采用广义回归神经网络GRNN进行货运量预测

qt c++ tcpip sample for pc to pc communication

实现线性的电力系统潮流计算，分别为首端电压末端功率和末端电压末端功率，可实现一定精度的迭代计算(Power flow calculation in power system)

说明：  将三相电流实施坐标变换后得到了M-T坐标系下的电流反馈值，再经过PID调节后，形成了电流闭环控制；且定子电流通过反变换后得到静止两相坐标系的定子电压给定值，再经过SVPWM控制逆变器，得以输出三相电压(The feedback value of the current in the M-T coordinate system is obtained after the coordinate transformation of the three-phase current. After PID adjustment, the current closed-loop control is formed.The stator current is inversely transformed to obtain the stator voltage value of the static two-phase coordinate system, and then the three-phase voltage can be output by the SVPWM controlled inverter)

说明：  对于支持多种调制方式的通信系统来说，接收信号调制方式的自动识别是不可或缺的功能之一。论文研究了 六种常见的数字调制信号，提取出五种特征参数，并针对瞬时相位和瞬时频率特征参数的提取做出了改进。采用BP神经网 络算法进行自动识别，在高斯白噪声环境下仿真,(For the communication system supporting multiple modulation modes, the automatic recognition of the modulation mode of the received signal is one of the indispensable functions. This paper studies six kinds of common digital modulation signals, extracts five kinds of characteristic parameters, and improves the extraction of instantaneous phase and instantaneous frequency characteristic parameters. BP neural network algorithm is used for automatic recognition, and simulation is carried out in the Gauss white noise environment,)

说明：  SIGMA DELTA ADC DESIGN

对图像进行傅里叶变换，离散余弦变换，小波分解，拉东变换等(Two layers of wavelet decomposition for image)

元胞自动机疏散规划。。。。。。。。。。。(Evacuation Planning of Cellular Automata)

适用于STM32F407的超声波测距 程序，可以显示在LCD(Apply to STM32F407 ultrasonic ranging，Can be displayed on the LCD)

适用于声波时间域全波形反演的C程序，能正常运行，已调试。(C program for full waveform inversion in time domain of acoustic wave can run normally and has been debugged.)

比幅单脉冲测角, 雷达信号处理中常用测角方法(Amplitude comparison monopulse angle measurement,angle measuring method for radar)