detec_qpsk

说明：  完整详细的介绍OFDM系统源码，保证代码能运行。(OFDM system described in detail the full source code, to ensure that the code can run.)

粒子滤波算法摆脱了解决非线性滤波问题时随机量必须满足高斯分布的制约条件，并在一定程度上解决了粒子群样本匮乏问题(Particle filter to get rid of the problem solving nonlinear filtering Gaussian random quantity must meet the constraints, and to some extent, solve the problem of lack of PSO sample)

齿轮传动非线性分析，对扭转振动方程组进行求解，可得到齿轮扭转角随时间变化相关参数(Gear nonlinear analysis of torsional vibration equations are solved to obtain the twist angle of the gear change parameters over time)

说明：  一个遗传算法算法，用于优化支持向量机的核函数参数及相关参数(A function about the parameters of svm)

说明：  pso生物优化算法应用的实例源代码，根据自己需要可以更改里面的fitness具体情况自己更改 (pso examples of biological optimization application source code, according to their fitness needs to change the situation inside their own change)

程序实现了生成决策树并使用决策树对离散特征向量进行分类。在判断是否要继续生成叶节点时采用entropy来作为impurity的measurement.(Program and use the decision tree decision tree to generate discrete feature vectors for classification. In determining whether to continue generating leaf nodes using entropy as the impurity of the measurement.)

数值方法(MATLAB版)(第四版)[Mathews,Fink著,周璐,陈渝,钱方等译](Numerical Methods Using MATLAB)

信源数估计MDL算法，用于阵列信号处理中信号源数目的估计(The estimation of source number by the MDL algorithm)

果蝇算法实现路径查询，在栅格地图中，通过改变参数调节路径平滑度(The FOA implements path query. In a grid map, the smoothness of the path is adjusted by changing the parameters.)

很经典的matlab课件，全面介绍了matlab内容，适合初学者(Very classic matlab courseware, comprehensive introduction to matlab content, suitable for beginners)