propagation vector

Linear-Discriminant analysis, Probabilistic Neural Network, Back Propagation Neural Network and Support Vector Machine are all adopted to develop credit rating models.

本文以信用评级问题为核心，通过采用线性判别分析模型、概率神经网络模型、BP神经网络模型以及支持向量机方法对我国上市公司的信用风险度进行信用评级模型的建立。

Propagation characteristics analysis for ridged elliptical waveguide by vector finite-element method

脊加载椭圆波导传输特性的矢量有限元法分析椭圆形光圈式波导管

Many users leave their systems online continuously through laziness or ignorance, resulting in a significant source of power consumption, as well as an additional vector for malware propagation.

许多用户由于偷懒或不小心而使系统保持连续在线，因而导致消耗大量电力资源，并且为恶意传播提供了更多可能性。

Diseases spread by insects are encouraged when climatic conditions propagation of the vector.

当气候条件适于媒介昆虫繁殖时,由昆虫传播的疾病即行蔓延.