GPS-fangzhen

说明：  全套fastgps程序源码，附有注释，参考教材《GNSS应用与方法》(Full set of fastgps program source code, with notes, refer to the textbook "GNSS application and methods")

说明：  绪论 概率分布 回归的线性模型 分类的线性模型 神经网络 核方法 稀疏核机 图模型 混合模型和EM 近似推断 采样方法 连续潜在变量 顺序数据 组合模型 录A数据集 附录B概率分布 附录C矩阵的性质 附录D变分法 附录E拉格朗日乘数法(introduction probability distribution Linear model of regression Linear model of classification neural network Nuclear method Sparse kernel machine Graph model Hybrid model and EM Approximate inference Sampling method Continuous potential variable Sequential data Combination model Record a dataset Appendix B probability distribution Appendix C properties of matrices Appendix D variational method Appendix E Lagrange multiplier method)

此程序为局部线性嵌入，能够实现降维功能。(This program is locally linear embedding and can realize dimensionality reduction function.)

DVB-S2通信链的设计与仿真，使用了LDPC编码以及多种QAM调制方式。(Design and simulation of a DVB-S2 communication chain,LDPC coding and a variety of QAM modulation methods are used.)

模糊图函数，输出信号的模糊图，输入量为两个（信号，归一化）(Ambiguity Function)

噪声分析，正交基分解，离散数据分析，提取模态(analysis the flow field)

AM正交调制与解调，每个步骤都有波形，频谱显示(am modulation )

Matlab的模拟退火算法工具箱，这是国外通用免费工具箱，在matlab环境下运行，具体使用说明见压缩文件(Simulating anneal arithmetic tool in Matlab is free fee abroad.It is used under Matlab and detail imformation can be found in rar file.)

说明：  大规模MIMO中采用天线选择来降低系统复杂度和成本，其中包括最优天线选择和递减天线选择，快速天线选择和基于范数的天线选择算法。(Antenna selection is used in large-scale MIMO to reduce system complexity and cost, including optimal antenna selection and decreasing antenna selection, fast antenna selection and antenna selection algorithm based on norm.)

说明：  利用matlab编写基于遗传算法优化PID控制器(Matlab programming PID controller)