SpatialMultiplexing_2nT_64QAM_IQ

For some fnc to graphics

说明：  一些基本的matlab函数，比较常用，希望能够帮助各位初学matlab的朋友们(Some basic matlab function, commonly used, I hope you can help novice matlab friends)

说明：  在DCT域进行图像检索，分别采取了对DCT块的边缘类型提取以及纹理特征提取两个方法(Image Retrieval in DCT domain, DCT blocks were taken on the edge of the type and texture feature extraction method of extracting the two)

一篇论文《MATLAB在相控阵天线中的应用》介绍了ＭＡＴＬＡＢ在天线设计中的应用，包含有源代码(Paper " MATLAB in Phased Array Antenna," introduced in MATLAB application in antenna design, including source code)

关于OPNET里的一个仿真场景，还是可以参考一下，具体对新手还是比较适用的(OPNET in a simulation on the scene, or can refer to the specific comparison to the novice or the applicable)

神经网络训练拟合函数曲线，拟合复杂函数曲线(The neural network training function curve fitting)

实现Focuss 系统的算法程序，可用于稀疏成分分析。(Algorithm to achieve Focuss system procedures can be used for sparse component analysis.)

说明：  单位脉冲，单位阶跃，正弦函数等连续信号的MATLAB表达式。(pulse units, unit step, the sine function as a continuous signal MATLAB expression.)

计算潮流时改变节点类型,比如PQ节点，PV节点，平衡节点等等等等(When calculating trend change node types, such as PQ nodes, PV node, the node balance, etc., etc.)

配电网中，传统IEEE39节点的牛顿-拉夫逊法潮流计算。(Distribution power flow calculation。)