polygeom

病态线性方程组的计算题，涉及Gauss消元法、雅可比迭代法、高斯-赛德尔迭代法、最速下降法和共轭梯度法。每一个方法，都编写一个m文件，封装成函数的形式。然后通过总的HilbLineEquSet.m文件来调用执行，画出误差曲线图，得到运行结果。总的Matlab程序流程，如下所示： 病态方程组的计算包括：HilbLineEquSet.m、gauss.m、jacobi.m、gauss_seidel.m、fastest_descend.m和conjugated_grad.m六个文件。 程序执行结果包括：求解结果、迭代次数、迭代误差数据、误差曲线图等。(Morbid Linear Equations calculation problems involving Gauss elimination method, Jacobi s iterative method, Gauss- Seidel iterative method, steepest descent method and conjugate gradient method. Each method, all the preparation of an m file, packaged in the form of a function. Then the total HilbLineEquSet.m file to invoke the implementation of draw error curve, to be running results. General Matlab program flow, as follows: the calculation of morbid equations include: HilbLineEquSet.m, gauss.m, jacobi.m, gauss_seidel.m, fastest_descend.m and conjugated_grad.m six documents. Procedures for )

这是一个讲解OFDM原理及实现的文档，文档最后附上了matlab的OFDM实现(This is an OFDM explain the principle and implementation of the document, the document was last attached matlab implementation of the OFDM)

使用MATLAB实现卷积码的编译码，信源为随机产生数，进行软判决译码(Convolutional code using the MATLAB implementation of the codec, source for the randomly generated number, to soft-decision decoding)

快速并行细化算法，并保证细化后曲线的连通性。(Fast parallel thinning algorithm, and to ensure connectivity after thinning curve.)

说明：  灰色预测模型matlab程序标签：灰色模型 gm(1 1) 二次拟合 matlab(Gray prediction model matlab program tags: gray model of gm (1 1) quadratic fit matlab)

产生BPSK调制信号，通过高斯信道，接收端解调，计算误码率(BPSK modulated signals generated by Gaussian channel, the receiver demodulation, bit error rate calculation)

本代码为自己编写的SAD算法，通过blackcar序列验证了算法的正确性。(I have written the code for SAD algorithm, blackcar sequences show that the algorithm is correct.)

说明：  系统动力学的大作业，利用状态方程方法求解二阶系统的频响与时间响应，并作谱分析(Dynamics of large operations, using the state equation method for solving second-order system frequency response and time response, and for spectral analysis)

NExt法(自然激励技术法)模态参数识别预处理(The NExt France (natural incentive Technology Act) modal parameter identification pretreatment)

水面无人船舶航迹跟踪控制的级联反步法仿真程序，源创代码(The water no one cascade of anti-ship trajectory tracking control step simulation program, the source of a code )