Steg-Analysis Using Chi-Square Test, aims at the analysis of digital images that are transmitted through the cyber space for encoded hidden messages using Chi-Square test, a statistical approach.

主要是向大家介绍chi(卡方算法)的基本的说明,有较高的学习价值.-Is mainly to introduce the basic descr iption of chi (chi-square algorithm), the higher the value of learning.

【卡方检测】了解什么是隐写分析；并考察对实验一中的LSB替换隐写的检测能力；讲述实验原理及方法。 -[chi square test] to understand what is implicit analysis and investigate the experiment in the LSB replace the ability to detect implicit write about experimental principles and methods.