Focus on learning of the limited nature of the data sample and BP algorithm easy to fall into the local minimum and prone to over-fit problems,the system presented by multiple cross-validation method.

• 同时针对学习样本数据的有限性、BP算法易陷入局部最小值和容易出现过拟合等问题进行了研究,提出了采用多重交叉验证的再改进BP算法。