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。

youdao

According to the ordering model with quantity discount under multiple-supplier, a method was proposed based on Genetic Algorithms, and model was illustrated using a numerical example.

本文针对多供应商条件下具有数量折扣的订货模型，给出了基于遗传算法的求解方法，并加以实例说明。

youdao

The result indicated that support vector machine method has the obvious superiority in the forecast of breast cancer incidence rate based on gain quantity of trace element.

结果表明：在根据微量元素摄入量进行乳腺癌发病率预测方面，支持向量机方法有明显的优势。

youdao