work

matlab实现决策树C4.5算法,首先利用训练数据创建决策树，再用测试数据对决策树进行剪枝。(C4.5 decision tree algorithm matlab realize, first use training data to create decision trees, and then test data for decision tree pruning.)

this simple sr use to perform operations code using matlab

atrous小波遥感图像融合,适合64位MATLAB运行，实验结果良好。(Atrous wavelet remote sensing image fusion, suitable for 64 bit MATLAB run, the experimental results are good. )

说明：  本程序给出了认知无线电中的能量检测方法，并实现了在不同的虚警概率下的检测性能比较。(This procedure gives the method of energy detection of cognitive radio , and the comparison of detection performance at different false alarm probability .)

用于高度计数据的绘图和网格化处理，利用matlab本身meshgrid函数(For altimeter data mapping and gridding processing)

含有：SPWM内/外置波调速；单闭环电流截止转速负反馈；单闭环电压负反馈；单闭环交流调压调速；单闭环无静差转速负反馈；单闭环有静差转速负反馈；电压负反馈电流正反馈；开环直流；双闭环直流调速仿真(Contains: SPWM internal/external wave speed regulation; single closed-loop current cut-off speed negative feedback; single closed-loop voltage negative feedback; single closed-loop AC voltage regulation speed regulation; single closed-loop zero static error speed negative feedback; single closed-loop with static error speed negative feedback; voltage negative feedback current positive feedback; open-loop DC; double closed-loop DC speed regulation simulation)

MATLAB通信仿真与应用，许多出于工程实践的例子，既有基础知识又有许多实际分析和程序(MATLAB simulation and application of communication, many examples of engineering practice for both basic knowledge and analysis of many practical and procedural)

数值计算的类函数，运算能力超过Matlab(Numerical Calculation)

matlab 编程文档，比较全的说明对于初学者很有帮助(matlab program)

采用四步相移方法求取相位主值，通过滤波对无效的像素点进行滤除。(With the four step phase shifting method to obtain the main phase, through the filter to filter out pixels invalid.)