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。
2
Using circle vector function and medium rack as tools, the equation of contact trace is deduced, and its characteristic is discussed.
以圆矢量函数和媒介齿条为工具，推导了接触迹方程，讨论了接触迹的特性。
3
The paper introduces deburr algorithm before line trace in the course of vector quantization of binary map image, and it can receive better effect through applying for the algorithm.