j4fft16

计算稀土离子Tm3+，Ho3+共掺晶体双稳特性，基于速率方程计算不同泵浦光泵浦时各能级粒子数分布(Calculation of rare-earth ion Tm3+, Ho3+ co-doped crystal bistable characteristics, based on the rate equations of different pump pump level at the time of particle number distribution)

说明：  求反求参数（无约束非线性优化方法）的matlab实现 无约束非线性优化算法-Powell法优化子程序 matlab广义最小二乘算法程序(Reverse order parameter (unconstrained nonlinear optimization method) to achieve the matlab unconstrained nonlinear optimization algorithm-Powell method to optimize the generalized least-squares algorithm matlab subroutine procedure)

Visual C matlab 图像处理与识别实用案例精选(visual C matlab)

通信中的采样钟恢复，用gardner 算法提取时钟误差。(STR for sampling Time recovery)

文章讨论了一种用于分析复杂的多态特征空间的非参数技术——Meanshift方法，并利用它进行了任意的形状聚类。(A general nonparametric technique is proposed for the analysis of a complex multimodal feature space and to delineate arbitrarily shaped clusters in it.)

建立EDFA的放大模块模型，不考虑损耗，仅考虑功率放大功能( Build EDFA amplification module model, without considering the loss, only consider the power zoom function)

matlab初学者对于绘图的基本程序，比如画饼图，线图，向量图，瀑布图等基本绘图基础程序。(matlab for beginners a basic drawing program, such as yourselves chart, line graph, vector, waterfall and other basic drawing foundation program.)

飞行器轨道仿真模型，参照飞行器教科书建模(Aircraft 6-DOF simulation model, refer to the textbook model aircraft)

说明：  一个相当好的拟合预测的MATLAB源程序(a very good fit forecast MATLAB source)

Introduction to matlab with simple examples to deal with some mathematical problems