p05

how to plot using fuction "meshgrid", "mesh"

code for the your purpose

there is a matlab code about qam in the communication.

matlab数字信号与应用源代码3，对初学者有帮助(and application of digital signal matlab source code 3, to help beginners)

16QAM的解调方式，需要的朋友可以下载啊(16QAM demodulation method needs friends can download ah)

image watermarking method

这是一个计算复杂网络参数closeness centrality 的程序，已调试(this program is used to caltulate closeness centrality)

Introductory Finite Difference Methods for PDEs

该代码是用分形技术来进行纹理分析及混沌序列来实现密写(The code is used fractal texture analysis techniques to conduct and chaotic sequence to achieve Steganography)

说明：  配电网规划必须满足辐射性和连通性，配电网扩展规划问题随机产生的初始群体中往往存在大量不可行解，采用根节点融合法可确保方案的可行性。(Distribution network planning must meet radiation and connectivity, distribution network expansion planning problem with randomly generated initial population there is often a large number of infeasible solutions, use of root fusion method to ensure feasibility.)