In the frequency domain , we analyse the information hiding technique based on dct . we present improved adaptive hiding method , odd even embedding technique , improved amalgamation and difference matrix hiding method in the dct domain . we describe the process of information embedding and extraction , and analyse the robust of the algorithms above in detail 在频率域内,我们研究了基于dct变换的信息隐藏技术,提出了改进的dct自适应隐藏算法、 dct域奇偶性嵌入算法和改进的融合算法,同时提出了差值矩阵的dct域隐藏算法,给出了这些算法的信息嵌入与恢复过程,并对频率域内的这些隐藏算法的鲁棒性进行了分析。
百科解释
"Odd Even" is the ninth single from Cardiacs and the second taken from Sing to God. Only 1000 copies of the CD were produced and it has long since been out of print.