plot

pca_new程序是一个用于降维的程序。用于降低数据的维数，更好精简冗余信息。(pca_new.m is used for data dimention reduction.)

现代通信原理课程中，在MATLAB中实现ＤＳＢ－AM的调制与解调。(Modern communication theory course, in MATLAB to achieve DSB-AM modulation and demodulation.)

说明：  包含最先进的机器人运动学、动力学、轨迹规划等的函数及机器人仿真案例，数学理论基础为旋量。(The most advanced cases of robot kinematics and dynamics are included.)

zernike与patran得借口程序，编制机械软件patran的节点与matlab实现对口互接，用matlab复原分析元件，从而适合下一步数据处理即zernike波面拟合与数据分析(gram-schmidt and hosehouder algorithms, stability test procedures for the adoption of gram-schmidt algorithm hosehouder correctness of the algorithm is suitable for engineering complex operator)

数字信号误码率和信噪比的matlab程序（m file）包括单极性方波加性包噪声，接受检测电平判决、误码率、信噪比(Digital signal bit error rate and signal to noise ratio of the matlab program (m file) of packages, including unipolar square Microwave and noise level being tested sentence error rate, signal to noise ratio)

说明：  Load flow Gauss siedel method

PWM整流器SIMLINK仿真模型，双闭环控制（电流内环，电压外环），实现输入电流的高功率因数控制(PWM Rectifier SIMLINK simulation model, dual-loop control (current loop, voltage outer loop), the input current to achieve high power factor control)

电力系统N-1静态安全分析，采用IEEE标准算例，基于灵敏度分析方法(outage simulation to check N-1)

基于二阶或更高阶统计方法的MIMO系统频域盲辨识(Based on second-order or more higher-order statistics method of frequency domain blind MIMO system identification)

求解 今年puzzleup的第三题 !6个平方数的和，不可以表示为5个平方数的和，求最小的这个和 平方数：0 1 4 9...(Solving the third title this year puzzleup! Six square and can not be expressed as the square of the number 5, find the minimum of this and square: 0149 ...)