pca

永磁同步电机滑膜观测器估算电机转速。精度比传统观测器精度高。(Estimation of motor speed by permanent magnet synchronous motor. The precision is higher than that of the traditional one)

说明：  MATLAB中继选择源代码 。 MATLAB中继选择源代码 。(Matlab relay selection source code.)

三层bp matlab版，输入输出可选，训练样本可选(Three-bp matlab version, input and output optional optional training samples)

利用图像的分析的教室考勤系统，能过完成人员计数(Classroom attendance of using image analysis system, can complete count)

MATLAB逐步搜索法计算方程的根. 逐步搜索法也称试算法.它是求方程f(x)=0的根的近似值位置的一种常用的方法. 逐 步搜索法依赖于寻找连续函数)f(x)满足f(a)与f(b)异号的区间[a,b]一旦找到区间，无 论区间多大，通过某种方法总会找到一个根。(MATLAB root search method gradually equation )

The coding of General Gradient Projection Rotation Algorithm for matlab and given some cases in the file.

基于神经—模糊网络的光伏阵列MPPT控制研究(Research on pv array MPPT control based on neural - fuzzy network)

it is the matlab code of particle swarm optimization with a test function that can be change..

一个pid仿真例子，有程序和仿真模拟图，可以直接应用，希望有用！(A simulation example of a pid, have procedures and simulation map, can be applied directly, I hope useful!)

 产生长度为1000的标准正太分布的随机信号，画出时域波形及频谱；  采用u=255的非均匀PCM编码，每符号为8bit，画输入-输出关系图；  计算信号量化噪声比（SQNR）；  信道误码率为10-3；  解码，并画出u律反变换后的信号时域波形及频谱。 扩展要求：  采用均匀PCM、量化级数可变、信道误码率可变。 ( have a standard length of 1000 is too random signal distribution, draw time-domain waveform and frequency spectrum  u = 255 using the non-uniform PCM encoding, each symbol for 8bit, drawing input- output relationship diagram  calculated quantization noise signal than (SQNR)  channel bit error rate of 10-3  decoder, and law to draw u the signal after the inverse transform time-domain waveform and frequency spectrum. Expansion of the requirements:  uniform PCM, quantization level variable, a variable channel bit error rate.)