^pCollege,;
Northwestern;
Polyteehnical;
University;
Xi'an;
710072,;
China;
^pof;
Underwater;
Acoustic;
Engineering,;
Harbin;
Engineering;
University,;
Harbin;
150001,;
China;
径向基函数(RBF)神经网络; 微弱信号检测; 水下; 扩展卡尔曼滤波; RBF神经网络; 相空间重构技术; 非线性动力学; 预测误差;