This paper introduces a steganalysis algorithm based on statistics method for LSB steganograhpy and mends it, proposes a method estimating the quantity of hiding data reliably.
介绍了一种基于统计特性的LSB密写分析方法，对其进行了改进并提出了可靠估计信息隐藏长度的方法。
A new method that digital watermarking information was embedded in numerical attributes Least Significant Bit (LSB) was put forward in view of the existing watermark algorithms insufficiency.
针对现有水印算法的不足，提出了在数值型属性最低有效位(LSB)嵌入水印信息的一种新方法。
The limit that space domain only be applied in LSB under gray image of digital watermark was changed. Then, experiment showed that the method have a better adaptability to normal attack.
在灰度图像中的数字水印中，空间域方法只能用在LSB（最低有效位）的局限性，同时，实验表明对常规攻击具有较好的识别能力。
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