768543

THIS IS FILE TRANSPORT ELECTRON

说明：  提取北斗卫星导航、广播星历，并生成卫星位置分布图(Extraction of Beidou Satellite Navigation and Broadcasting Ephemeris Files)

用Hanning窗设计线性相位滤波器，绘制幅频和相位特性曲线，并在改变N的值后观察N对滤波器特性的影响及其时域特点。(Hanning window with a linear phase filter design, drawing amplitude frequency and phase characteristic curve, and change the value of N, N were observed on the filter characteristics and time domain characteristics.)

SIMULINK简明教程，希望对初学者有用(simulink tutorial, I hope useful for beginners)

利用matlab写的较基本的arnold加密与相应解密算法，其中的key可以任意改之，但加密次数不宜太多，最好在100次以内(Use matlab to write the basic Arnold encryption and decryption algorithm, one of the key can be arbitrary change, but the number of encryption shoulds not be too much, best within 100 times)

二维码编码，QR码实现，Two-dimensional coding, QR code to achieve, Two-dimensional coding(Two-dimensional coding, QR code to achieve, Two-dimensional coding)

系统的结构参数和负荷情况都已给定时，调节可利用的控制变量(如发电机输出功率、可调变压器抽头等)来找到能满足所有运行约束条件的，并使系统的某一性能指标(如发电成本或网络损耗)达到最优值下的潮流分布。(Optimal power flow(OPF) is a fundamental tool in power system planning and operation.)

engeen-g article fgdd and osvechenie

灰色ＰＩＤ控制matlab仿真程序：主要包括连续、离散系统(gray PID control Matlab simulation program : including continuous, discrete systems)

基于混合高斯模型的matlab代码，用于求概率问题，可行，已经运行过了(Based on Gaussian mixture model matlab code for the required probability problems, feasible and has been running over)