It embed the correlative information with the actual watermark in the more significant bit of the vector data, and the actual watermark in the hypo-significant bit of the vector data.

• 利用了统计分类和双重水印的思想,将实际水印的相关信息和嵌入方法作为特殊信息嵌入到数据的更重要位,而实际水印则嵌入到次重要位。