GAstonefitness

四元数的隆戈库塔法，利用隆戈库塔队四元数进行更新，可以从中提取出载体姿态信息(Quaternion Longo Kutta method, using Longo Coulthard team quaternion update, can be extracted from vector-profile information)

说明：  提供迭代算法的matlab实现以及c的实现(iteration )

说明：  matlab高效编程程序源代码第十一章，可以运行。(efficient programming source code matlab Chapter XI, you can run.)

内点法 matlab程序，内点法最优潮流(Matlab program of the interior point method)

PLOT RECEIVING END VOLTAGE (Vr/Vs) AS A FUNCTION OF (P/Po) FOR UNCOMPENSATED AS WELL AS L-C COMPENSATED LINES AT LOAD AT PARTICULAR LENGTH OF LINE. TAKE Ø = 0, 0.866 LAG & 0.866 LEAD AND LEGTH OF TRANSMISSION LINE 200 KM, 400 KM & 500 KM. EXPLAIN THE VOLTAGE VARIATION OF LINE.

MikroKopter四旋翼飞控板程序,版本6.0(the code of MikroKopter Quadrotors)

可模拟单透镜的几何光线追迹图，分析焦距与面型的关系，作为输入zemax，codev光学设计软件的初始结构(single lens design，zemax，effective focal length )

modélisation gaussienne avec matlab

通过给出的随机过程，该随机过程是由3个实正弦信号组成，归一化频率分别为0.1,0.25,0.27，其中相位是相互独立在【0,2*pi】上分布的随机相位；噪声是均值为0、方差为1的实高斯白噪声，信噪比为30db,30db,27db,观测样本数为N，通过bartlett法，Welch法，周期图法计算随机过程的概率谱(Given by stochastic process, the stochastic process is composed of three real sine signal, the normalized frequency were 0.1, 0.25, 0.27, including phase is independent in [0, 2* PI] on the distribution of random phase Noise variance is the mean to 0, 1 real gaussian white noise, signal to noise ratio of 30 db, 30 db, db, and the observation sample for N, by bartlett, Welch, periodogram spectrum method to calculate the probability of the random process)

基于s-function的DFIG模型，输入dq轴电压、转差、驱动转矩，输出dq轴电流、电机转速(s-function model of DFIG based input dq-axis voltage, slip, drive torque, output current dq-axis motor speed)