利用自然梯度算法，使用matlab实现智能预测控制算法，基于chebyshev的水声信号分析，数据模型归一化，模态振动，数学方法是部分子空间法，本科毕设要求参见标准测试模型。- Use of natural gradient algorithm, Use matlab intelligent predictive control algorithm, Based chebyshev underwater acoustic signal analysis, Normalized data model, modal vibration, Mathematics is part of the subspace, Undergraduate complete set requirements refer to the standard test models.