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适用于水下信号分析的空间平滑MUSIC算法源代码，对学习空间谱MUSIC算法的初学者有一定的参考作用

包括手写文字识别的各个步骤，图像的预处理、裁剪、大小转换、人工神经网络训练和识别等等。(Handwritten character recognition, including the various steps, image preprocessing, cropping, size, conversion, training and recognition of artificial neural networks and so on.)

matlab小波包的使用，包括图像处理和信号处理的内容程序(Matlab wavelet packet, including the use of image processing and signal processing procedures for the content)

SAR 点目标仿真经典 适合初学者学习合成孔径雷达(SAR point target)

通过matlab代码，双向PCS控制仿真，DC-DC部分采用lyeCxId定功率单环控制，DC-AC采用Udc-Q解耦控制，系统直流电压由后级DC-AC实现稳定控制，UWvKaVx参数合适(Through the matlab code, two-way PCS control simulation, DC-DC part of the lyeCxId fixed power control, Udc-Q using DC-AC decoupling control, the system DC voltage the rear stage DC-AC to achieve stable control, UWvKaVx parameters suitable)

QPSK调制与解调，并有误码率的分析，加了 信道噪声。(QPSK modulation and demodulation, and bit error rate analysis, the addition of channel noise.)

it is for microwave and microstrip line taht is good for all persen

数据库的完整性控制熟悉利用企业管理器为列创建DEFAULT约束、为列创建CHECK约束、为列创建UNIQUE约束、为列创建不允许为空约束、创建PRIMARY KEY约束、创建FOREIGN KEY约束(Integrity control of the database use Enterprise Manager to create the familiar column DEFAULT constraint, create a CHECK constraint for a column, create a UNIQUE constraint for a column, create a column does not allow null constraint, create a PRIMARY KEY constraint, create FOREIGN KEY constraint)

Chapoly 通过求矩阵特征多项式的根来求其特征值. pmethod幂法求矩阵的主特征值及主特征向量. rpmethod瑞利商加速幂法求对称矩阵的主特征值及主特征向量. spmethod收缩法求矩阵全部特征值. ipmethod 收缩法求矩阵全部特征值 dimethod位移逆幂法求矩阵离某个常数最近的特征值及其对应的特征向量 qrtzQR基本算法求矩阵全部特征值. hessqrtz海森伯格QR算法求矩阵全部特征值. rqrtz瑞利商位移QR算法求矩阵全部特征值. (Chapoly characteristic polynomial by the root of a matrix to find the eigenvalues. Pmethod power method of a matrix eigenvalue and the principal eigenvectors. Rpmethod Rayleigh quotient accelerated power method Symmetric matrix eigenvalue and the principal eigenvectors. Spmethod contraction Law of the value of all the characteristics of a matrix. ipmethod contraction method the value of all the characteristics of a matrix inverse power law dimethod displacement from a constant of a matrix eigenvalue and its corresponding nearest feature vectors qrtzQR all the characteristics of the basic algorithm the value of a matrix. hessqrtz Heisenberg QR algorithm is the value of all the characteristics of a matrix. rqrtz Rayleigh quotient shift QR algorithm is the value of all the characteristics of a matrix.)

OFDM system orthogonality plot or simulation