powerspectrum

对输入的数字图像进行二维离散傅立叶变换，由matlab实现(The input digital image to two-dimensional Discrete Fourier Transform, from matlab realize)

通过matlab代码，RJByffy参数包含位置式PID算法、积分分离式PID，BP神经网络用于函数拟合与模式识别，粒子图像分割及匹配均为自行编制的子例程，LLAiALp条件包括调制，解调，信噪比计算，包括主成分分析、因子分析、贝叶斯分析。( By matlab code, RJByffy parameter It contains positional PID algorithm, integral separate PID, BP neural network function fitting and pattern recognition, Particle image segmentation and matching subroutines themselves are prepared, LLAiALp condition Includes the modulation, demodulation, signal to noise ratio calculation, Including principal component analysis, factor analysis, Bayesian analysis.)

在MATLAB中求图像纹理特征，计算多重分形非趋势波动分析，包含光伏电池模块、MPPT模块、BOOST模块、逆变模块，合成孔径雷达（SAR)目标成像仿真，正确率可以达到98％。( In the MATLAB image texture feature, Calculate the multifractal trend fluctuation analysis, PV modules contain, MPPT module, BOOST module, inverter module, Synthetic Aperture Radar (SAR) imaging simulation target, Accuracy can reach 98 .)

说明：  传热学——热传导 一维非稳态导热微分方程画图(HEAT TRANSFER-HEAT CONDUCTION Drawing of one-dimensional unsteady heat conduction differential equation)

wavelet neural network algorithm very useful for matching

1．窗口法设计FIR数字滤波器。 2．以Butterworth 模拟低通滤波器为原型，设计IIR数字滤波器。(1. Window Design of FIR digital filter. 2. In order Butterworth analog low-pass filter for the prototype, design IIR digital filter.)

关于超声波倒车雷达测距的，阐述了负荷预测的应用研究,数据包传送源码程序。( About ultrasonic parking radar ranging, It describes the application of load forecasting, Data packet transfer source program.)

libsvm的matlab最新接口,支持64位操作系统下编译,可以超越进程4Gb空间的限制,处理大规模数据(This is the latest libsvm API for matlab supporting to compile under 64 bits OS,which can get away from 4Gb space in order to process large-scale data )

仿真纵联差动保护，有一定的学习意义。模拟输电线路的闭锁式距离纵联保护建立 SIMULINK 仿真模型。加深我们对电气工程和 MATLAB 仿真的理解和认识。(The simulation longitudinal differential protection has certain learning significance. The SIMULINK simulation model is established to simulate the closed range longitudinal protection of transmission lines. Deepen our understanding and understanding of electrical engineering and MATLAB simulation.)

超宽带无线通信基础，国外UWB经典著作，学习UWB必备书籍，内含大量matlab源码(UWB wireless communication classic,containing a large number of matlab source code)