matlab-signal-modulation-

加入3点或5点中值平滑处理后再绘制上述基频曲线与未平滑曲线比较，观测完整一段话音的基频包络变化情况(Add to 3:00 or 5:00 in the value of the smoothing then draw the base frequency curve is not a smooth curve compared with the observed period of complete voice baseband envelope changes)

基于+MATLAB+的时域信号采样及频谱分析(+ MATLAB+ based on the time-domain signal sampling and spectral analysis)

说明：  是一款非常好用的matlab学习资料，希望给大家帮助(Matlab is a very useful learning materials, want to give you help)

to do KNN classifier

可以实现通过matlab GUI界面做串口通信助手的软件(Can be implemented by matlab GUI interface to do serial communication software assistant)

采用LBG算法计算矢量量化器的Matlab仿真程序。(use LBG vector quantization algorithm for the simulation program Matlab.)

针对光伏电池电路直流部分的MPPT算法所设计的PWM脉宽调制模型。(MPPT algorithm for the DC portion of the photovoltaic cell circuit design of the PWM pulse width modulation model.)

说明：  利用鱼群算法优化BP神经网络权值，该代码可以直接运行。(Fish swarm algorithm is used to optimize the weight of BP neural network, and the code can run directly.)

几个Matlab编程示例，其中包括：单位抽样序列、复正弦序列、离散系统的差分方程、冲激响应和卷积分析、离散系统的频率响应分析和零、极点分布、基于Matlab的数字滤波器设计和FFT算法的应用等。(Some Matlab programming examples, including: random sequence of units, rehabilitation Sine sequences, discrete-time systems of differential equations, impulse response and convolution analysis of the frequency response of discrete-time systems analysis and zero pole distribution of the digital filter based on Matlab FFT algorithm design and applications.)

MATLAB关于图像配准的，包括图像的关键点筛选和配准的效果展示。(MATLAB on image registration, including the image of the key points of the effect of screening and registration display.)