ANN

本文主要是描述的DDC的matlab功能，从输入的信号经过1/4fs搬频，然后半带抽取，再到混频，最后到分数倍的抽取，再经过成形滤波器输出。(digital down convention)

说明：  应用最小熵解卷积对滚动轴承进行故障诊断，列子及仿真(bearing fault diagnosis)

摘要:分析了最小均方误差滤波和递归最小二乘滤波算法、自适应滤波的神经网络方法、 基于QR分解的方法、统一模型下的自适应滤波及基于高阶累积量的自适应算法的优缺点，并对自适应滤波算法的未来发展做了展望。 (the author analyzes the minimum mean square error filter and recursive least square filter algorithm, an adaptive filter neural network method, Based on the decomposition of the QR unified model method, an adaptive filter and based on the cumulant adaptive algorithm of their advantages and disadvantages, and on the The algorithm is applied to the development of the future is prospected. )

说明：  跳频系统的同步simulink仿真（R2010b）(Synchronous hopping simulink simulation system)

matlab LOGO绘制程序：空间三维几何图形，颜色渲染填充(matlab LOGO drawing program: three-dimensional geometry, color rendering fill)

说明：  本程序实现已知序列绘制其及傅立叶变换的图(the program known sequence mapping and Fourier transform their plans. .)

永磁同步电机PMSM空间矢量控制SVPWM 仿真模型(Permanent magnet synchronous motor PMSM space vector control SVPWM simulation model)

求逐月异常序列x(n,12)和y(n,12)(n是年)的相关系数r(24)，其中j=1～12是1～12个月的情形，13～22是冬、春、夏、秋、冬季逐月、春季逐月、夏季逐月、秋季逐月、逐月、年、冬半年逐月（NDJFMA）、夏半年逐月（MJJASO）的序列的情形 (Abnormalities associated)

说明：  文档里边的内容是针对三次薛定谔方程的求解方法(The document is the solution to the cubic schrodinger equation)

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