修改

代碼片段和文件信息
clear?all;
I=imread(‘LenaWk.bmp‘);
[WH]=size(I);
attackf=imnoise(I‘gaussian‘0.01);
imwrite(attackf‘LenaWk1.bmp‘);?%保存攻擊圖像??
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件????????145??2015-05-29?01:55??U201214773_孫林\attack1.m
?????文件????????281??2015-05-30?13:35??U201214773_孫林\attack2.m
?????文件????????334??2015-05-30?14:08??U201214773_孫林\attack3.m
?????文件????????506??2015-05-29?02:19??U201214773_孫林\attack4.m
?????文件????????339??2015-05-30?14:09??U201214773_孫林\attack5.m
?????文件????????170??2015-05-30?14:28??U201214773_孫林\attack6.m
?????文件???????4183??2015-04-23?22:09??U201214773_孫林\compress.m
?????文件??????24064??2015-05-29?15:40??U201214773_孫林\delta對隱蔽性影響\delta.xls
?????文件??????10747??2015-05-29?15:37??U201214773_孫林\delta對隱蔽性影響\delta.xlsx
?????文件?????263222??2015-05-29?15:22??U201214773_孫林\delta對隱蔽性影響\LenaWk_delta_10.bmp
?????文件?????263222??2015-05-29?15:22??U201214773_孫林\delta對隱蔽性影響\LenaWk_delta_12.bmp
?????文件?????263222??2015-05-29?15:23??U201214773_孫林\delta對隱蔽性影響\LenaWk_delta_14.bmp
?????文件?????263222??2015-05-29?15:23??U201214773_孫林\delta對隱蔽性影響\LenaWk_delta_16.bmp
?????文件?????263222??2015-05-29?15:23??U201214773_孫林\delta對隱蔽性影響\LenaWk_delta_18.bmp
?????文件?????263222??2015-05-29?15:23??U201214773_孫林\delta對隱蔽性影響\LenaWk_delta_20.bmp
?????文件?????263222??2015-05-29?15:21??U201214773_孫林\delta對隱蔽性影響\LenaWk_delta_4.bmp
?????文件?????263222??2015-05-29?15:22??U201214773_孫林\delta對隱蔽性影響\LenaWk_delta_6.bmp
?????文件?????263222??2015-05-29?15:25??U201214773_孫林\delta對隱蔽性影響\LenaWk_delta_60.bmp
?????文件?????263222??2015-05-29?15:22??U201214773_孫林\delta對隱蔽性影響\LenaWk_delta_8.bmp
?????文件????????252??2015-05-29?15:46??U201214773_孫林\delta對隱蔽性影響\read_delta.m
?????文件?????263222??2015-05-29?15:58??U201214773_孫林\delta對魯棒性影響\wartmk_1.bmp
?????文件?????263222??2015-05-29?16:01??U201214773_孫林\delta對魯棒性影響\wartmk_10.bmp
?????文件?????263222??2015-05-29?15:58??U201214773_孫林\delta對魯棒性影響\wartmk_2.bmp
?????文件?????263222??2015-05-29?15:58??U201214773_孫林\delta對魯棒性影響\wartmk_3.bmp
?????文件?????263222??2015-05-29?16:00??U201214773_孫林\delta對魯棒性影響\wartmk_4.bmp
?????文件?????263222??2015-05-29?16:00??U201214773_孫林\delta對魯棒性影響\wartmk_5.bmp
?????文件?????263222??2015-05-29?16:00??U201214773_孫林\delta對魯棒性影響\wartmk_6.bmp
?????文件?????263222??2015-05-29?16:00??U201214773_孫林\delta對魯棒性影響\wartmk_7.bmp
?????文件?????263222??2015-05-29?16:00??U201214773_孫林\delta對魯棒性影響\wartmk_8.bmp
?????文件?????263222??2015-05-29?16:01??U201214773_孫林\delta對魯棒性影響\wartmk_9.bmp
............此處省略60個文件信息
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