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lsbmixie
- 由于通过RS统计分析和Chi-squate统计分析,可以察觉以LSB方法密写的秘密信息的存在,因此为提高密写方案的安全性,提出了一种改进的LSB密写方案,即如果被嵌入的秘密比特与原始灰度的最低位相同,便不作改动 否则根据周围像素作增1或减1的调整,而在接收方,只需将载体图象的最低位取出即可恢复秘密信息.大量图象的模拟实验结果说明,该方案不仅可以抵抗RS分析和Chi-square分析,而且不增加失真度,并可保持计算量小、提取方便的优点.并表明改进方案对抵抗这两种密写分析是有效的.-RS and C
NakagamiCFAR
- 本代码实现了基于卡方分布(nakagami 分布)的恒虚警检测(CFAR)，通过在查找表的形式，实现参数估计和阈值估计，完成对目标的检测。-The code based on the chi-square distribution (nakagami distribution) of the CFAR (CFAR), through the form of a lookup table to achieve the threshold parameter estimates and estima
JSTEG
- 基于JSteg顺序隐写的快速卡方检验方法-Sequence based steganography JSteg quick chi-square test method
LSB-information-hiding
- 设计并实现一种基于图像的LSB卡方因袭分析方法-Designed and implemented based on the LSB of the chi-square iconic image analysis methods
MyBitmapImg
- 本程序实现位图的读写，均衡化，滤波，LBP，LTP特征提取以及基于LBP，LTP和卡方距离，最近邻分类的人脸识别，批量给图片改名等功能-The program can read and write a bitmap, equalization, filtering, LBP, LTP feature extraction and nearest neighbor classifier for face recognition based on LBP, LTP and chi-square d
Similarity
- 研究两幅图像匹配相似度衡量的方法，利用直方图的相关知识，采用相关，卡方，直方图相交,Bhattacharyyahe和EMD方法实现对两幅图像的相似度衡量。-Study two images matching similarity measure method, using the histogram of the relevant knowledge, using relevant, chi-square, histogram intersection, Bhattacharyyahe and
chisquare
- 卡方檢定計算兩筆資料的差異性,值越小,兩筆資料相關程度越大-Chi-square test to calculate the difference between two data, the smaller the value, the greater the degree of correlation of two document
kafang--steganalysis
- 卡方隐写分析matlab实现代码，包括隐写和隐写分析两部分，文件中有源程序和原图片-Chi-square steganalysis matlab implementation code, including steganography and steganalysis two parts, the file has the source code and the original picture